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  1. CARA1981

    ASME SECTION IX

    A welding procedure specification (WPS) that is qualified with a base material SA 106 Gr B (P-No. 1 Group 1) can be used with a base material ASTM A 350 Gr LF2 Class 1 (P-No. 1 Group 2)? The WPS does not have a PQR qualified with impact testing. The WPS was qualified to Section IX - 2013...
  2. CARA1981

    P numbers

    A welding procedure specification (WPS) that is qualified with a base material SA 106 Gr B (P-No. 1 Group 1) can be used with a base material ASTM A 350 Gr LF2 Class 1 (P-No. 1 Group 2)? The WPS does not have a PQR qualified with impact testing. The WPS was qualified to Section IX - 2013...
  3. CARA1981

    P numbers

    Question: A welding procedure specification (WPS) that is qualified with a base material SA 106 Gr B (P-No. 1 Group 1) be used with a base material ASTM A 350 Gr LF2 Class 1 (P-No. 1 Group 2)? The WPS was qualified to Section IX - 2013 using SMAW and filler metal 7018 G.
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