info@welcovalve.com
TEL: 86-577-67279881
FAX: 86-577-67279880
+86-15067717767
Skype: welcovalve
We supply 800# forged steel check valve with following features:
Swing type check valve or piston type check valve
Construction: B.B&W.B; O.S&Y., or PSB(pressure seal bonnet)
Gasket: SS304+Graphite
Ends: Socket Welding & Threaded Ends, Butt welding, Flanged
Body: ASTM A105, LF2, F5, F11, F22, F304, F304L, F316, F316L, Monel, Duplex steel
Disc Face: CR13, STL 6#, SS304, SS304L,SS316, SS316L, Monel, Duplex steel
Seat Face: CR13, STL 6#, SS304, SS304L,SS316, SS316L, Monel, Duplex steel
Size: 1/2" to 2-1/2", DN15-DN65
Pressure Rating: ANSI Class150/300/600/800/900/1500/2500
Design & Manufacture: API 602, BS5352, ANSI B16.34
Socket Welding Dimension: ANSI B16.11, JB/T1751
Thread Dimension: ANSI B1.20.1, DIN 2999, BSP, BSPT, JB/T7306
Butt weldeding dimension: ANSI B16.25, JB/T 12224
Test: API 598, ISO 5208
Performance specification for compact body forged steel check valve
|
Technical Specification |
PN(Mpa) |
ANSI Class (Lbs) |
||||||||||||
|
1.6 |
2.5 |
4.0 |
6.4 |
10.0 |
150 |
300 |
400 |
600 |
800 |
900 |
1500 |
2500 |
||
|
Test Pressure (MPA) |
Shell Test |
2.4 |
3.75 |
6.0 |
9.6 |
15.0 |
2.94 |
7.67 |
10.2 |
15.3 |
19.5 |
22.98 |
38.3 |
63.83 |
|
Seal Test |
1.76 |
2.75 |
4.4 |
7.04 |
11.0 |
2.16 |
5.62 |
7.48 |
11.23 |
14.3 |
16.85 |
28.08 |
46.81 |
|
|
Air Test |
0.55+/-0.07 |
|||||||||||||
Applicable temperature: -196 C degree to 600 C degree
Note: please choose different materials for different working conditions.
Application: Common type: water, steam, oil, liquid gas, natural gas etc
Anti-sulphur type: gas oil etc which contains h2s, co composition.