Valve selection principle
The selected valve should meet the following basic principles.
(1) Safety and reliability of petrochemical, power station, metallurgy and other industries require continuo...
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...
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...
1. Principle of Y-strainer
Y-strainer is an indispensable Y-strainer device in the pipeline system for conveying fluid medium.
Y-strainers are usually installed at the inlet of pressure reducing va...
The purpose of using a check valve is to prevent the reverse flow of the medium, and a check valve is generally installed at the outlet of the pump. In addition, a check valve should also be instal...
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...
Slim Seal Type Butterfly Valves Related Videos From Youtube