African Fusion November 2018

Contents

November 2018 FEATURES 4 SAIW celebrates 70 th milestone The 70 th Annual Dinner of the SAIW was held at Emperors Place on Friday September 7 with two new awards introduced to reflect the rising importance of ISO 3834 certification. 10 Anderson Engineering: 60 years of engineering excellence African Fusion profiles Anderson Engineering, a specialist fabricator in stainless steel and the 2018 winner of the Sassda Stainless Steel award in the Agro-Processing, Food and Beverage Category. 12 eNtsa: Innovation through engineering African Fusion visits eNtsa, the internationally recognised research and innovation hub and engagement institute within Nelson Mandela University, and talks to its director, Danie Hattingh. 16 The feasibility of modified pulse arc deposition on thick section Q&T steel This IIW paper from the 2018 IIW Bali conference details a comparison betweenmodified pulse gasmetal arc welding (GMAW-P) and conventional shielded metal arc welding (SMAW) for welding thick-section quench and tempered steels. 24 Hardfacing cored wires for ultimate protection Jürgen Tuchtfeld of voestalpine Böhler Welding talks about UTP’s AF ROBOTIC seamless hardfacing wires. 26 Digital welding technology at affordable prices African Fusion talks to RenttechMD, DuncanWhitehead and national sales manager, Eduan Naude, about their new UNIarc range of welding equipment. 29 Thermal spray coatings protect ball valves The HVOF thermal spray process from Thermaspray is helping to extend the service lifecycle and enhance the performance of metal-seated ball valves. 30 Air Products opens state-of-the-art DA facility African Fusion attends the launch of Air Products’ new R90‑million Dissolved Acetylene plant inMidvaal and takes the tour with plant manager, Anton Grobbelaar. REGULARS 3 Sean’s comment 9 SAIW bulletin board 14 Front cover story: A 360° integrated TIG-welding solution for welding at heights 32 Welding and cutting forum 36 Today’s technology: Welder training on a whole new level

Published four times a year and mailed out together with MechChem Africa 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: peterm@crown.co.za Advertising: Helen Couvaras E-mail: helencou@crown.co.za Publisher: Karen Grant

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Deputy publisher: Wilhelm du Plessis Production & layout: Darryl James Circulation: Brenda Grossmann Printed by: Tandym Print, Cape

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Afrox has developed a forward- looking gas delivery solution for TIG welders working at height on high-integrity pipework. African Fusion talks to the development team: Arnold Meyer, applications development manager; Roberto D i on i s i o , R&D mana ge r f o r Hardgoods; and Johann Pieterse, businessmanager formanufacturing industries.

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www.africanfusionmagazine.co.za

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November 2018

AFRICAN FUSION