Suzhou Yueda Valve Co., Ltd.  

Product Name: Wafer Check Valve Double Disc Iron for Water Disc SS304 Model NO.: QH77X-16 Application: Industrial Usage, Water Industrial Usage Standard: BS DIN Awwa Flow Direction: Unidirection Sealing Form: Rubber Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe Pressure: Low Pressure Structure: Butterfly Connection Form: Flange Material: Cast Iron Temperature: Low Temperature Media: Water Painting: Epoxy Power Flange Dimensions: DIN2501 Color: Ral5015 Blue Trademark: OEM Transport Package: Plywood Case Specification: DN50-DN300 Origin: China HS Code: 8481804090 Product Description Check valveDesign standard: AWWA A508Body:GGG50 with internal and external epoxy resin coatingDisc:GGG50/SS304/SS316Stem:2Cr13/SS304/SS316Sealing :EPDM