... And TestJB/T9092,GB/T13927,API6D,API598√ Technical SpecificationDesign Standard: ASME B16.34, GB/T12237 Face-to-face Dimension: ASME B16.10 ... : HG,GB,JB,API,ANSI,ISO,BS,DIN,NF,JISTest Standard: JB/T9092,GB/T13927,API6D,API598, etc. √ Main materialValve Body ...