Background: A procedure qualification test coupon using the same or different P-Number materials and consisting of two plates of different thicknesses, T2 = 1-1/2” thick and T1 = 1” thick welded with a single process. &nbs...
We need to know the way of calculation temperature reduction when we use sub size specimen. Problem: We have tested an A333 Gr.6 (4" pipe-6.3 mm thickness). Laboratory used a sub size specimen (55*5*10) and tested it at -48c. ...
Whether Grinding or filling is allowed on the Final pass (on capping) for Welder performance qualification test (WPQT) for Plate or Pipe. Since qualification is done based on ASME Sec IX, so need reference only as per ASME Sec IX. ASME Sec 9 - QW19...
