Material : Using brass valve body and stainless steel spring, it has the characteristics of corrosion resistance, high temperature ductility and low magnetic permeability.
Size and Quantity: Our all-copper check valves are sold individually in 6 sizes including (DN15) 1/2''; (DN20) 3/4''; (DN25) 1''; (DN32) 1-1/4''; (DN40) 1-1/2''; (DN50) 2''.
Features:The all-brass valve body has the characteristics of pressure resistance, explosion-proof, high temperature resistance and durability. The inner wall of the brass check valve is polished,Uniform wall thickness, the surface is smooth and high wear strength, no scaling, no blockage, practical and durable.
Application: Brass spring check valves are widely used in wells, water purifiers, pumps, solar energy, gas water heaters, faucets and also widely used in chemical, construction, petroleum, light and heavy industry, fire protection, electric power, water power, aerospace, shipbuilding, etc