Class 800 Forged Steel Piston Check valve from 1/2" to 2" NPT. Suitable for pressures up to 136 Bar depending upon media temperaure and type.

- Design to API 602
- NPT ends to ASME B1.20.1
- Tested to API 598

Class 800 Forged Steel Piston Check Valve

Model Size (NPT) L
PCF8-04 1/2" 79
PCF8-05 3/4" 92
PCF8-06 1" 111
PCF8-07 1 1/4" 120
PCF8-08 1 1/2" 152
PCF8-09 2" 172

All sizes are in mm unless shown otherwise. 

Class 800 Forged Steel Piston Check Valve Construction

Number Part Name Material
1 Body ASTM A105
2 Seat Deposited 13Cr
3 Disc ASTM A276-420
4 Spring SS304
5 Gasket Flexible Graphite/304
6 Bonnet ASTM A105
7 Bonnet Bolt ASTM A193 Gr.B7

Size 1/2" to 2" NPT
Body Forged Steel
Seat Deposited 13Cr
Pressure Range 0 to 150 BAR
Temperature 20°C to 180°C

Product History