{"id":805,"date":"2023-10-01T08:54:39","date_gmt":"2023-10-01T08:54:39","guid":{"rendered":"https:\/\/mewelding.com\/?p=805"},"modified":"2023-10-02T05:45:14","modified_gmt":"2023-10-02T05:45:14","slug":"p-number","status":"publish","type":"post","link":"https:\/\/mewelding.com\/p-number\/","title":{"rendered":"P-Number As Per ASME Section IX"},"content":{"rendered":"\n
When a PQR has been qualified with base metals of a certain P-Number (or a combination of P-Numbers), that PQR can be used in production for joining base metals of only certain P-numbers. Which P-Numbers are those? Where is this subject addressed in Section IX? This article answers these questions.<\/p>\n\n\n\n
The article begins with explaining the meaning of P-Number, various important aspects worth knowing about P-numbers in ASME Section IX, and how to use P-Number in procedure qualifications and welder qualifications in accordance with Section IX.<\/p>\n\n\n\n