The swing check valve adopts the built-in rocker swing structure. All the opening and closing parts of the valve are installed inside the valve body and do not penetrate the valve body. There are no external leakage points except the sealing gasket and sealing ring used at the middle flange, Put an end to the possibility of leakage outside the valve [door. The connection between the rocker arm and the disc of the swing check valve adopts the structure of spherical connection, so that the disc has a certain degree of freedom within 360 degrees and has appropriate micro position compensation. It is suitable for clean media, not for media containing solid particles and high viscosity. The W & T brand lift check valve complies with ASME standards and can provide a series of valve products, including lift and swing.

Caliber range: Forging: 2 "~ 32", casting: 2 "~ 64"

Pressure rating: 150Lb ~ 4500lb

Main material: carbon steel - 50 ℃ ~ 425 ℃; Alloy steel - 50 ℃ ~ 640 ℃; Stainless steel - 50 ℃ ~ 700 ℃;

Flow characteristics: Switches