China Butterfly Valve and Flange Butterfly Valve - Manufacturers, Factory, Suppliers from China

China Butterfly Valve and Flange Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Introduction to the use, main material and structural characteristics of the wafer check valve

Check valve refers to the valve that automatically opens and closes the valve flap by relying on the flow of the medium itself to prevent the backflow of the medium, also known as check valve, one-...
The 16th International Exhibition PCVExpo Successfully End,TWS Valve Back.

TWS Valve attended the 16th International Exhibition PCVExpo On 24 - 26 October 2017,Now we have back. During the Exhibition, We met many friends and clients here,we have a good communication fo...
What are the selection conditions for electric butterfly valve and pneumatic butterfly valve?

Advantages and uses of electric butterfly valves Electric butterfly valve is a very common device for pipeline flow regulation, which has a wide range of uses and involves many fields, such ...
The relationship between the specifications of DN, Φ and inch.

What is “inch”: Inch (“) is a common specification unit for the American system, such as steel pipes, valves, flanges, elbows, pumps, tees, etc., such as the specification is 10&#...