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Products Details
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Dual plate wafer type check valve
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Material List For GB Lift Check Valve |
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Part Name |
Carbon Steel |
Stainless Steel |
Alloy Steel |
Low Temperature Steel |
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Body |
WCB |
CF8 |
WC6 |
LCB |
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Disc |
WCB |
CF8 |
WC6 |
LCB |
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Gasket |
Flexible Graphite+SS304 |
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Bonnet |
WCB |
CF8 |
WC6 |
LCB |
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Stud |
35CrMoA |
304 |
35CrMoA |
304 |
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Nut |
35 |
304 |
35CrMoA |
304 |
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Spring |
60SI2Mn |
304 |
304 |
304 |
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Technical Specification |
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Design Standard |
GB/T 12235 |
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Pressure-Temperature Rating |
GB/T 12224 |
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Face-Face Dimension |
GB/T 12221 |
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Flange Ends |
GB/T 9113 |
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Inspection & Test |
GB/T 13927 |
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Performance Specification |
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Norminal Pressure(Lb) |
PN1.6 |
PN2.5 |
PN4.0 |
PN6.4 |
PN10.0 |
PN16.0 |
PN20.0 |
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Test Pressure |
Shell Test |
2.4 |
3.75 |
6 |
9.6 |
15 |
24 |
30 |
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High Pressure Test |
1.76 |
2.75 |
4.4 |
7.04 |
11 |
17 |
22 |
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Low Pressure Test |
0.6 |
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Applicable Temperature |
Different Raw Material for different temperature |
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Applicable Medium |
Water、Oil Gas and other Causticity Medium |
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