Hand Operated Butterfly Valve - China Factory, Suppliers, Manufacturers

Hand Operated Butterfly Valve, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Soft Seal Butterfly Valve From TWS Valve

Soft seal butterfly valve is the butterfly valve mainly produced by TWS Valve, including Wafer Type butterfly valve, Lug Type butterfly valve, U-Type butterfly valve, Double flange butterfly valve ...
2019 PCVEXPO Exhibtion in Russia

TWS Valve will attend the 2019 PCVEXPO Exhibtion in Russia The 19th International Exhibition PCVExpo / Pumps, Compressors, Valves, Actuators and Engines Date: 27 – 29 October 2020 • Moscow, ...
Overview of Valve Casting

1. What is casting The liquid metal is poured into a mold cavity with a shape suitable for the part, and after it solidifies, a part product with a certain shape, size and surface quality is obtain...
Pressure test method for industrial valves.

Before the valve is installed, the valve strength test and valve sealing test should be performed on the valve hydraulic test bench. 20% of low-pressure valves should be inspected randomly...
The classification and working principle of the butterfly valve

There are many kinds of butterfly valves, and there are many classification methods. 1. Classification by structural form (1) concentric butterfly valve; (2) single-eccentric butterfly valve; (3) d...
What’s the difference between Butterfly Valve and Gate Valve?

Gate valve and butterfly valve are two very commonly used valves. Both of them are very different in terms of their own structure and using methods, adaptability to working conditions, etc. This ar...