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  • Users: RH1974
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  1. RH1974

    PQR

    Hi all, I have the following issue: We are going to weld steam traps out of dissimilar material; body cast 16Mo3 (P3) with flanges A182F11 (P4), size 1"XXS (33,4 x 9mm) Max work. temp. is 415C and max. pressure 80 bar We need to qualify a PQR for GTAW and Im preparing the following WPS...
  2. RH1974

    Using DIN pipe and weld fittings in ASME-VIII

    Hi All, Is it allowed to use DIN material like pipes, fittings, flanges, etc. in a pressure vessel according ASME-VIII and pressure piping according ASME-B31? All parts have double material certificates. BR Remco

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