1. The valve has reasonable structure, reliable sealing, excellent performance and beautiful apperance
2. Its sealing is realized by the sealing face around valve disc., it has unique protectiomn of wwallow-tailed sink and fixed sealing ring
3. Its characteristic double-direction flow makes installation and use more convenient.
Size: NPS 1/2" - 14"
Structural formation: BB-BG-OS&Y
Material: ASTM A216-WCB, ASTM A217-WC1WC6\WC9\C5
Working Temperature: -29~550c
Operation: Handwheel, Bevel Gear, Handle
Design and Manufacture: API 599, API 6D
Face to face(end to end): ANSI B 16.10
Flanged Ends: ANSI B16.5
Butt welded end: ANSI B16.25
Test and Inspection: API 598, API 6D