Forged Type Welded Bonnet Gate valve
Materials available in Steel #20, 1Cr18Ni9Ti, Stainless Steel - 304, 316, 304L, 316L and Duplex
Service Medium: WOG etc.
Size Ranges: DN5 through DN100
Pressure Ratings: ANSI 800, 900, 1500, 2500, PN25, PN40, PN16, PN32
Materials available in Steel #20, 1Cr18Ni9Ti, Stainless Steel - 304, 316, 304L, 316L and Duplex
Service Medium: WOG etc.
Size Ranges: DN5 through DN100
Pressure Ratings: ANSI 800, 900, 1500, 2500, PN25, PN40, PN16, PN32
Materials available in Steel #20, 1Cr18Ni9Ti, Stainless Steel - 304, 316, 304L, 316L and Duplex
Service Medium: WOG etc.
Size Ranges: DN5 through DN100
Pressure Ratings: ANSI 800, 900, 1500, 2500, PN25, PN40, PN16, PN32
Materials available in Steel #20, 1Cr18Ni9Ti, Stainless Steel - 304, 316, 304L, 316L and Duplex
Service Medium: WOG etc.
Size Ranges: DN5 through DN100
Pressure Ratings: ANSI 800, 900, 1500, 2500, PN25, PN40, PN16, PN32
API 600 CL1500-CL2500 Pressure Sealed Bonnet Gate Valve Conform to API 600, ASME B16.34, They are tested according to API 598, and marked as per MSS SP-25.
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 |
- Flanged Ends to ASME B16.5 and B16.47 |
2. 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 |
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
DN50~DN900, 2"~36"


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Main Part & Materials |
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Part Names |
Part Materials |
Body |
A105 |
LF2 |
F22 |
F304 |
F316 |
F304L |
F316L |
B62 |
Bonnet |
A105 |
LF2 |
F22 |
F304 |
F316 |
F304L |
F316L |
B62 |
Disc/Ball/Wedge |
A105 |
SS304 |
F22 |
F304 |
F316 |
F304L |
F316L |
B62 |
Stem |
A105 |
F304 |
F6a |
F304 |
F316 |
F304L |
F316L |
B62 |
Seat/Seat Ring |
13%Cr |
SS304 |
13%Cr |
F304 |
F316 |
F304L |
F316L |
B62 |
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 |