Standard: API 602
Material: ASTM A105N
Size: 1/4 Inch, DN6
Pressure: Class 800 LB, PN130
End Connection: NPT
Test & Inspection: API 598
Face to Face: ASME B16.10
Suitable Medium: Water, Natural Gas, Oil and some corrosive liquid
Working Temperature: -196 - 560ºC
Port: Reduced Bore
Structure features:
Bolted bonnet,Welded bonnet,Pressure seal bonnet
Forged Steel,Piston,Ball or Swing type
Integral Body Seat for Piston and Ball Check valves
Separated Seat Ring design for swing check valves
Spiral Wound Gasket or Oval Ring Joint gasket