Question: is gmaw a low hydrogen process?
Answer: GMAW will provide a "low-hydrogen" weld deposit. The electrode or process itself is not low-hydrogen. ... 2 (b) that GMAW with clean solid wires is considered to be a H1, extra low hydrogen level process. Also, in table 3.2 on prequalified preheat and interpass temperature, GMAW is grouped with low hydrogen SMAW.