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Ductile Iron Wafer Type Duo Disc Check Valve
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Wafer Type Duo Disc Check Valve, Double Door Check Valve, Water Service Ductile Cast Iron Check Valve
Material:
body:GG25/GGG40/SS304/SS316
spring: stainless steel
disc: SS316/SS304/WCB/C954
seat ring: NBR/EPDM/VITON/PTFE
Specification:
Size: DN40(1-1/2") -- DN700(28")
Working pressure:1.0/1.6 Mpa
Working temperature: NBR SEAT: 0°C~80°C
EPDM SEAT: -10°C ~ 120°C
VITON: -20°C ~ 180° C
Face to face: DIN3202,ANSI 125/150
Flange standard: EN1092-2, ANSI 125/150 etc.
Testing: DIN3230, API598
Suitable medium: fresh water, sea water, food stuff, oil, acid, alkaline liquid etc.
Drawing:
Images:
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