Lubricated Plug Valve

INVERTED PRESSURE BALANCE LUBRICATED PLUG VALVE
Bolted cover, structure of flip-chip balanceable pressure and light on/off operation. An oil grove is set between valve body and seal surface, which may infuse the seal grease to increase the seal capability.

Standards compliance

Design and Manufacture: API 599,API 6D
Face to face (end to end): API B 16.10
Flanged connection: ANSI B16.5
Butt welded end: ANSI B16.25
Test and inspection: API 598,API 6D

Main pants materials
NO. Part name Material
A216 WCB A351 CF8 A351 CF8M A351 CF3 A351 CF3M
1~2 Body/Nut A193 B7/A194 2H A193 B8/A194 8 A193 B8M A194 8M
3 Cover A216 WCB A351 CF8 A351 CF8M
4 Gasket Flexible graphite+stainless steel/PTFE
5 Plug A182 F304 A351 CF8 A351 CF8M A351 CF3 A351 CF3M
6 Body A216 WCB A351 CF8 A341 CF8M A182 F304L A351 CF3M
7 stem A182 F410 A182 F304 A182 F316 A182 F304L A351 CF3M
8 "O" ring NBR/FEP/SBR
9 Packing Flexible graphite/PTFE
10 Gland A216 WCB A351 CF8 A351 CF8M
11~12 Oil nozzle/check valve Material see body
13 Wrench ASTM A47-32510 A216 WCB