Extension Rod Manufacturers China - Manufacturers, Suppliers, Factory from China

Extension Rod Manufacturers China, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Check valve working principle, classification and installation precautions

How check valve works The check valve is used in the pipeline system, and its main function is to prevent the backflow of the medium, the reverse rotation of the pump and its driving motor, and the...
Glorious Ending! TWS Shines at the 9th China Environment Expo

The 9th China Environment Expo was held in Guangzhou from September 17 to 19 at Area B of the China Import and Export Fair Complex. As Asia’s flagship exhibition for environmental governance,...
TWS Valve Completed the Valve World Asia 2017 Exhibiton

TWS Valve Attended the Valve World Asia 2017 Exhibition from September 20- September 21,During the Exhibition,Many of our old Client came and visited us ,Communicate for the long term cooperation,...
What should I do if I encounter non-fusion and non-penetration defects after valve welding?

1. Defect characteristics Unfused refers to the phenomenon that the weld metal is not completely melted and bonded with the base metal or between the layers of the weld metal. Failure to penetrate ...
Difference Between Wafer and Lug Type Butterfly Valve

A butterfly valve is a type of quarter-turn valve that controls the flow of a product in a pipeline. Butterfly valves are usually grouped into two types: lug-style and wafer-style. These me...
TWS wishes everyone a happy Mid-Autumn Festival