African Fusion March 2021


March 2021

FEATURES 4 Modular and virtual training opportunities African Fusion talks to SAIW executive director, John Tarboton, about the need for a change in the way training courses are delivered. 8 SAIW combination certification for ARCAL TM gases with Ultra-Arc TM wires Mwali Kawawa andMichael Ashley fromAir Liquide, along with SAIW’s SheltonZichawo, discuss a recent collaborationbetween Air Liquide and the SAIW to qualify and certify Air Liquide’s welding gas and filler material combinations. 12 Small sample analysis of plant components subject to high temperature and pressure African Fusion summariseswork done by the eNtsa teamat NMU around the development and implementation of small sample testing for critical components subject to high temperatures and pressures. 16 High impact laser metal deposition refurbishments for critical power equipment Mark Newby of Eskom and Corney van Rooyen of the CSIR talk about high impact refurbishment projects, most notably, a lasermetal deposition tenon re-build project on turbine blades removed to complete understrap repairs. 20 Rogue: ESAB’s rule-defying MMA solution ESAB’s Jannie Bronkhorst talks about the introduction of its Rogue, a new compact and robust stick/lift-TIGwelder into the South African market. 21 Welding solutions from BMG Tools and Equipment AndrewJohns, business unitmanager for Tools and Equipment at BMG talks about the Jasic welding equipment range. 22 Clean air welding technologies from KEMPER Harmful ultra-fine particulatematter generated duringwelding operations is a major health risk to welders. Extraction and filtration systems such as those available from KEMPER can provide effective protection. 24 The holistic approach to NDT South African operations director, Johan Gerber, presents Dekra RSA’s credentials as a leading industrial inspection and non-destructive testing (NDT) specialist. 26 Fronius Agency in SA targets Africa-wide penetration African Fusion talks to Robert Drumm, Fronius export sales manager for sub-Saharan Africa, about the newFronius Agency in Midrand, South Africa. 28 The Kemppi Master 315 for premium class MMA welding Kemppi has announced the launch of the Kemppi Master 315, a new state-of-the-art welding machine for manual metal arc welding. 29 Wear liner plate: a green alternative R-C700 long-life liner plate from Rio-Carb offers the benefit of significantly reduced greenhouse (GHG) emissions for its customers. Design engineer, Roshalan Govender, explains. 30 Afrox invests in a new speciality gases plant Afrox has recently completed a new made-to-order speciality gases plant in response to rising market demand for complex gas mixtures. REGULARS 3 A message from John Tarboton 7 SAIW Bulletin board 10 Front cover story: Cosmo Group takes superstore concept online 31 Welding and cutting forum 32 Today’s technology: Reasons to adopt greenWave® welding inverters

Published three times a year and mailed out together with MechChem Africa by: Crown Publications (Pty) Ltd Crown House Cnr Theunis and Sovereign Streets Bedford Gardens 2007 PO Box 140


Bedfordview 2008 Tel: (011) 622 4770 Fax: (011) 615 6108

Editor: Peter Middleton E-mail: Advertising: Peter Middleton E-mail: Publisher: Karen Grant


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


AfricanFusion catches upwithCosmo Group director, Pierre van Nieuwen- huizen; general manager, Petrus Pretorius; newly appointed sales manager, Jaques Botha; and training manager, Emma Britz, about adding eCommerce with online support services and training to its offering, while reinforcing its total solutions offering for welders and fabrication companies of any size.


Publisher of the Year 2018 (Trade Publications)



March 2021


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