Middle Flange Seal
  • December 19th 2022

Middle Flange Seal

At low temperature, it has good resilience and mechanical strength, and small linear expansion coefficient. The middle……

Leakage in Ball Valve
  • December 16th 2022

Leakage in Ball Valve

Valve internal leakage is a common fault of natural gas pipeline valve. Therefore, it is important to have fault analy……

Stem Seal
  • December 14th 2022

Stem Seal

Valve stem leakage is mainly divided into external leakage and internal leakage, and liquefied natural gas is flammabl……

Cause Analysis of Valve Outside Leakage (2)
  • December 12th 2022

Cause Analysis of Valve Outside Le

Except for this reason of the valve quality, the installation of valve flange also can cause the leakage. The followin……

Several Different Valve Leak Detection Methods
  • December 9th 2022

Several Different Valve Leak Detec

Valve is an important control component in fluid transport system, which is widely used in petrochemical, thermal powe……

Application Points of Valve Sealing Structure
  • December 7th 2022

Application Points of Valve Sealin

In the application of valve sealing structure, attention should be paid to strengthen attention from several aspects. ……

Pressure Relief Components
  • December 5th 2022

Pressure Relief Components

The volume of liquefied natural gas (LNG) will expand rapidly after gasification. After closing the valve, the residua……

Abnormal Operation of Valve Switch
  • December 2nd 2022

Abnormal Operation of Valve Switch

Abnormal operation of valve switch is one of the most common valve faults. There are many reasons for this situation, ……