Oid Field Check Valve

The KOSEN Oid Field Check Valve is an ideal choice for oil & gas production lines where back flow is a concern. The swing check offers simplicity and is easily repairable with top entry to the valve internals.

Specifications

Size: 1”~3”

Pressure: 1260~5000PSI

Threaded female: NPT Ends

Stainless Steel Trim

Nace Design is Standard

Standards

Materials: NACE MR0175/ISO 15156-1

Design: ASME BPVC, Section VIII, Div 1

Inspection & Testing: API598

Design Temp: -20 F to 400 F

Threaded End: ASME B1.20.1 (NPT)

Main Parts and Materials

1.    Body: ASTM A395/A216 WCB

2.    Disc: Cast Iron (A126-B)

3.    Seat: NBR/VITON

4.    Bonnet: ASTM A395/A216 WCB

5.    Gasket: PTFE

6.    Plug: Steel