... /16 CHECK VALVE Din standard In ductile iron , Wedge with EPDM coating With CE certificateUsed on acqueducts, waste water, heatings, conditioning, and ... specializes in the export of metal products. It mainly deals with various of ferrous metal & nonferrous metal castings and forgings, our ... , fire-fighting equipments, motor & pump part, automotive & machine parts,.etc. Swing check valve