There are many types of valves, but the basic function is the same, that is, to connect or cut off the medium flow. Therefore, the sealing problem of the valve is very prominent.
To ensure t...
The sealing performance of the valve is one of the main indexes to evaluate the valve quality. The sealing performance of the valve mainly includes two aspects, namely, internal leakage and externa...
Tianjin Tanggu Water-seal Valve was established in 1997, which is a professional manufacture that integrates design and development, production, installation, sales and service.
The main products i...
Air release valves are used in pipeline air of independent heating systems, central heating systems, heating boilers, central air release conditioning, floor heating and solar heating systems.
&nbs...
Butterfly valves have been used extensively for several years in many projects all over the world and proved its capability in performing its function because they are less expensive and easy to in...
1. Hydrstatic test at negative temperature during construction in winter.
Consequences: because the tube freezes quickly during the hydraulic test, the tube is frozen.
Measures: try to carry out hy...
Double Eccentric Butterfly Valve Manufacturers Related Videos From Youtube