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Pressure Sealing Piston Check Valves
Standard Material Specifications
|
NO. |
Part Name |
CS to ASTM |
AS to ASTM |
SS to ASTM |
|
Type A105 |
Type F22 |
Type F304(L) |
Type F316(L) |
|
1 |
Body |
A105 |
A182 F22 |
A182 F304(L) |
A182 F316(L) |
|
2 |
Life Disc |
A276 420 |
A276 304 |
A276 304(L) |
A276 316(L) |
|
3 |
Sealing Seat |
A105 |
F22 |
A182 F304(L) |
F316(L) |
|
4 |
Pressure Ring |
08F |
08F |
A276 304L |
A276 316L |
|
5 |
Retaining Nut |
A194 2H |
A194 4 |
A194 8 |
A194 8M |
|
6 |
P.S.Lock Nut |
A194 2H |
A194 4 |
A194 8 |
A194 8M |
|
Suitable Medium |
W.O.G.etc |
W.O.G.etc |
HNO3,CH3OOH etc |
|
Suitable Temperature |
-29~425 |
-29~550 |
-29~180 |
Note: Other materials are available upon request.
Dimensions (mm) and Weights (Kg)
|
NPS |
1/2" |
3/4" |
1" |
1-1/4" |
1-1/2" |
2" |
|
L |
900~1500Lb |
140 |
140 |
140 |
178 |
178 |
216 |
|
250Lb |
186 |
186 |
186 |
232 |
232 |
279 |
|
H |
117 |
117 |
117 |
152 |
152 |
195 |
|
Weights |
900~1500Lb |
7.5 |
7.0 |
6.8 |
18.5 |
18.1 |
20.3 |
|
2500Lb |
9.0 |
7.6 |
8.4 |
19.5 |
20.1 |
21.8 | |
|
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Forged Steel Gate Valves
