An axial flow check valve is a component used in a one-way flow medium pipe. It is a kind of automatic valve. We use oil, gas, and various outlets for the pump. Can see such fire and petrochemical installations. When it is installed on a pipe, the biggest effect is to prevent the medium from flowing in the opposite direction, which prevents the accident from happening to some extent. The axial flow check valves on the market now operate smoothly, have low fluid resistance, and are characterized by low noise and strong sealing. Common axial flow check valves are available in sleeve, disc and ring configurations.