China Gearbox Operated 30" 300lb Through Conduit Gate Valve, Find details about China Through Conduit Gate Valve, Double Expanding Through Gate Valve from Gearbox Operated 30" 300lb Through Conduit Gate Valve
Gearbox Operated 30" 300lb Through Conduit Gate Valve Conform to API 6D, API 6A . They are tested according to API 598, and marked as per MSS SP-25
Construction is as follows:
- Full Port | ||||
- Outside Screw and Yoke(OS&Y) | ||||
- Bolted Bonnet with spiral-would gasket, and pressure seal bonnet | ||||
- Expanding or Double Expanding | ||||
- Solid Wedge | ||||
- Butt Weld Ends to ASME B16.25 | ||||
- Flanged Ends to ASME B16.5 and B16.47 |
Main Part & Materials
Part Names | Part Materials | |||||||
Body | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | C83600/C95800 |
Bonnet | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | C83600/C95800 |
Disc/Ball/Wedge | WCB | LCB | WC6 | CF8 | CF8M | CF3 | CF3M | C83600/C95800 |
Stem | F6a | F304 | F6a | F304 | F316 | F304L | F316L | C83600/C95800 |
Seat/Seat Ring | 13%Cr | SS304 | 13%Cr | SS304 | SS316 | SS304L | SS316L | C83600/C95800 |
PTFE/VITON | ||||||||
Packing | Graphite/PTFE | |||||||
Gasket | SS304+Graphite/SS304+Graphite | |||||||
Bolts/Nuts | B7/2H | L7/4 | B16/4 | B8/8 | B8M/8M | B8/8 | B8M/8M | B8M/8M |
Suitable Medium | W.O.G etc. | HNO3, CH3OOH etc. | Sea Water etc. | |||||
Suitable Temperature | -29~425 °C | -46~340 °C | -46~340 °C | -196~427 °C | -196~427 °C | -196~427 °C | -196~427 °C | -29~220 °C |
Normal Pressure Rating
PN10~PN420, CLASS150~2500
Normal Size Range
DN50~DN1000, 2"~40"