China Flange Gate Valve - Factory, Suppliers, Manufacturers from China

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

Valve leakage causes and solutions

When in use when the valve leakage to do? What is the main reason? First, the closure of the leakage produced by falling off Reason. 1, poor operation, so that the closure of the parts stuck or mo...
Development History of China's Valve Industry (3)

The continuous development of the valve industry (1967-1978) 01 Industry development is affected From 1967 to 1978, due to the great changes in the social environment, the development of the valve ...
Standard size of ANSI-Standard check valves

The check valve designed, manufactured, produced and tested according to the American standard is called the American standard check valve, so what is the standard size of the American standard che...
The main points of valve selection---TWS Valve

1. Clarify the purpose of the valve in the equipment or device Determine the working conditions of the valve: the nature of the applicable medium, the working pressure, the working temperature and ...
Valve diameter Φ, diameter DN, inch" Can you distinguish these specification units?

There are often friends who do not understand the relationship between the specifications of “DN”, “Φ” and “”". Today, I will summarize the relationship between ...
The basic principle of valve sealing surface grinding

Grinding is a commonly used finishing method for the sealing surface of valves in the manufacturing process. Grinding can make the valve sealing surface obtain high dimensional accuracy, geometric ...