尺寸NPS1/2-10压力Class150-900材料WCB,LCB,CF8,CF8M,CF3,CF3M,A105,LF2,F304,F316,F304L,F316L设计标准API608,API6D,BS5351,ASMEB16.34,ISO17292结构长度标准APIB16.10,API6D,DIN3202,BS2080连接标准ASMEB16.5,EN1092,ASMEB16.25测试压力ISO5208,API6D,API598结构一片..