NZ Welding Centre News


Scholarships set to drive SFC certification engagement

Wed, 1 Mar 2017

It's a great time for the SFC scheme, with SCNZ’s recent announcement that they’ll be offering 15 training scholarships in their commitment to support the steel construction industry in becoming certified - access to HERA’s AS/NZS 2214 Welding Supervisor course has never been more achievable!


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Going digital to break down learning barriers

Wed, 15 Feb 2017

It’s that time of year where we welcome a new round of student interns to our team – and our latest addition Tobias Kick has hit the ground running as he works to help develop the e-learning component of our welding technology course.


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Welding of reinforcing bar

Sun, 29 Jan 2017

Reinforced concrete structures often use the “seismic” grade of reinforcing bar 500E (to AS/NZS 4671). The designation “500E” means the rebar must meet specific requirements in regards to mechanical properties to ensure the bar will have adequate performance under earthquake loading...


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New AS-NZS 5131 Fabrication and Erection Standard - Structural steelwork

Mon, 5 Dec 2016

A significant milestone for New Zealand structural steel industry has been achieved with the approval of the new standard AS/NZS 5131 Fabrication and Erection of Steel. HERA and SCNZ in cooperation with the Australian Steel Institute also developed the Structural Steelwork Fabrication and Erection Code of Practice...


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Non Destructive Testing (NDT) Training Courses now available at HERA in 2017

Mon, 5 Dec 2016

Non Destructive Testing techniques are essential to evaluate compliance of the component with the applicable manufacturing standard or assess in-service condition of the equipment. HERA, in collaboration with the Australasian industry leader in NDT training, ATTAR, is now offering regular NDT training courses in New Zealand...


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HERA training programme for 2017

Mon, 5 Dec 2016

This month, 12 professionals complete their training programme in welding inspection leading to national and international qualifications: the CBIP Certified Welding Inspector (CWI), and the globally-recognised IIW International Welding Inspector Basic (IWI-B) and International Welding Inspector Standard (IWI-S)...


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The Pressure Equipment Workshop 2016 - A tremendous success!

Wed, 2 Nov 2016

The 2nd Pressure Equipment Workshop was held on 14th October in Auckland covering the diverse aspects of the industry from design to fabrication, to ongoing operation which are all tied together by the legal framework governing the industry...


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Butt joints in hollow sections

Wed, 2 Nov 2016

Structural steel hollow sections can be well suited to structural applications because they have a higher strength to weight ratio than open section profiles such as “I” beams and columns, channels or angles, and a lower area to be covered by a protective coating...


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Steel industry ups the game by making quality certification compulsory

Wed, 5 Oct 2016

The Steel Fabricator Certification (SFC) scheme continues to grow strongly with the latest group of three structural steel fabricators to achieve certification recognised at the SCNZ AGM in Napier on 16 September. New SCNZ fabricator members must now qualify for SFC prior to being able to become a SCNZ member...


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Record attendance at design & analysis of welded connections seminar

Thu, 1 Sep 2016

The seminars took place in Hamilton, Auckland, Wellington, Christchurch and Queenstown in July/August. Around 120 professionals attended the events, a record high for this series! Welded connections are subject to high levels of loadings in bridges and buildings in seismic zones, as well as in construction equipment, machinery etc...


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AS/NZS ISO 3834 - the allocation of quality management tasks

Tue, 2 Aug 2016

This month, we continue our series on quality management meeting the requirements of the AS/NZS ISO 3834 standard, with focus on how responsibilities for the task of inspection before welding can be allocated to team members...


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Welding Centre at IIW Conference 2016

Tue, 2 Aug 2016

Our Welding Centre General Manager Dr Michail Karpenko and Senior Welding Engineer Alan McClintock jumped the ditch to attend the International Institute of Welding 2016 Conference in Melbourne for a fantastic global forum of professionals from around the world sharing and developing scientific and technical knowledge on welding and related activities...


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Huge response to Welded Connections seminar by international expert

Tue, 2 Aug 2016

We kicked off a series of Design and Analysis of Welded Connections seminars throughout New Zealand last month presented by Professor Adolf Hobbacher – one of the world’s leading experts on weld design issues, and our very own General Managers Dr Stephen Hicks and Dr Michail Karpenko...


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The welding coordination team in AS/NZS ISO 3834

Mon, 4 Jul 2016

The welding quality management standard AS/NZS ISO 3834 is one of the key technical requirements of the SFC scheme and of AS/NZS 5131 Structural Steelwork - Fabrication and Erection currently in the final stages of development. The Welding Centre answers some of the commonly asked questions about AS/NZS ISO 3834...


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Design and analysis of welded connections seminar

Mon, 4 Jul 2016

HERA, SCNZ and the Institute of Welding are pleased to announce a one-day seminar on Design and Analysis of Welded Connections, which will be run throughout July and August in Hamilton, Auckland, Wellington, Christchurch and Queenstown...


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Exciting Training Presentation on Virtual Welding

Mon, 4 Jul 2016

Mr Jorge J. Huete Chugunowa, Director of Spanish Welding Association (CESOL) visited HERA on 4th July 2016. He presented a paper on advances in virtual reality training for welders. One of the main action sectors of CESOL is to provide high quality training for welding personnel following IIW guidelines and advances in the area of virtual training...


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Welding procedures for high strength quenched & tempered steels

Tue, 7 Jun 2016

“Quenched and tempered” (Q&T) steels for welded structures and pressure vessels provide enhanced hardness and strength properties compared to “regular” steels while maintaining adequate ductility, weldability and toughness. Steel manufacturers obtain these properties by using low alloy chemistries, heat treatment and controlled rolling...


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Certified steel fabricators celebrated in Queenstown

Tue, 3 May 2016

Five more NZ fabricators celebrate attaining their Steel Fabrication Certification in style at SCNZ's 10th anniversary celebration event in Queenstown last month...


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Welding to AS/NZS 1554.1 of boron-containing steel

Tue, 3 May 2016

HERA has published Advisory Note: Welding to AS/NZS 1554.1 of boron containing steel explaining steps that should be undertaken by the fabricator to ensure the integrity of the steel fabrication work when welding boron structural steel with elevated boron levels...


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Quality management in welding update for engineers

Mon, 2 May 2016

Over 80 IPENZ members took the opportunity at the April 2016 Auckland Branch Meeting to get up-to-date with current best practice in managing the quality of welding. HERA's Alan McClintock gave a presentation outlining what engineers need to be aware of when designing, specifying and managing the fabrication of welded steel structures...


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Steel alloy shows record-breaking resistance to shock

Mon, 2 May 2016

A team of engineers claim to have developed and tested a type of steel with a record-breaking ability to withstand an impact without deforming permanently. The new steel alloy could be used in applications from drill bits, to body armour for soldiers, to meteor-resistant casings for satellites...


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Steel Fabricator Certification (SFC) - Structural Steelwork Fabrication and Erection Standard for Public Comments

Fri, 1 Apr 2016

New Zealand’s structural steel fabricators are showing strong support for the industry’s recently launched quality assurance scheme, the Steel Fabricator Certification (SFC), an initiative designed to ensure safety of fabricated structural steelwork...


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Implementing and Maintaining A Quality Management Scheme for Welding Fabrication - The Role of the Welding Supervisor

Fri, 1 Apr 2016

A SFC fabricator has demonstrated that all their welding and related activities are managed under a quality management system that fully complies with the requirements of AS/NZS ISO 3834; specifically for NZS 3404.1 Steel Structures Standard, and AS/NZS 1554 Structural Steel Welding...


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Evaluation of Allowable Limits of Imperfections in Butt Welds

Fri, 1 Apr 2016

Quality requirements for welds are specified in underlying welding standards that are well established. The acceptance criteria for welds are largely based on industry best practice values. Two University of Auckland and HERA supported students sought to assess some of the most critical weld imperfections using a combination of fracture mechanics, finite element analysis and physical testing...


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69th IIW Annual Assembly and International Conference in Melbourne on 10-15 July 2016

Tue, 1 Mar 2016

The 69th IIW Annual Assembly and International Conference will be held at Melbourne Convention Exhibition Centre, 10 – 15 July 2016. The IIW Annual Assembly & International Conference is a unique global forum that provides the opportunity for professionals from around the world to share and develop scientific and technical knowledge of welding and related activities...


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IWE & IWT Qualification: A Pathway to Career Success

Tue, 1 Mar 2016

HERA is pleased to support the International Welding Engineer (IWE) and International Welding Technology run by the University of Wollongong, in cooperation with the WTIA in a newly restructured form...


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Courses For Welding Supervisors and Inspectors Prove Popular

Tue, 2 Feb 2016

Effective quality management systems for welded fabrication rely on competent staff – people with the knowledge and ability to ensure welding and fabrication operations are cost-effective. A feature of the SFC certification scheme is that these fabricators only employ such people...


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Witnessing Welding Qualification Test

Tue, 1 Dec 2015

In order to ensure welding qualification tests are carried out correctly, personnel are appointed to witness welder/welding operator and/or welding procedure specification (WPS) qualification tests being performed...


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Making Alloys of the Future Stronger Using Less Energy

Tue, 1 Dec 2015

Engineers at The Ohio State University have developed a new welding technique that consumes 80 percent less energy than a common welding technique, yet creates bonds that are 50 percent stronger...


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Upcoming Courses in Welding Inspection at the HERA Training Centre

Tue, 3 Nov 2015

This month, the HERA Training Centre is again offering Part 2 of its training programme in welding inspection leading to national and international qualifications: the CBIP Certified Welding Inspector (CWI), and the globally-recognised IIW International Welding Inspector Basic (IWI-B) and International Welding Inspector Standard (IWI-S)...


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Managing the Risk of Welding Related Fire and Explosions - The Role of the Welding Supervisor

Wed, 7 Oct 2015

The risk of fire and explosion is ever present with welding and thermal cutting and the fatal accident at an Auckland tank farm is a timely reminder of this. It is no coincidence that most welding equipment and welding consumables come with warnings either in the user instructions or on the packaging. Nor is it a coincidence that the first thing to be covered in any welding practical training is the basics of safety including the risk of fire and explosion...


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HERA Members Presented with Steel Fabricator Certificates at the Metals Industry Conference

Mon, 14 Sep 2015

New Zealand’s structural steel fabricators are showing strong support for the industry’s recently launched quality assurance scheme – Steel Fabricator Certification (SFC). One year on, the number of firms who have achieved SFC certification has doubled to 16, with a double-digit number of fabricators lining up to go through the process...


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Brittle Fracture Assessment of Seismic Connections Using Modified BS 7910 Approach

Mon, 14 Sep 2015

NZ Welding Centre General Manager Dr Michail Karpenko presented this paper at the Steel Innovations Conference in Sept this year. This paper discusses a simplified engineering assessment procedure to evaluate the risk of brittle fracture in welds in seismic steel connections as typically used in New Zealand...


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First-party Welding Inspection to AS/NZS ISO 3834 and AS/NZS 1554.1 Standards

Thu, 6 Aug 2015

For structural steel products to be free from serious problems in production and in service, it is necessary to provide a suitable level of quality management from the design phase, through material selection, into fabrication, and subsequently inspection. Requirements for welding/fabrication activities are given in the Code of Practice of the NZ Steel Fabricator Certification (SFC) scheme...


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Quality Requirements for Thermal Cutting

Wed, 1 Jul 2015

Flame, plasma and laser cutting are widely used in industry. The level of quality required for cut surface is determined by the application and its service conditions. Defects generally arise through incorrect cutting procedure and equipment maintenance. Recommended quality requirements are given in WTIA Technical Note 5 for flame cutting applications...


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Correction Amendments to AS/NZS 1554 Structural Steel Welding Parts 1, 5, and 7

Wed, 1 Jul 2015

In May 2015, Standards Australia senior management was alerted to the fact that the 2014 editions within the AS/NZS 1554 suite contained material that was included without adherence to Standards Australia’s standards development processes...


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Code of Practice for the Fabrication of Stainless Steel Plant & Equipment aka Blue Book

Wed, 3 Jun 2015

The Third Edition of the Code of Practice for the Fabrication of Stainless Steel Plant & Equipment referred to as the “Blue Book”, is now available. The “Blue Book”, as it is generally known as in industry, has established itself as a key document for the specification of stainless steel plant in New Zealand. It has been recently revised by the New Zealand Stainless Steel Development Association (NZSSDA)...


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Surface Imperfections on Welds Made with the Flux Cored Arc Welding Process

Wed, 3 Jun 2015

Welding supervisors need to aware of the possible causes of imperfections and have procedures in place that will minimise the risks of gas marks occurring. Welding supervisors and welding inspectors need to be conversant with the acceptance levels of the applicable standards and be able to distinguish between acceptable imperfections and unacceptable defects...


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Successful Engineering the Repair and Retrofitting of Steel Structures Seminar

Tue, 5 May 2015

A series of seminars on Engineering the Repair and Retrofitting of Steel Structures took place in Auckland, Wellington and Christchurch in April 2015. More than 60 engineers have attended the events...


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Protecting Infrastructure Against Corrosion - Durability Planning

Tue, 5 May 2015

A full-day technical event & exhibition will discuss the importance of durability planning in the fight against corrosion. The date is Thursday 14 May at the Crowne Plaza Auckland from 8:30am – 7:00pm (includes cocktail function & exhibition)...


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Quality Management of Structural Welding Fabrication Seminar

Tue, 31 Mar 2015

More than 80 professionals attended the seminars jointly-organised by the NZ Welding Centre and SCNZ in March. The seminars were held in Auckland, Hamilton, Wellington, Christchurch and Queenstown...


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Engineering the Repair and Retrofitting of Steel Structures Seminar

Tue, 31 Mar 2015

This seminar is another part of the very successful seminar series Achieving Seismic Performance in Steel Connections presented by Robert E. Shaw in 2012 and 2013...


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Fitness for Service Assessment to Prolong Asset Life for Pressurised Plant Equipment

Tue, 31 Mar 2015

An informative two-day training course that will cover the basis for assessment of pressure plant equipment for continued service and life evaluation in accordance with the API 579-1/ASME FFS-1...


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Weld Access Holes in Seismic Applications

Mon, 2 Mar 2015

Weld access holes are frequently required in the fabrication of structural components. The geometry of these structural details can affect the components’ performance.


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On Failure Investigation: Never Asked Questions

Mon, 2 Mar 2015

The New Zealand Welding Centre provides a comprehensive material and weld failure investigation service for the HERA members and industry stakeholders also drawing on the services of external consultants such as metallurgist Dr Vladimir Ivanov...


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The New 2014 Edition of AS/NZS 1554 Part 1

Mon, 2 Feb 2015

The 2011 edition of our most widely-used welding standard AS/NZS 1554 Part 1 has been superseded by the 2014 edition published in November last year. The expectation is that the new edition of the standard will now be implemented by all users...


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NZ Welding Centre Expert Seminars for 2015

Mon, 2 Feb 2015

The NZ Welding Centre has expert seminars lined up for 2015...


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Stainless Steel in Agricultural Applications

Mon, 2 Feb 2015

The International Stainless Steel Forum (ISSF) has launched a new publication on Stainless Steel in Agricultural Applications...


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ACA Training Dates for your Diary

Mon, 2 Feb 2015

The Australasian Corrosion Association (ACA) will offer the training opportunities in Auckland throughout 2015...


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The HERA Training Centre 2015 Programme

Tue, 2 Dec 2014

2014 proved a busy year for the HERA Training Centre, with over 100 people attending our specialist courses and seminars for engineers, supervisors and welding inspectors...


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Specifying Roughness of Welded Stainless Steel Surfaces

Tue, 2 Dec 2014

Surface roughness is a measure of the texture of a surface. It is quantified by the vertical deviations of a real surface from its ideal form. If these deviations are great, the surface is rough, if they are small, the surface is smooth...


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Update AS/NZS 1554 Standard Series Now Published

Tue, 2 Dec 2014

Five updated parts the AS/NZS 1554 Standard series have been just published...


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WTIA 4th IIW Research and Collaboration Colloquium

Tue, 2 Dec 2014

From 5th to 7th November, as part of its National Welding Capability Project, WTIA hosted the 4th International Institute of Welding (IIW) Welding Research and Collaboration Colloquium...


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Management of Welding Fabrication - New Generation of Smart Welding Machines

Tue, 2 Dec 2014

For all structural steel welding in New Zealand, welding fabrication shall comply with AS/NZS 1554. One of the key requirements of this standard is that the welder shall follow a welding procedure specification (WPS) maximising productivity and minimising the risk of defects. This is also one of the key requirements of the ISO 3834 based Steel Fabrication Certification (SFC) Scheme jointly developed by SCNZ and HERA...


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Steel Fabricator Certification (SFC) - Successful Launch

Fri, 31 Oct 2014

Eight pre-fabrication steel companies received the SFC and IIW MCS ISO 3834.2 certification at SCNZ September’s Steel Agenda event with the support of the Ministry of Business Innovation and Employment. The launch of the SFC scheme is an important milestone for our industry...


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Corrosion Resistance of Alternative Stainless Steels - Project Summary

Fri, 31 Oct 2014

For many years, high quality, long service and durability have been associated with austenitic stainless steels such as 304 and 316 grades that account for more than 60% of the Australasian market...


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Upcoming Courses in Welding Inspection At The HERA Training Centre

Fri, 31 Oct 2014

This month, the HERA Training Centre is again offering Part 2 of its training programme in welding inspection leading to national and international qualifications: The CBIP Certified Welding Inspector (CWI), and the globally-recognised IIW International Welding Inspector Basic (IWI-B), and International Welding Inspector-Standard (IWI-S). The Centre is New Zealand’s only International Institute of Welding (IIW) Accredited Training Body (ATB)...


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Been Offered A Cheap Welding Machine Recently??

Fri, 31 Oct 2014

Unfortunately the NZ Welding Centre has had the following two welding machines stolen from our welding laboratory...


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Welding Procedures to AS/NZS 1554.1 - Extending the Range of Qualification

Thu, 2 Oct 2014

Welding quality management systems have continuously evolved over the years and now require the fabricator to maintain a system that should comply with AS/NZS ISO 3834. To this end, HERA and SCNZ have introduced the Steel Fabricator Certification (SFC) scheme that offers compliance with the quality management system AS/NZS ISO 3834.2 as the highest certification level available. One of the key components of a welding quality management system is the welding procedure specification (WPS)...


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HERA Welding Inspector Courses - Change of Dates

Thu, 2 Oct 2014

The Welding Inspector course dates have been set back two weeks to accommodate the renovation work at present being undertaken in HERA House...


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Integrated International Welding Inspector and AS 2214 Welding Supervisor Course

Wed, 3 Sep 2014

The NZ Welding Centre is committed to providing welding technology courses that comply with the best national and international practice. The Ttraining is provided by the IIW-approved and NZQA-accredited HERA Training Centre. The courses include a popular AS 2214 Welding Supervisor course, and the International Welding Inspector IWI-B and IWI-S courses...


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Steel Fabricator Certification Scheme - ISO 3834 PLUS

Fri, 1 Aug 2014

Steel Fabricator Certification (SFC) is a quality-focused industry initiative that is jointly being developed by HERA and SCNZ. It is based on New Zealand and international best practice. Its goal is to ensure certified fabricators have the appropriate personnel and procedures in place to consistently produce work of the required quality...


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NZ Welding Centre IIW Activities

Fri, 1 Aug 2014

New Zealand was represented at the recent International Institute of Welding Annual Assembly and International Conference in Korea by Michail Karpenko and Alan McClintock from the NZ Welding Centre. The IIW event brings together a wide range of professionals from around representing activities in every aspect of welding and joining...


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Design of Welded Connections Seminars

Wed, 2 Jul 2014

In June, seminars took place in Christchurch and Auckland on the Design of Welded Connections – Fatigue and Seismic Applications. The seminars were presented by Duane K. Miller, of the Lincoln Electric Company, USA, a recognized authority on the design and performance of welded connections...


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Advanced Orbital Arc Welding At Culham Engineering

Wed, 2 Jul 2014

Culham Engineering is pleased to announce the purchase of an AdaptARC® Welding System from TRI TOOLS INC. The AdaptARC® is one of the most advanced multi-process, mechanized, orbital welding systems available. Initially developed for the oil & gas project and which allows the operator to switch rapidly back and forth between GTAW, GMAW or FCAW...


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The Role of Welding Inspection to AS/NZS 1554

Wed, 4 Jun 2014

A typical definition for inspection in this context is: verifying conformity of the welding fabrication with the specific requirements of the Standard, contract and specification by measuring, examining, testing, gauging, checking, and verifying. All inspections need to be carried out by persons who hold the necessary qualifications; these can include the welding supervisor for 1st party inspection, and applicable qualifications for the welding inspection and non destructive testing for 2nd and 3rd party inspections...


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Steel Fabrication Certification Scheme - Another Milestone Achieved

Fri, 2 May 2014

SCNZ and HERA are busy working towards readying the Steel Fabricator Certification scheme (SFC) for launch at this year’s SCNZ AGM in September. The SFC will provide procurers of locally fabricated structural steel with the peace of mind that comes with using fabricators certified to an internationally-recognised quality management system to consistently produce quality compliant fabricated products...


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Welding of Substitute Structural Steel

Fri, 2 May 2014

As the welding standard AS/NZS 1554 (Parts 1 and 5) limits the choice of “pre-qualified” parent metals to those with Australian or joint Australian/New Zealand specifications, a frequently asked question is how a non-pre-qualified steel can meet the requirements of the standard...



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International Welding Qualifications - First IIW Diplomas Issued by HERA ANB

Fri, 2 May 2014

Around the world, standards and regulations relating to construction and welded products recognise the importance of the competency of welding coordination and inspection personnel. HERA’s welding supervisor and welding inspection qualification programme is central to the Steel Fabricator Certification Scheme (SFC) that is jointly developed by HERA and SCNZ...


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Design Of Welded Connections - Fatigue and Seismic Applications

Fri, 2 May 2014

Duane K. Miller, Sc.D., P.E., The Lincoln Electric Company, USA, a recognized authority on the design and performance of welded connections will be at HERA for a 1-day seminar...


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Report on Laser Fused Structural in Stainless Steel Seminar

Fri, 2 May 2014

The NZ Stainless Steel Development Association (NZSSDA) in cooperation with the NZWC offered a free seminar on stainless steel structural products fabricated using laser beam welding...


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Fronius Product Technical Presentation

Fri, 2 May 2014

The Fronius International GmbH and DIGITALWELD in co-operation with HERA, hosted the official launch of their latest products. The seminar was presented by the visiting experts from the Fronius’ Welding Technology Division, Austria


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Structural Steel Welding: Charpy V-Notch Toughness and Heat Input Limits

Mon, 31 Mar 2014

A fundamental requirement of AS/NZS 1554.1 Welding of Steel Structures is that the welding procedure (that is the weld preparation, the welding consumables and the welding parameters) must be qualified before welding of the structure commences...


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Laser Fused Structurals in Stainless Steel Talk

Mon, 31 Mar 2014

The NZ Stainless Steel Development Association (NZSSDA) would like to invite all interested parties to a free technical presentation by JS (Jürg) Schweizer, Managing Director of Stainless Structurals Asia Pte Ltd. This may be of interest to stainless steel fabricators, architects and industrial specifiers....


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Steel Fabricator Certification - Work in Progress Update

Mon, 3 Mar 2014

The second meeting of the Working Group Steel Fabricator Certification (SFC) took place in Auckland on the 23rd of January. The meeting was attended by some 20 delegates representing leading structural steel fabrication companies...


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Equipment Offer - Scanning Electron Microscope

Mon, 3 Mar 2014

For a short window of opportunity, a second hand SEM has been offered to HERA at a very attractive price, and HERA is currently investigating how this could benefit member companies...


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Technical Presentation - Latest Developments in Welding Power Source Technology

Mon, 3 Mar 2014

Welding power sources have undergone tremendous developments in recent years due to significant advances in electronics. To explain the latest developments in welding systems state and the benefits for users, a technical presentation is being held at HERA in conjunction with Digitalweld, NZ agents for Fronius welding systems...


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Global Welding Inspection Qualifications

Mon, 3 Feb 2014

IIW qualification programme is now called up in a number of national standards, such as the new AS 3920 Pressure Equipment – Conformity Assessment and AS/NZS 1554 Structural Steel Welding Standard series. In New Zealand, Welding Inspector Training according to IIW guidelines is provided by the HERA Training Centre...


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Welding Procedure Specification (WPS) - An Evidence of Compliance or Just A Part of A Wider Quality System?

Tue, 3 Dec 2013

The normative fabrication-related quality requirements for NZ structural steel are given in Standards NZS 3404.1 and the AS/NZS 1554 series. These standards set out a number of quality requirements including Welding Procedure Specification (WPS) qualification...


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Competency of Welding Supervisors and Inspectors

Tue, 3 Dec 2013

AS/NZS 1554 states that welding must be carried out under the supervision of a welding supervisor employed by or contracted to the fabricator to ensure that all welding is carried out in accordance with the requirements of the Standard, the customer’s specifications and that qualified WPS are followed by the welder(s)...


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HERA Prize 2013 at AUT

Tue, 3 Dec 2013

This year’s HERA prize was awarded by NZ Welding Centre Manager Dr Michail Karpenko to Mr Guan Steven Wang for his remarkable BE project entitled Modelling of GTAW Weld Pool under Marangoni Convection...


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Accreditation Scheme Update - D&H Steel Frist New Zealand Company to Achieve AS/NZS ISO 3834 Certification

Fri, 1 Nov 2013

Recently HERA member D&H Steel Construction Ltd became the first New Zealand steel fabricator to achieve certification to the powerful production management system to AS/NZS ISO 3834 Part 2 under the HERA Verified scheme...


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Guidance for Designers and Fabricators on Welding of Weather-Resistant Steels

Fri, 1 Nov 2013

Weathering steel is a low alloy steel that was originally developed in the USA in 1930s. Since then the use of weathering steel has spread worldwide, and is generally available as “structural steel with improved atmospheric corrosion resistance”...


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Upcoming Courses in Welding Inspection at the HERA Training Centre

Fri, 1 Nov 2013

The HERA Training Centre is a division of HERA that provides specialised training in inspection, quality assurance and quality control, non-destructive testing, and welding engineering. The Centre is an International Institute of Welding (IIW) Accredited Training Body (ATB). The welding inspection courses lead to national and international qualifications...


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Steel Construction Accreditation - Work-in-progress Report

Fri, 30 Aug 2013

SCNZ and HERA are currently developing a Steel Construction Accreditation Scheme (SCA) that will make sure that all accredited fabricators players follow the same rules...


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Recent Developments in Education and Training - New Zealand and IIW Qualifications

Thu, 1 Aug 2013

Safety and profits depend on technical control of welding operations. Key staff needs to have appropriate training and the required level of competence in welding technology...


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Welding Consumables for Seismic Applications

Tue, 2 Jul 2013

New Zealand and Australia have followed B practice using a tensile strength-based classification system with local variations including a 47 J minimum impact energy requirement at the temperature of test as the basis for its consumable classification requirements...


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Comparison of Welding Inspector Qualifications and Certifications

Tue, 2 Jul 2013

For the structural steel industry where most welding is required to AS/NZS 1554.1:2011 Structural Steel Welding, the qualification of inspectors is set out in Section 7...


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Stainless Steel Fabrication to AS/NZS 1554.6

Wed, 5 Jun 2013

The process of qualification of welding procedures usually starts with the development of a draft welding procedure, welding a test piece and establishing the procedure qualification record (PQR), followed by testing to verify that the weld quality achieved complies with the acceptance criteria set in the standard...


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The High Cost of Weld Repairs

Wed, 5 Jun 2013

With all the time and resources that goes into welding at the front end it very disheartening for a fabricator to find at the end of the job he has done it for virtually nothing; the expected return has been literally burnt up by rework...


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Welding In Seismic Applications - AS/NZS 1554.1 Structural Steel Welding and AWS D1.8 Structural Welding Code - Seismic Supplement

Thu, 2 May 2013

The very good performance of steel structures in recent Canterbury earthquake(s) highlighted the advantages of steel as the material of choice for seismic design of public, commercial and residential buildings. Fabrication procedures for steel structures are well established to the requirements of NZS 3404.1 and AS/NZS 1554.1 standard series.


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Revision of Australian Standard 1210 Pressure Vessels

Thu, 2 May 2013

AS 1210 specifies requirements for the materials, design, manufacture, testing, inspection certification and despatch of pressure vessels, and as such has some use here in NZ...


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Not Only Welding - Seminar Achieving Seismic Performance in Steel Connections

Thu, 2 May 2013

A series of seminars on Achieving Seismic Performance using Bolted Connectionswere presented by Robert E. Shaw, one of the worlds leading experts on seismic welded and bolted connections, the Chairman of the IIW Commission XV Design, Analysis and Fabrication of Welded Structures...


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New Format HERA Training Centre Courses Rolled Out

Thu, 4 Apr 2013

The HERA Training Centre has now completed the first two training courses in the new format for welding supervision and welding inspection. These now offer the option of achieving the IIW International Welding Inspector (B) qualification...


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Fatigue Design of Welded Structures

Thu, 4 Apr 2013

More than 50 industry professionals attended recent seminars on Fatigue Design of Steel Structures presented by world expert Prof. Adolf Hobbacher, assisted by NZ Welding Centre Manager Dr. Michail Karpenko, who addressed weld quality and NDT aspects...


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Upcoming Seminar Achieving Seismic Performance using Bolted Connections

Tue, 5 Mar 2013

This NZ Welding Centre seminar is the second in the series Achieving Seismic Performance in Steel Connections presented by international expert Robert Shaw...


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HERA Welding Inspection Course 2013

Tue, 5 Mar 2013

This NZ Welding Centre course provides the welding inspection knowledge required for people wishing to take national and/or international examinations for qualification as a welding inspector...


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HERA Training Courses - Revised and Upgraded for 2013

Mon, 4 Feb 2013

The well-established HERA courses for welding supervision and welding inspection have been revised and upgraded for 2013, and now provides access to the International Institute of Welding (IIW) welding inspection qualifications...


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New IIW Training Schemes Now Available

Mon, 4 Feb 2013

To support New Zealand Industry in the training field, HERA has established the New Zealand IIW Authorized National Body for the Qualification and Certification of the Welding Personnel (HERA-ANB).HERAs welding supervisor (AS 2214) and inspection course have been updated to reflect IIW requirements...


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Upcoming Technical Seminars - Register now

Mon, 4 Feb 2013

Some technical seminars of great benefit to welders are coming up - don't miss them!


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HERA Welding Supervisor Course Christchurch 2012

Mon, 4 Feb 2013

The Christchurch welding supervisor course leading to the AS 2214 Certification of Welding Supervisors - Structural Steel Welding qualification saw the highest attendance yet...


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Welding Article Review

Mon, 4 Feb 2013

Article review on new constructional steel for pressure vessels now with high resistance to hydrogen-induced cracking (HIC), and Steel Construction R & D...


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New Training and Qualification Opportunities for 2013

Mon, 3 Dec 2012

HERA's advanced level welding-related industry training is about to receive a boost with our application for the status of Authorised National Body (ANB) with the International Institute of Welding (IIW)...


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IIW Releases White Paper on Welding

Thu, 1 Nov 2012

The IIW has just released its white paper Improving Global Quality of Life Through Optimum Use and Innovation of Welding and Joining Technologies...


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Welding In New Zealand

Thu, 1 Nov 2012

HERA has a long-term programme with the overall aim of improving our industry's productivity and a HERA report helps understand major trends, developments and challenges that will impact the NZ welding industry...


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Excellent Attendance for What Every Engineer Should Know about Welding Seminar Series

Mon, 1 Oct 2012

The Welding Centre's recent seminar series What Every Structural Engineer Should Know About Welding attracted over 70 people in four locations throughout the country...


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Accreditation System for Steel Fabrication and Construction

Mon, 1 Oct 2012

Invitation to participate in NZ Welding Centre Accreditation Scheme...


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Quality of Welds - Good Workmanship vs Fitness for Service

Fri, 31 Aug 2012

HERA's NZWC is actively involved in the research work of the IIW Commission XIII and is an active contributor to the revision of our welding standards as a member of the Standards Australia WD-003 committee


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Welding Supervisor Course Confirmed for Christchurch

Fri, 31 Aug 2012

HERA's Welding Supervisor course is confirmed for Christchurch for 10th - 14th September. The course is also offered in Auckland for the week 2nd - 7th September...


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MBIE-endorsed Seminar Provides Guidance on the Principles of Quality Assurance for Welded Steel Structures

Mon, 30 Jul 2012

This month, the NZ Welding Centre's one-day seminar What Every Structural Engineer Should Know About Weldingis offered in Auckland, Taupo, Wellington, Nelson, Christchurch and Queenstown...


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Is My Flux Cored Wire Prequalified to AS/NZS 1554?

Mon, 30 Jul 2012

One of the most commonly asked questions about our most widely-used welding Standard AS/NZS 1554.1 concerns welding consumables...


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Revision of Pressure Equipment Standards

Mon, 30 Jul 2012

Standards Australia has announced the revision to three of their Standards...


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What Every Structural Engineer Should Know About Welding

Mon, 2 Jul 2012

The very good performance of steel framed buildings in recent Canterbury earthquake(s) has highlighted the advantages of steel as the material of choice for seismic design of multi-storey buildings...


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Essential Skills in Demand - Metal Fabricators (Welders)

Mon, 2 Jul 2012

The NZ Manufacturers and Exporters Association submitted a number of applications to the Essential Skills in Demand List and were successful in getting the occupation of Metal Fabricators (Welders) listed on the Immediate Skills Shortages List....


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Managing Stainless Steel Fabrication to AS/NZS 1554 Part 6:2012 Seminar

Fri, 1 Jun 2012

This seminar is aimed at providing all those with an involvement in stainless steel design, fabrication and inspection with a sound understanding of the principles of the new edition of AS/NZS 1554.6


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What Every Structural Engineer Needs to Know About the Welding of Structural Steel

Fri, 1 Jun 2012

The NZ Welding Centre will be offering a seminar aimed at providing guidance on the principles of quality assurance for welded steel structures around the country in August...


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Structural Steelwork - How Straight Does It Have To Be?

Fri, 4 May 2012

Fabricators and welders need to carefully plan assembly procedures and welding sequences on structures where distortion and shrinkage are going to be difficult to correct after welding...


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One-day Welding Procedures Workshop - May 2012

Fri, 4 May 2012

Provide your engineers, welding supervisors and inspectors with the practical skills to efficiently manage the qualification process and paperwork necessary to demonstrate compliance with the latest version of AS/NZS 1554 for applications such as structural and transport...


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Fitness-for-Service Assessment Course in May 2012

Wed, 4 Apr 2012

The API 579 Fitness-for-Service Assessment Course is a comprehensive 3-day course presenting a complete method for analyzing, evaluating and monitoring pressurized equipment for streamlining operations and prolonging asset life...


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Can ASME Welding Procedures be Used for AS/NZS 1554?

Tue, 3 Apr 2012

A key requirement of the widely specified welding standard AS/NZS 1554.1 is that welding procedures must be "qualified"...


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Radiographic (RT) Gap Shots and Other RT Examinations for Fillet and Socket Welds In Accordance With ASME B31.3

Tue, 3 Apr 2012

The following has been provided from an article by Jon K. Lambert...


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Welding Procedures Workshop - May 2012

Wed, 29 Feb 2012

A Welding Centre workshop will provide the practical skills to efficiently manage the qualification process and paperwork necessary to demonstrate compliance with the latest version of AS/NZS 1554 for applications...


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Achieving Seismic Performance in Steel Connections Seminar Success

Wed, 29 Feb 2012

More than 100 people attended the Robert Shaw seminars on Seismic Performance in Steel Connections during February in Auckland, Wellington and Christchurch...


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Changes to the Welding Consumable Standards

Wed, 29 Feb 2012

The long-established AS and NZS standards for manual metal arc welding (MMAW) and flux-cored arc welding (FCAW) consumables have now been superceded by the harmonized ISO welding consumable classification system...


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Competent People Key to Cost-effective Welding

Thu, 2 Feb 2012

When the safety and reliability of a component or structure is dependant on the integrity of the welds holding it together, the accepted way of ensuring that this integrity is achieved is to weld to a recognized welding Standard...


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Crash Course to Achieving Seismic Performance in Steel Connections

Thu, 2 Feb 2012

This seminar provides one of the most comprehensive one-day introductions to getting welded and bolted seismic design details right...


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HERA Welding Supervisor Course 2012

Tue, 29 Nov 2011

The next Welding Supervisor Course leading to qualification to Australian Standard AS 2214-2004 will be held in March 2012...


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Achieving Seismic Performance in Steel Connections

Tue, 29 Nov 2011

Robert E. Shaw, a leading expert on seismic connections, will share his valuable experience with HERA members through a series of seminars in February 2012...


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Corrosion Performance of Alternative Stainless Steels

Tue, 1 Nov 2011

Until now, the vast majority of stainless steel corrosion data comes from overseas and may not reflect NZ specific conditions such as coastal salt spray...


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HERA Welding Supervisor Course 2012

Tue, 1 Nov 2011

Congratulations to successful candidates who have joined those achieving qualification to AS 2214 Certification of Welding Supervisors - Structural Steel Weldingin 2011...


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Alternative Stainless Steels

Mon, 10 Oct 2011

In recent years, as it has also been the case in the past, the price of nickel has increased dramatically, directly affecting the cost of 304 and 316 grades...


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Upcoming Changes to the Stainless Steel Welding Standard AS/NZS 1554.6

Mon, 10 Oct 2011

AS/NZS 1554.6 is a Standard supporting Design Standard AS/NZS 4673:2001 Cold-formed Stainless Steel Structures and for the Standard to continue to be used as extensively, its relevance needs to be maintained by regular updating...


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Developments in Welding-related Technology - Recommended Papers from the WTIA/IIW Pacific International Congress 2011

Wed, 5 Oct 2011

The 3 modes of metal transfer; dip, globular and spray are still the basis of theonce humble gas metal arc (or MIG/MAG) welding process...


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Welding Supervisor Qualification Now Well-established in NZ

Thu, 1 Sep 2011

HERA's welding supervisor course leading to the AS 2214 Certification of welding supervisors - Structural steel welding has now been successfully running for three years...


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AS/NZS 1554.1:2011 - Implications for Existing Welding Procedures

Tue, 2 Aug 2011

The 2004 version of our most widely-used welding standard AS/ZNS 1554.1 has now been superseded by the 2011edition...


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Reminder: HERA Welding Supervisor Course

Tue, 2 Aug 2011

The next Welding Supervisor Course leading to qualification to Australian Standard AS 2214-2004 will be held in September...


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Updates on Welding Standards

Wed, 29 Jun 2011

With the increasing use of AS/NZS 2980 as the replacement for NZS 4703 and NZS 4711, most people now have a good understanding of what the changeover will mean for them...


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HERA Welding Supervisor Course

Wed, 29 Jun 2011

The next Welding Supervisor Course leading to qualification to Australian Standard AS 2214-2004:  Certification of Welding Supervisors - Structural Steel Welding will be held in September...


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From Kazakhstan to Christchurch

Wed, 29 Jun 2011

Agip KCO welding engineer Jon Lambert based in Kazakhstan will be returning back to his adopted hometown Christchurch at the end of the year...


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How to Design to Avoid Fatigue in Welded Structures

Wed, 1 Jun 2011

The NZWC has invited one of the world’s leading experts on weld fatigue design to give a seminar series in New Zealand in June...


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NZWC at Metals NZ Industry Conference 2011

Wed, 4 May 2011

Staff of the NZ Welding Centre presented five conference papers in the Stainless Steel and Productivity sessions...


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NZSSDA Stainless Steel Session

Wed, 4 May 2011

The NZ Stainless Steel Development Association saw a very productive session at the Metals N Industry Conference 2011...


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New Seminar Series: Designing to Avoid Fatigue in Welded Structures

Wed, 4 May 2011

The NZ Welding Centre is organising a series of seminars that give a comprehensive update on advanced fatigue design methods and prevention techniques...


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Welding Procedures AS/NZS 1554 and 2980 Seminars

Wed, 4 May 2011

Recent changes to welder qualification standards have emphasised the need for fabricators to have a sound understanding the welding procedure specification (WPS)...


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Metals Conference Focus: Corrosion Performance of Alternative Stainless Steel Grades

Tue, 5 Apr 2011

HERA in cooperation with the NZSSDA, local industries and international research partners has been conducting a corrosion study involving a number of corrosion tests...


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NZ Welding Centre Conference Papers Abstracts

Tue, 5 Apr 2011

Here are the papers the NZ Welding Centre will be presenting at the Metals New Zealand Industry Conference...


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Changes to Welder Qualification Standard for the Dairy Industry

Mon, 4 Apr 2011

Dairy companies can be confident that there is no risk to their industry with the change to AS/NZS 2980: 2007...


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Pushing the Boundaries - Friction Technology

Thu, 3 Mar 2011

The friction welding process has, to a large extent, been restricted to round, square, or rectangular bars for the five decades since its inception. This changed thanks to a English...


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How Much Welding Is Done In NZ and Who Does It?

Wed, 2 Feb 2011

The NZ Welding Centre has recently completed the first objective of this programme by establishing an overview of welding's role in NZ...


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Welding Supervisor Course in March 2011

Wed, 2 Feb 2011

HERA's Welding Supervisor Course leading to qualification to Australian Standard AS 2214-2004: Certification of Welding Supervisors - Structural Steel Welding will be offered on 14th -18th March...


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International Welding Specialist Course

Wed, 2 Feb 2011

For further welding education, HERA offers the Welding Specialist Course that leads to the International Institute of Welding International Welding Specialist (IWS) qualification...


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HERA Welding Supervisor Course

Tue, 7 Dec 2010

The NZ Welding Centre's welding supervisor course leading to the AS 2214 qualification ran in November in Christchurch, thanks to the assistance of CPIT...


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Stainless Steel Seminar A Great Success

Tue, 7 Dec 2010

HERA's NZ Welding Centre hosted a successful seminar series by international welding expert Dr Damian Kotecki at four venues through New Zealand...


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Creating a Future for Women in Welding

Tue, 7 Dec 2010

Jobs With a Future” will provide welding trade training and employment for Work and Income clients, including women...


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Characterisation of the New Zealand Welding Industry HERA Report R8-29

Tue, 2 Nov 2010

The NZ Welding Centre initiated a research programme with the overall aim of improving welding productivity and reducing welding-related expenditure and as an outcome lift the competitiveness of our fabricators...


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AS 2214 Welding Supervisor Course: 15th 19th November

Tue, 2 Nov 2010

Registrations are closing soon for the AS2214 Welding Supervisor Course that will take place in Christchurch on 15th – 19th November...


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New Camera System for Monitoring of Welding Processes

Tue, 2 Nov 2010

NZWC Senior Welding Engineer Alan McClintock and Andrew Short, former Graduate Welding Engineer at NZWC, recently met at HERA to make an instructional YouTube video...


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Training the Next Generation

Mon, 1 Nov 2010

Trades@School pilot scheme has ended with 14 of the 18 original intake of year 12 school students successfully completing academic and practical requirements of the programme...


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Stainless Steel Fabrication Standard

Thu, 30 Sep 2010

The NZ Welding Centre has approached Standards Australia Welding Committee WD-003 and relevant industry partners with a view to initiating the AS/NZS 4673 revision project and finishing the draft revision by the end of this year...


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HERA at 63rd Annual IIW Assembly

Fri, 3 Sep 2010

HERA is the accredited national body to provide welding-related training leading to International Institute of Welding (IIW) qualifications such as International Welding Specialist IWS...


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Welding of Stainless Steels Seminars

Tue, 3 Aug 2010

HERA in cooperation with NZ Stainless Steel Development Association (NZSSDA) has invited  Dr Damian Kotecki, one of the world’s leading experts on stainless steel fabrication, to share his valuable knowledge with our industry...


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HERA's Welding Supervisor Course Now Leads to New NZQA Unit Standard

Mon, 2 Aug 2010

In addition to achieving certification to AS 2214, participants successfully completing the requirements of HERA's Welding Supervisor Course can now also opt for assessment to NZQA unit standard 26393...


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Flame Straightening - A Well-Proven Technique That is as Useful as Ever

Mon, 2 Aug 2010

Also known as  flame or  heat shrinking, flame straightening can be a very effective method of correcting distortion or damage in almost any type of fabrication such as bridges, girders, ships, and railways stock...


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Changes to Welder Qualification Tests for Stainless Steel Tube

Thu, 1 Jul 2010

As from 1st April 2011, NZS 4703 will be superceded by the joint Australian/New Zealand standard AS/NZS 2980: 2007  Qualification of Welders for the Fusion Welding of Steel...


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Withdrawal of Welder Qualification Standards

Tue, 1 Jun 2010

The NZ Welding Centre's seminar series around NZ on the changes to welder qualification standards attracted considerable interest and provided a valuable forum for discussions on how a smooth transition can be achieved...


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Seminar on Withdrawal of Welding Standards NZS 4711 & NZS 4703 Draws Great Interest

Wed, 5 May 2010

The NZ Welding seminar series on  AS/NZS 2980:2007 Qualification of welders for fusion welding of steels attracted excellent interest and discussion at its first 4 venues. Over 90 people attended the four events and registration for the remaining venues remains very good. ..


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Welding Standards NZS 4711 & NZS 4703 to be Withdrawn

Thu, 8 Apr 2010

With effect from 1st April 2011, AS/NZS 2980:2007 Qualification of welders for fusion welding of steels will become the standard for welder qualification...


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European Pipeline Technology Update by EU Expert

Thu, 8 Apr 2010

Co-Chairman of the Bulgarian Welding Society Dr. Eng. Marin Beloev, an expert in the fabrication and erection of unique metal structures and installations, visited New Zealand in March to give a technical presentation for HERA members...


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The Importance of Training and Education for Supervisors in Welded Fabrication

Wed, 3 Mar 2010

Where an organization does not have the resources to train staff in all the required aspects of welding quality control as required by the widely used welding standards such as AS/NZS 1554, one of the two courses offered by the NZ Welding Centre is the answer.


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New Qualification in Welding Supervision Now Established in NZ

Fri, 5 Feb 2010

The Structural Steel Welding course conducted by HERA's NZ Welding Centre will be offered again in 2010


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WTIA Director Receives Top International Award

Fri, 4 Dec 2009

Mr Chris Smallbone, Executive Director of the Welding Technology Institute of Australia (WTIA), was awarded the IIW 2009 Walter Edström Medal for his "remarkable and distinguished contributions to the International Institute of Welding (IIW) and the international community"...


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Successful Avoiding Fatigue in Welded Structures Seminar

Fri, 4 Dec 2009

More than 120 industry professionals from around the country attended the recent seminars on Avoiding Fatigue in Welded Structures presented by world expert Prof. Dr. Adolf Hobbacher. The seminars were organised by HERA's NZ Welding Centre (NZWC)...


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Distortion after Hot-Dip Galvanizing of Welded Items

Fri, 30 Oct 2009

The magnitude and distribution of residual stresses depend on many factors such as heat input during welding...


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Free Seminar/Workshop TIPTIG Automatic Hot Wire Feed Handheld TIG Process ...NZ Launch

Fri, 2 Oct 2009

Rotig Ltd (Australasian Agent) - in conjunction with Siegfried Plasch of TIPTIG Ing. Austria, Europe - will be launching this "NEW" process to the NZ market. This amazing product is simply a...


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Fillet Weld Shape Which Profile is Best?

Fri, 2 Oct 2009

Convex fillet welds - who needs them?


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Avoiding Fatigue in Welded Structures Seminar

Fri, 2 Oct 2009

In November, Prof. Adolf Hobbacher from the University of Wilhelmshaven, Germany will present a one-day seminar series on  Avoiding Fatigue in Welded Structures. Prof. Hobbacher is one of the world's leading experts...


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Want an Interesting Job? Try Welding!

Wed, 23 Sep 2009

The NZ Welding Centre as a division of the Heavy Engineering Research Association undertakes a wide range of welding technology-related services for the industry. As a small organisation (at present the Welding Centre has only two staff), we are always pleased to involve engineering students in our research projects. 


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