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  1. UfoIwe

    Arc voltage for GTAW process

    Hello all, I am welding engineer and currently I am working as surveyor for an inspection company. Looking on some WPSs and WPQRs I found 20-22V arc voltage for GTAW process (2.5%Cr and 9%Cr base materials). According to my experience this is a range to high for GTAW. Please let me know your...

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