China Butterfly Valve and Wafer Type Butterfly Valve - China Manufacturers, Factory, Suppliers

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

What should be do during valve installation - Final

Today we continue to talk about valve installation precautions: Taboo 12 The specifications and models of the installed valve do not meet the design requirements. For example, the nominal pr...
What defects are prone to valve castings?

1. The stomata This is a small cavity formed by the gas that the metal solidification process does not escape inside the metal. Its inner wall is smooth and contains gas, which has a high reflectiv...
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 ...
The Flow Characteristics OF The Regulating Valve

The flow characteristics of the regulating valve are mainly four kinds of flow characteristics such as linear percentage fast opening and parabola. When installed in the actual control process, the...