阀门安装的9个误区，你知道多少？

How much do you know about the 9 misunderstandings of valve installation?

What defects are prone to valve castings?

1. StomataThis is a small cavity formed in the metal by the gas that fails to escape during the sol…

Valve common problems "High pressure drop"

Due to the difference in upstream and downstream pressure, the flow of material through the valve i…

Gate valve leakage cause analysis and treatment measures

10 problems often encountered in the use of valves

01 Why is the two-seat valve easy to oscillate when working with small opening?For a single core, …

Commonly used material heat treatment process of valve body

Valve body blank heat treatment process according to different materials are as follows:1. Heat tre…

Causes and treatment of internal leakage of natural gas ball valve

Causes of ball valve internal leakage1. Reasons for internal leakage of the valve during the constr…

How should the valve sealing gasket be installed?

Northwest Oilfield's Oil and Gas Production Reached a New High in the First Half of the Year

Maintenance and upkeep of valves