Pressure Sealed Bonnet Check Valve
GW Pressure seal swing check valve
Pressure Seal swing Check Valves are ideal for high pressure steam, liquid, catalytic reformers, and other tough services,In the tough world of High pressure, High temperature valve applications.
GW Pressure seal swing check valve features
Standard trim is stellite faced seat and disc seat surfaces, Easy in-line service. All parts are easily accessible for maintenance. Seating faces can be re-lapped.
Full Open and regular port as optional
Suitable for Vertical or Horizontal installation
Welding seat rings or Renewable seat rings
Design and Manufacture: API6D or ASME B16.34
Inspection and Test: API 598
End flange dimension: ASME B16.5, ASME B16.47(API 605 ,MSS SP44)
BW end dimension: ASME B16.25
Face to face,end to end: ASME B16.10
Pressure-temperature ratings: ASME B16.34
NACE: NACE 0175
Size Range: 2” – 36”
Pressure Range: ASME CLass 600- 2500LB
Materials:ASTM A216 WCB WCC;ASTM A217 WC1 WC6 WC9;ASTM A351 CF8,A351 CF8M,A351 CF3,A351 CF3M,A351 CN7M;.ASTM A352 LC1 LCB LCC LC3 Hastelloy C276,Monel,Titanium and Alloy 20(Cast Steel, Alloy Steel, Stainless Steel, Special Steel)