升降式止回阀

Lift check valve

Check valve refers to the opening and closing parts for the circular disc and by its own weight and medium pressure to produce action to block the medium back flow of a valve. It is an automatic valve, also known as check valve, one-way valve, return valve or isolation valve. Valve movement is divided into lifting and swing type.

•Size range: DN15 ~ DN400
•Pressure range: PN16 ~ PN40
•Working temperature:-20 ℃ - 350 ℃
•Connection form: flange
•Material: cast iron, ductile iron, carbon steel, stainless steel