Bellows valves
1、esign and manufacture conform to BS5352; MSS-SP-117
2、Connection ends conform to:
1)Scoket welded ends conform to ANSI B16.11,JB/T1751
2)Screw ends conform to ANSI B1.20.1;JB/T7306
3)Butt-welded ends conform to ANSI B16.25;JB/T12224
4)Flanged ends conform to ANSI B16.5;JB79
3、Test and inspection conform to:
API 598;GB/T13927;JB/T9092