China Butt Welded Cast Forged Ss CS Gate Valve, Find details about China B. W Gate Valve, S. W Forged Gate Valve from Butt Welded Cast Forged Ss CS Gate Valve
1. Construction is as follows:
- Full Port or Standard Port | |||||||
- Outside Screw and Yoke(OS&Y) | |||||||
- Bolted Bonnet with spiral-would gasket, threaded and seal welded bonnet and threaded and pressure seal bonnet | |||||||
- Backseat | |||||||
- Solid or Flexible Wedge | |||||||
- Butt Weld Ends to ASME B16.25 | |||||||
- RF Ends to ASME B16.5 or B 14.7 |
2. Main Part & Materials
Part Names | Part Materials | |||||||
Body | A105 | LF2 | F11 | F304 | F316 | F304L | F316L | C83600/C95800 |
Bonnet | A105 | LF2 | F11 | F304 | F316 | F304L | F316L | C83600/C95800 |
Disc/Ball/Wedge | A105 | LF2 | F22 | F304 | SS316 | F304L | F316L | C83600/C95800 |
Stem | F6a | F304 | F6a | F304 | F316 | F304L | F316L | C83600/C95800 |
Seat/Seat Ring | EPDM | EPDM | EPDM | EPDM | EPDM | EPDM | EPDM | EPDM |
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 |
3. Normal Pressure Rating
PN10~PN420, CLASS150~2500
4. Normal Size Range
DN15~DN50, 1/2"~2"