It is used for preventing the back-going of medium in pipelines and equipment and pressure of medium will bring the result of opening and closing automatically. When the medium is back-going, valve disc will automatically closed to avoid accidents.
Swing check valve
It is used for preventing the back-going of medium in pipelines and equipment and pressure of medium will bring the result of opening and closing automatically. When the medium is back-going, valve disc will automatically closed to avoid accidents.
Suitable medium |
water, sea water |
Main material |
grey cast iron, ductile cast iron, alloy cast iron, carbon steel |
Nominal pressure |
PN0.6-1.0MPa |
Suitable temprature |
≤80℃ |
Nominal diameter |
DN50-1200mm |
Flange dimension |
BS4504 ISO2531, ISO7005 and other standards conforming to the requirements |
Face to face length |
BS5163, BS5150, ISO5752, DIN3352 and other standards conforming to the requirements |
Material of main parts
Name of parts |
Material of parts body bonnet, gate |
body ,disc |
grey cast iron, ductile cast iron, alloy cast iron, carbon steel |
shaft |
stainless steel |
Body sealing ring |
gunmetal/bronze/brass |
disc sealing ring |
gunmetal/bronze/brass/rubber |
Leakage |
ISO 5208class D |
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get a quoteTieling Water Valve CO.,Ltd Is one of the key enterprises after the former Tieling Valve Works was reformed. It is the largest low pressure big diameter valve, penstock manufacturing base