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Valve common problems "High pressure drop"

Due to the difference in upstream and downstream pressure, the flow of material through the valve is called pressure drop (△P) or differential pressure.

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, when the medium is flow open, the valve stability is good; When the medium is flow closed type, the stability of the valve is poor. The double-seat valve has two spool, the lower spool is in the flo…

Commonly used material heat treatment process of valve body

Valve body blank heat treatment process according to different materials are as follows:1. Heat treatment of gray cast iron

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 construction period:① Improper transportation and hoisting causes the overall damage of the valve, resulting in internal leakage of the valve;

How should the valve sealing gasket be installed?

Sealing gasket is a sealing part often used in machinery, equipment, etc., is a sealing material, but also an indispensable part of machinery and equipment, so it is very important to know how to install sealing gasket. The correct installation can ensure the sealing performance of the machinery …

Maintenance and upkeep of valves

Valve storage and maintenance1. The purpose of storage and maintenance is to prevent valve damage or reduce quality during storage. In fact, improper storage is one of the important reasons for valve damage.2. Valves should be kept in an orderly manner. Small valves should be placed on shelves, w…

Working Principle and Application of Self operated Regulating Valve

Working principle of self operated regulating valve:The operation of a self operated regulating valve is based on a basic principle: to use the energy of the process fluid to adjust the position of the valve. These valves integrate a self regulating mechanism that can respond to fluctuations in p…