African Fusion November 2016

Contents

November 2016 FEATURES 4 SAIW’s 68 th Annual Dinner and Awards The 68 th SAIW Annual Dinner and Awards Presentation was held on September 23 at the Gold Reef City Casino Convention Centre. Compèred by Bongani Nxumalo with entertainment by Coda Africa, the South Africa welding fraternity attended in numbers to celebrate, following a difficult year. 12 Kelvion: SA’s heat transfer and cooling plant pioneer This issue’s SAIWmember profile features Kelvion Thermal Solutions and Kelvion Services. African Fusion talks to Alex Dreyer, Pieter Herbst and welding engineer Angel Krustev. 16 The susceptibility of X70 Linepipe Steel to WMHACC This paper by CJ Van Niekerk, M du Toit and L Kuzmikov was presented at the IIWConference inMelbourne this year and describes an investigation into the influence of welding parameters on the susceptibility of X70 Linepipe Steel to weld metal hydrogen-assisted cold cracking (WMHACC). 20 Robotic welding and cutting of mining equipment In this paper, P Kuebler of BOC and R Lenzi of Robot Technologies Systems Australia present an innovative robotic welding and cutting system developed for mining equipment and infrastructure. 22 Afrox unveils R60-million KZN investment On 21 September 2016, Afrox unveileda new flagship facility inRiverhorse Valley, DurbanNorth, a filling and engineering services hub that represents an investment of more than R60-million. African Fusion attends and reports. 24 Yaskawa’s ‘on-the-fly’ fibre laser robotic welding system AfricanFusion visits Adient Pasdec inPort Elizabethand talks to quality assurancemanager, Russel Rudman of CRHAfrica and Terry Rosenberg of Yaskawa Southern Africa. 26 Consumable specialist transforms market strategy African Fusion talks to TimSivewright, general manager for theWeldingdivisionat Böhler UddeholmAfrica, voestalpine Böhler Welding Group’s South African distribution partner. 28 Advanced high deposition rate submerged-arc welding African Fusion attends LincolnElectric’sWelding Technology Centre open day and reports on the company’s high deposition rate submerged-arc welding process. 31 Sigma 2 , Sigma Galaxy and Pi – the new generation African Fusion highlights the novel Migatronic range of welding equipment now available through the company’s subsidiary, Weld-Cut, Southern Africa. 32 Twin-pack welder/generators for rugged on-site power At ElectraMiningAfrica 2016, RenttechSAdebuted itsUniarc Twinpro twin packwelder/generator. African Fusion talks to MD, Gerrit van Zyl. REGULARS 3 Sean’s comment 8 SAIW bulletin board 14 Front cover story: TRUE series plasma cutting, ideal for SMMEs 35 Welding and cutting forum 40 Today’s technology: Lindoflamm for optimal pre- and post-heating

Published four times a year and mailed out together with Mechanical Technology by: Crown Publications cc Crown House Cnr Theunis and Sovereign Streets Bedford Gardens 2007 PO Box 140

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Editor: Peter Middleton E-mail: mechanical@crown.co.za Advertising: Helen Couvaras E-mail: helencou@crown.co.za Publisher: Karen Grant Deputy publisher: Wilhelm du Plessis Cover design: Esab Production & layout: Darryl James Circulation: Karen Smith Subscriptions: Wendy Charles Printed by: Tandym Print

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African Fusion talks to ESAB South Africa’s countrymanager, KimBright- well about the release of its new hand-held range of plasma cutting equipment, the Cutmaster True se- ries, a simple, robust range of plasma cutters ideally suited to small, me- diumandmicroenterprises (SMMEs).

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November 2016

AFRICAN FUSION