Hydraulic Valve Seat Puller

The stem is an important component, the valve used for transmission, with actuator or handle, below directly drives the valve core to move or rotate, in order to achieve the valve switch or regulation. The stem and the ball joint and the valve rod and the valve body should contact the anti-static mechanism, prevent electrostatic agglomeration on the sphere. The stem safety design should be prevented from being "blown out" under the working pressure on the valve stem, blow out proof...