ISO7005-I,GB9112~9124,GB13402,SH3406,HG20615~20623,HG20592~20605,JB74~90, ASME/ANSIB16.5/16.36/16.47A/16.47B,MSS Sp44,JISB2220~2001, DIN2527/2636/2637/2638/2566/2576/2632/2633/2635/2642/2653/26562655,BS1560-3.1,BS4504-3.1,API 7S-15,API 7S-43,API605,NFE29-N