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  1. triger33

    Needing Other's Opinion of QW-216.4

    Gentleman thank you for your input and sharing your knowledge. My direction and decision has become much easier.
  2. triger33

    Needing Other's Opinion of QW-216.4

    Thank you for your replay. So what you are saying, If I qualify a hard-facing weld metal overlay using a butter layer I will need to qualify two PQR's to support my WPS? (as in your example)One PQR for Inconel 82 to P5A substrate, and one PQR for 410 to a base metal that is nominally close to...
  3. triger33

    Needing Other's Opinion of QW-216.4

    I want to qualify a WPS per section IX as a hard-facing weld metal overlay, using 410 as the weld metal overlay to P5A base metal. QW-216.4 If a weld deposit is to be used under a hard-facing weld metal overlay, a base metal with an assigned P-number and chemical analysis nominally matching the...

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