Construction Features:
Bellows Sealed Valves—Gate type,Globe type
Forged Steel,Outside Screw and Yoke,Rising Stem
Integral Backseat,Sprial Wound Gasket,
Reduced Bore
T-Pattern or Y-Pattern
Socket Welded,Threaded,Butt Welded,Flanged End.
Application Standard:
API 602、ASME B16.34、BS 5352
Testing according to API 598
Marking to MSS SP25
The hydroformed bellows design to API 602
Socket Welded Ends to ASME B16.11
Screwed Ends to ASME B16.11
Butt Welded Ends to ASME B16.25
Flanged Ends to ASME B16.5