Engine Valve Materials

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 flange of the disposal of a ring, in order to reduce the friction coefficient The stem bear pulled in the valve opening and closing process, and compression and torsion force, and direct contact with the...