Stainless Steel Wafter Butterfly Check Valve DN50-800mm PN(MPa): 1.0/1.6 API,ANSI,ASTM,DIN,BS,JIS approved
wafer type double disc butterfly check valve
Features:
1)Working temperature: -25*C~120*C
2)Applicable medium: Fresh water, sewage, sea water, air, vapor, oils, gas etc.
3)Materials:
Body: GG25, HT200, WCB, SS304
Plate: GGG40+EPOXY
Hinge Stem: SS304
Stop Stem: SS304
Body Seat: Viton
Eye Bolt: Steel, Carbon Steel
Spring Bearing: PTFE
Body Bearing: PTFE
Plug: Steel, Carbon Steel
Standard:
Design Standard: MSS SP-67, API609, EN593
Flange End: DIN, ANSI, BS, ISO, JIS.
Top Flange: ISO5211
Face to Face: API609, ISO5752 series 20, BS5155
Test&Check: API598
Wafer Type Check Valve
