Zhejiang Guanlong Machinery Valve Co., Ltd.  

Product Name: Low Pressure Loss Buffer Slow Shut Butterfly Clapper Non Return Check Valve (HH46X/H) Model NO.: HDH46X/H, HYH46EJ/H Application: Industrial Usage, Water Industrial Usage Standard: ANSI, DIN, BS, GB, JIS etc Flow Direction: Unidirection Sealing Form: Soft Sealing/ Hard Sealing Function: Ddcv Double Lobe, Nrvg Silence, Non Return Pressure: Ordinary Pressure Structure: Butterfly Type Check Valve/ Dual Disc Connection Form: Flange Material: Ci, Di, CS, Ss Etci, Di, CS, Ss etc Temperature: Ordinary Temperature Media: Water Certificate: ISO, Ce Temperature Applicable: ?