IIW IWI-B Practice Questions - IIW International Welding Inspector - Basic (IWI-B) Exam

Submerged arc welding (SAW, process 121) achieves shielding of the weld pool primarily by means of:

An inert gas cylinder feeding argon to the nozzle A granular flux that covers and submerges the arc A covered electrode that forms gas as it burns A vacuum chamber surrounding the joint

Correct Answer:

A granular flux that covers and submerges the arc

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