Ordinary Temperature
Ordinary Pressure
Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
Check Valve
Unidirection
Industrial Usage, Water Industrial Usage, Household Usage
API Wafer Check Valve
Tt/LC/Cash/Credit Card
150lb/300lb/600lb/900lb/1500lb/2500lb
Water,Oil,Gas
Precision Casting Durable
ISO 9001: 2008 ,API 6D,CE
ASME B16.25, ASME B16.5/16.47 DIN\API\En\GOST\JIS
henggong OR OEM
Plywood Case
DN50-DN300