Product Name: Swing Check Valve, BS5153 Pn16 Model NO.: Fig. 4121 Application: Industrial Usage, Water Industrial Usage Function: Sfcv Rubber Lobe Structure: Ball Check Connection Form: Flange Material: Cast Iron Body Material: Cast Iron, Ductile Iron Disc Material: Cast Iron, Ductile Iron Shaft: Brass, Stainless Steel Set Ring: Brass, Stainless Steel, Bronze Flange: En1092.2 Pn10-16 Coating: Liquid Painting, Epoxy Coating Trademark: AHSUNVAL, MEIJI, OEM Transport Package: Wooden Cases Specification: CE, ISO Origin: Anhui China HS Code: 8481300000 Product Description Swing Check Valve, BS5153.Design: BS 5153 / EN12334Class: PN10 / 16 / 25Face to face: BS 5153, EN558.1-10Flange: BS EN1092.2 / BS4504Testing: BS6755Size: 2"-36"DN40-DN900: 10-16-25 BarCover: Cast iron, Ductile Iron;Body: Cast Iron, Ductile Iron;Body Seat Ring: Brass, Bronze, Stainless steel;Disc: Cast iron, Ductile Iron;Disc Sealing Ring: Brass, Bronze, Stainless steel;Shaft: Brass, Stainless steel AIS410/304/316Stem nut: Brass;Body Gasket: Graphite, NBR, EPDM;Packing O Ring: NBR, EPDM .