African Fusion June 2017

June 2017

AFRICAN FUSION

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

Bedfordview 2008

Tel:

(011) 622 4770

Fax:

(011) 615 6108

Editor:

Peter Middleton

E-mail:

peterm@crown.co.za

Advertising:

Helen Couvaras

E-mail:

helencou@crown.co.za

Publisher:

Karen Grant

Deputy publisher:

Wilhelm du Plessis

Cover design:

Afrox

Production & layout:

Darryl James

Circulation:

Karen Smith

Printed by:

Tandym Print

June 2017

Contents

www.africanfusionmagazine.co.za

Inorder tobetter help SMEs, farmers,

industrial workshops and fabrica-

tors, from large to small, to succeed

in the leaner economy, Afrox has

added several new cost-effective

products to its Afrox Industrial range

and launched a new rental service

for its premiumMiller brand.

African

Fusion

talks to Dewald Bodenstein,

the product manager for arc equip-

ment at Afrox.

FEATURES

4 Sparking skills: QCTO artisan welder training Following four years of CHIETA-funded planning and curriculum development work, the Quality Council for Trades andOccupations (QCTO) has released a newartisan- training programme for welders. African Fusion talks to SAIW’s business development manager, Etienne Nell. 12 Increasing deposition rates using hot wire dur- ing GMAW Hardfacing B Ivanov of EWM in Germany describes how the GMAW process, combined with the use of an additional hot wire, can be successfully used in cladding applications. 16 Roadmap for advanced joining and forming TomMcGaughy, director of technology at EWI, outlines the outcomes of the first comprehensive US Advanced Joining and Forming Technology Roadmap. 18 Nexelia – gas solutions for laser welding As part of its Nexelia offering, Air Liquide has developed a unique set of proprietary nozzles for modern laser welding processes, each adapted to specific applications. 21 Thermal spray solutions for turbo machinery This article outlines Thermaspray’s solutions for a wide range of components found in the turbomachinery and rotating equipment industries. 23 3D printing enabled by Fronius’ CMT At the BED stand at Machine Tools Africa (MTA), Fronius demonstrated the 3D-printing/additive manufacturing capability of its CMT welding process. 24 Orbital TIG welding solutions arrive in SA African Fusion talks to welding specialist, Eduan Naude about Polysoude orbital welding systems, which are now available in South Africa through Renttech SA. 26 Sky Hill boldly expands local capability African Fusion visits Hydra Arc’s Sky Hill engineering, fabrication andmachining facilities in Secunda and talks to engineeringmanager EwanHuisamen andGert Swanepoel about its state-of the-art machine shop in Bay 4. 28 Fluxofil, Fluxocord and the seamless advantage African Fusion talks to Eduardo Poblete of Air Liquide Welding France about Oerlikon seamless cored wires for flux-cored (FCAW) and submerged arc (SAW) welding. 30 Cost per part fabrication solutions African Fusion talks to Philipp Burgener, MD of laser and bending specialist, Bystronics, and Andrew Poole, MD of First Cut, about their holistic approach for fabricators. 32 Optimising SAW deposition rates using Long Stick Out Thulani Mngomezulu, technical manager at Lincoln Electric South Africa, presents a simple and cost effective way of achieving higher deposition rates when submerged arc welding.

REGULARS

3 Sean’s comment 6 SAIW Bulletin board 10 Front cover story: Rental and industrial offerings enhance affordability 34 Welding and cutting 36 Today’s technology: Handheld XRF Vanta for positive material identification