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