Technical Articles

What are the common faults of cryogenic valves?

Cryogenic valves operate under low temperature conditions. Common faults mainly include:1. Seal failure(1) Leakage at the packingCause: packing aging, …

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

Forged steel valves and cast steel valves have obvious differences in manufacturing process, material properties, scope of use and cost:1. Manufacturin…

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What is the difference between a globe valve and a cryogenic valve?

Cryogenic valves are valves that can work in deep cold and low temperature conditions. Stop valves are a type of valve. Cryogenic valves include cryoge…

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Working principle and characteristics of check valve

A check valve is a valve that automatically opens and closes the valve disc by the flow of the medium itself to prevent the medium from flowing back. I…

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How do cryogenic valves resist low temperatures?

The special materials used in cryogenic valves resist low temperatures in the following ways to ensure safe and reliable operation in extreme environme…

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How to correctly install and maintain butterfly valves

The correct installation and maintenance of butterfly valves must follow standardized processes, covering inspection preparation before installation, t…

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Application of ball valves in the natural gas industry

Due to its fast opening and closing, good sealing, and high pressure resistance, ball valves are widely used in the natural gas industry. They are main…

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What are the differences between different types of valves?

Different types of valves have significant differences in structure, function, applicable working conditions, etc., and are mainly divided into the fol…

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How to maintain cryogenic valves to extend their service life

Cryogenic valves (working temperature ≤-40℃) are widely used in cryogenic media systems such as LNG, liquid oxygen, and liquid nitrogen. Their mainte…

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