| Specification |
Media: Water;
Temperature: Ordinary Temperature;
Material: Cast Iron;
Connection Form: Flange;
Structure: Butterfly;
Pressure: Low Pressure;
Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence;
Flow Direction: Unidirection;
Application: Industrial Usage, Water Industrial Usage, Household Usage;
Certificates: CE ISO;
Disc Material: 1.4469/1.4529/2205/2507/CF8/CF8m etc;
End Standard: Pn6/10/16/25/21/150lb/JIS5K/10K/As2129 Table D/E/F;
Body Material: Cast Iron/Ductile Iron/Wcb/CF8m/CF8/Al-Bronze;
Seat Material: NBR/EPDM/PTFE/Silicone etc;
Face to Face: En558; ISO5752; ANSI B16.10;
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Media: Water;
Temperature: Ordinary Temperature;
Material: Ductile Iron;
Connection Form: Flange;
Structure: Silent Check Valve;
Pressure: Low Pressure;
Function: Stop The Backflow of Water;
Flow Direction: Unidirection;
Standard: GB;
Application: Water Industrial Usage, Fire Fighting;
Body Material: Ductile Iron;
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Media: Water;
Temperature: Ordinary Temperature;
Material: Fiberglass;
Connection Form: Flange;
Structure: Check Valve;
Pressure: Ordinary Pressure;
Sealing Form: Sealing Rubber;
Flow Direction: Reversing;
Standard: GB;
Application: Industrial Usage, Water Industrial Usage, Household Usage;
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Media: Water;
Temperature: Ordinary Temperature;
Material: Fiberglass;
Connection Form: Flange;
Structure: Check Valve;
Pressure: Ordinary Pressure;
Sealing Form: Sealing Rubber;
Flow Direction: Reversing;
Standard: GB;
Application: Industrial Usage, Water Industrial Usage, Household Usage;
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Media: Water;
Temperature: Ordinary Temperature;
Material: Fiberglass;
Connection Form: Flange;
Structure: Check Valve;
Pressure: Ordinary Pressure;
Sealing Form: Sealing Rubber;
Flow Direction: Reversing;
Standard: GB;
Application: Industrial Usage, Water Industrial Usage, Household Usage;
Color: Customized;
Process: Molded;
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