Helmut Hahn

Contributing Writer

Tube and Pipe Fabrication | Articles | The Tube & Pipe Journal

Low-tech system mechanizes pipe welding: Backing device allows GMAW on open root

March 11, 2004 | By Helmut Hahn

Welding technology has changed dramatically over the last few decades. Although skilled welders always will be needed in manufacturing, mechanical welding devices can provide improvements over manual welding in terms of repeatability and throughput.

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