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  1. Jegan Thiyagarajan

    Clarification on welding operator essential variables

    As per Sec IX QW-360; For welding operator P.No & F.no is not an essential variable It's related to Overlay welding (Cladding). I have a qualification for welding operator with AISI4130 base material + Inconel 625 filler wire. Whether this welding operator can do overlay welding (Cladding)...
  2. Jegan Thiyagarajan

    Welding Operator Essential Variable

    As per Sec IX QW-360; P.No & F.no is not an essential variable for welding operator - Machine welding My concern is we have different procedure qualification (WPS) in our database. If welding operator qualified for Sl.No.1 below can weld Sl.No. 2 to 7 within the limits of the essential...

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