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SENSE Level 1 Certification Test Module 7: GTAW Questions and Answers(A+ Solution guide)
- Vak
- Instelling
The symbol for tungsten is what? - W Tungsten is also called what? - Wolfram How long should the post purge (shielding gas) be allowed to flow after the welding arc is broken? a. 1 Second for every 50 Amps b. Post flow is a waste of gas and shouldn't be used c. Long enough to allow the base me...
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