In the 30s, the butterfly valve was invented in United States, introduced to the Japan in the 50s, and was widely used in Japan in the 60s, and it was promoted in China after the 70s. At present, b...
You’ll find the valve body between the pipe flanges as it holds the valve components in place. The valve body material is metal and made from either carbon steel, stainless steel, titanium alloy, n...
I. Manufacturing Process
Forged Steel Check Valve Manufactures China:
Manufactured through the forging process, the steel billet is heated and pressure (such as hammering, extrusion) is applied to ...
A. Operating torque
The operating torque is the most important parameter for selecting the butterfly valve electric actuator. The output torque of the electric actuator should be 1.2~1.5 times the ...
The importance of valve selection: The selection of control valve structures is determined by comprehensively considering factors such as the medium used, temperature, upstream and downstream press...
Valve sealing is a universal technology essential to various industrial sectors. Not only are sectors such as petroleum, chemical, food, pharmaceuticals, paper making, hydropower, shipbuilding, wat...