Knowledge

Jun 21, 2023

What is a butterfly valve

Butterfly valve is a valve commonly used in industrial automation control. Its structure design is simple and easy to use and maintain. It is widely used in petrochemical, chemical

View more

Jun 20, 2023

What are the three eccentricities of the triple eccentric butterfly valve?

What are the three eccentricities of the triple eccentric butterfly valve? The sealing performance of the traditional hard-sealed butterfly valve is not guaranteed, and the leakage

View more

Jun 19, 2023

Heating butterfly valves commonly used in heating engineering

There are many types of valves and they are used in a wide range of applications. In the pipeline, sometimes it is the main equipment and plays a control role; sometimes it is a se

View more

Jun 15, 2023

Maintenance of all metal butterfly valves-Several tricks to resist valve corr...

Metal valves can be said to be the most prone to corrosion and failure of the key component structure in engineering equipment. Usually, the sealing surface, valve stem, diaphragm,

View more

Jun 14, 2023

Classification and working principle of valve limit switch

1. Mechanical limit switch Usually, this type of switch is used to limit the position or stroke of the mechanical movement, so that the moving machinery can automatically stop, rev

View more

Jun 13, 2023

Common materials of valve body and heat treatment analysis of various materials

There are many kinds of materials for the valve body, suitable for various working conditions The commonly used materials for the valve body are as follows: 1. Gray cast iron, suit

View more

Jun 12, 2023

The difference between 430 stainless steel ferrite and 304, 316 austenitic st...

430 ferritic stainless steel Steel with a chromium content of more than 12% can prevent oxidation caused by natural factors. It is called stainless steel and belongs to 430 ferriti

View more

Jun 09, 2023

Sealing elements of cryogenic ball valves

Overview Ball valves are widely used in various working conditions due to their simple structure, small installation space, and ball valves rely on medium force to seal and are not

View more

Jun 08, 2023

What is the difference between forged steel valves and cast steel valves?

Which is better, forged steel valves or cast steel valves? Cast steel valves are the steel used to cast castings. A type of cast alloy. Cast steel is divided into three categories:

View more

Jun 07, 2023

What is valve cavitation? How to eliminate?

Just as sound can have negative effects on the human body, certain frequencies can wreak havoc on industrial equipment when exerted. When control valves are properly selected, ther

View more

Jun 06, 2023

How to install the valve gasket?

Gaskets are frequently used sealing spare parts for machinery, equipment, etc., and are materials that play a sealing role. From this definition, it is not difficult for us to know

View more

Jun 02, 2023

Valve material: the basic model of stainless steel, save for future use!

Stainless steel sulfur and phosphorus elements The sulfur content of steel shall not exceed 0.05%; the phosphorus content in general steel shall be limited to less than 0.0%. There

View more