升降式止回阀

Lift check valve

Check valve is a kind of valve whose opening and closing parts are round valve disc, which can block the reverse flow of medium by its own weight and medium pressure. Belong to automatic valve class, also known as check valve, check valve, return valve or isolation valve. The movement mode of valve disc is divided into lifting type and swing type.

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