Article: 1711
Design & construction: API 602, ASME / ANSI B16.34
End connections: SW ASTM / ANSI B16.11; NPT ASME / ANSI B1.20.1, class #800
Pressure & temperature: ASME / ANSI B16.34
Test: API 598
Fig. 1712: ASTM A105/F6 + 1/2 STELLITE (TRIM. N.8)
Fig. 1713: ASTM A182 F316/316
The forged steel piston check valves are manufactured according to API, ANSI, ASME standard, for industrial applications. The forged check valves can be piston type, ball type, swing check type.The cover is bolted, NPT threaded ends or socked weld ends. The body of the valve is in A105/F6, other materials are available upon request.
Materials
| body-cover |
forged steel A105, P250GH |
| spring |
stainless steel A182 F6 |
| sealing seat facing |
A 182 F6 |
| cover gasket |
spiral wound AISI 304 |
| DN |
S mm. |
L mm. |
H mm. |
Weight kg. |
| 1/4" |
9 |
60 |
135 |
1 |
| 3/8" |
9 |
60 |
135 |
1.5 |
| 1/2" |
14 |
70 |
160 |
1.5 |
| 3/4" |
18 |
92 |
180 |
2 |
| 1" |
22 |
110 |
195 |
3 |
| 1"1/4 |
31 |
127 |
230 |
6 |
| 1"1/2 |
35 |
130 |
230 |
7.5 |
| 2" |
43 |
159 |
235 |
10.5 |
| Pressure related to temperature |
| °F |
°C |
PSI |
kg/cm2 |
| 100 |
38 |
2000 |
141 |
| 200 |
93 |
1940 |
136 |
| 300 |
149 |
1895 |
133 |
| 400 |
204 |
1850 |
130 |
| 500 |
260 |
1735 |
122 |
| 600 |
316 |
1540 |
108 |
