The upper limit of the qualification is the highest interpass temperature reached in the welding procedure test. 合格鉴定的上限为焊接工艺试验时达到的最高层间温度。
The qualification of such a test is only valid for the process sequence carried out during the multiprocess procedure test. 对这样一个试验的鉴定仅对多种焊接工艺试验时所进行的过程顺序有效。