Knowledge of valve ball Part I material Commonly used valve material classification Valve bearing parts materials: 1.1. Pressure member definition: a part containing a flow that is released…

Ball valve is evolved from the plug valve, its opening and closing parts is a ball, the ball rotation 90 degrees around the axis of the stem to…

Steel ball According to the production and processing technology, steel ball is divided into grinding ball, forging ball, casting ball. According to the processing materials are divided into…

Analysis of valve ball forming technology: (1) casting process (2) forging  (3) the spinning method..

The ball of the ball valve is floating, under the pressure of the medium, the ball can produce a certain displacement and pressed on the end of the…

in order to ensure the sphere machining accuracy and surface quality conform to the requirements of the drawings, valve to obtain excellent sealing performance and low operating torque,…

Forging of valve ball，The ball is a heavy part of the valve, as shown in Figure 1). Besides high corrosion resistance, it also requires high strength. Therefore, our…

Ball valve, opening and closing part (valve ball) driven by the valve stem and rotating around the ball valve axis. Can also be used for fluid regulation and…

The trade war currently ensuing between the US and several nations around the globe, most fiercely with China, shows no signs of the first set of tariffs levied…