Forged Steel Gate Valve
A gate valve, also known as a sluice valve, is a valve that opens by lifting a round or rectangular gate/wedge out of the path of the fluid.
The distinct feature of a gate valve is the sealing surfaces between the gate and seats are planar.The gate faces can form a wedge shape or they can be parallel.Typical gate valves should never be used for regulating flow, unless they are specifically designed for that purpose.
Size Range: 1/2" - 8" /DN15-DN200
Pressure rating: ANSI Class150LB- 2500LB / PN16- PN100
Forged Steel: ASTM A105, ASTM A350 LF1, ASTM A350 LF2, etc.
Stainless Steel: ASTM A182 304 , ASTM A182 304L, ASTM A182 316, ASTM A182 316L, ASTM A350 F11, ASTM A350 F22, ASTM A350 F51, ASTM F347, etc.
Design:
API 602: Steel Wedge Gate Valve for Sizes DN 100 and Smaller for the Petroleum and Natural Gas Industries.
BS 5352: Specification for Steel Wedge Gate Valves 50 mm and Smaller for the Petroleum, Petrochemical and Allied Industries.
Connection: ASME B16.34 Valves Flanged, Threaded and Welding Ends
Flange: ASME B16.5 Pipe Flanges and Flanged Fittings: NPS 1/2 through 24 ASME B16.47 Series A Large Diameter Steel Flanges: NPS 26 Through NPS 60 Metric/Inch Standard
Butt Weld:ASME B16.25 Buttwelding Ends
Face to face:ASME B16.10 Face to Face and End to End Dimensions of Valves MSS SP-25 Standard Marking System for Valves, Fittings, Flanges and Unions BB, OS&Y: Bolt Bonnet, Outside screw and Yoke
Size Range: 1/2" - 8" /DN15-DN200
Pressure rating: ANSI Class150LB- 2500LB / PN16- PN100
Materials:
Forged Steel: ASTM A105, ASTM A350 LF1, ASTM A350 LF2, etc.
Stainless Steel: ASTM A182 304 , ASTM A182 304L, ASTM A182 316, ASTM A182 316L, ASTM A350 F11, ASTM A350 F22, ASTM A350 F51, ASTM F347, etc.
* Operation: Handwheel, Gearbox
* Test : API598
* Report: CHEMICAL ANALYSIS OF MATERIAL CERTIFAICATE EN 10204 3.1B
Forged Steel Gate Valve: 800LB
Standard Material Specification
NO. |
Part Name |
CS to ASTM |
AS to ASTM |
SS to ASTM |
|
A105 |
F22 |
F304(L) |
F316(L) |
||
1 |
Body |
A105 |
A182F22 |
A182F304(L) |
A182F316(L) |
2 |
Seat Ring |
A276420 |
A276304 |
A276304(L) |
A276316(L) |
3 |
Wedge |
A182F430&410 |
A182F304 |
A182F304(L) |
A182F316(L) |
4 |
Stem |
A182F6 |
A182F304 |
A182F304(L) |
A182F316(L) |
5 |
Gasket |
Corrugated SS+graphite |
SS+PTFE |
||
6 |
Bonnet |
A105 |
A276f304 |
A276F304(L) |
A276F316(L) |
7 |
Bonnet Bolt |
A193B7 |
A193B16 |
A193B8 |
A193B8M |
8 |
Pin |
A276420 |
A276 304 |
||
9 |
Gland |
A276410 |
A182F304(L) |
A182F316(L) |
|
10 |
Gland Eyebolt |
A193B7 |
A193B16 |
A193B8 |
A193B8M |
11 |
Gland Flange |
A105 |
A182F11 |
A182F304(L) |
A182F316(L) |
12 |
Gland Nut |
A1942H |
A1944 |
A1948 |
A1948M |
13 |
Yoke Nut |
A276420 |
|||
14 |
H.W.Lock Nut |
A1942H |
A1944 |
A1948 |
A1948M |
15 |
Nameplate |
SS |
|||
16 |
Handwheel |
A197 |
|||
17 |
Bearing Gasket |
A473431 |
|
||
18 |
Stem Packing |
Flexible |
PTFE |
||
Suitable Medium |
W.O.G.etc |
W.O.G.etc |
HNO 3 ,CH 3 OOH etc |
||
Suitable Temperature |
—29℃~425℃ |
—29℃~550℃ |
—29℃~200℃ |
Note: Other materials are available upon request. CS=Carbon Steel; AS=Alloy
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