DIN3202-F6/BS5153/ANSI/JIS cast iron swing check valve with counter weight, counter weight swing check valve with cast iron body, and Brass/Bronze/Stainless steel sealing surface, manufactured for use in water, waste water, sewage, steam,oil and gas, being coated with epoxy power, the coated is make sure bigger than 250μm. The swing check valves all guarantee 100% testing before packing and delivery.

Main parts materials:

· Body: GGG40/GGG50/A536/FCD400/FCD500

· Bonnet: GGG40/GGG50/A536/FCD400/FCD500

· Disc: GGG40/GGG50 with Brass/Bronze/Stainless steel

. Seat: Brass/Bronze/Stainless steel

· Pin: 2Cr13/SS304