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Shanghai Fadeng Valve Co., Ltd

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    1202, No. 30, Lane 160, Yinkang Road, Minhang District, Shanghai

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Special low-temperature valve for liquid nitrogen

NegotiableUpdate on 05/10
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Overview

Low temperature control valves usually refer to industrial media used to cut off or control extremely low operating temperatures. The medium controlled by low-temperature valves, except for liquid nitrogen and other liquid inert gases, is not only flammable and explosive, but also vaporizes during heating or flash evaporation, causing rapid volume expansion and easy leakage and explosion. Based on the characteristics of the medium and the requirements for valve use at low temperatures, the design, manufacturing, testing, and installation methods of low-temperature valves are different from those of ordinary valves. Special low-temperature valve for liquid nitrogen

Product Details

Low temperature control valves usually refer to industrial media used to cut off or control extremely low operating temperatures. The medium controlled by low-temperature valves, except for liquid nitrogen and other liquid inert gases, is not only flammable and explosive, but also vaporizes during heating or flash evaporation, causing rapid volume expansion and easy leakage and explosion. Based on the characteristics of the medium and the requirements for valve use at low temperatures, the design, manufacturing, testing, and installation methods of low-temperature valves are different from those of ordinary valves.

Special low-temperature valve for liquid nitrogenapplication field

1. Liquefied natural gas (LNG) industry: Low temperature valves play a crucial role in the production, storage, and transportation of liquefied natural gas. They can ensure that LNG does not leak or encounter other safety issues at extremely low temperatures (-162 ° C).


2. Deep sea oil and gas extraction: In deep sea oil and gas extraction, due to the enormous pressure and extremely low temperature of seawater, low-temperature valves are key equipment to ensure the smooth progress of the extraction process.
3. Low temperature scientific research experiments: In the field of scientific research, especially in the study of superconducting materials, low-temperature physics, etc., low-temperature valves are used to control the experimental environment, ensuring the accuracy and safety of experiments.


Special low-temperature valve for liquid nitrogencharacteristic

1. Low temperature resistant materials: Low temperature valves are made of special low-temperature resistant materials, such as stainless steel, nickel based alloys, etc., to ensure that they will not become brittle or break at extremely low temperatures.


2. Good sealing performance: Low temperature valves usually use metal sealing structures to ensure good sealing performance under low temperature conditions and prevent fluid leakage.
3. Rapid response: In emergency situations, low-temperature valves can quickly respond and close to prevent fluid leakage or accidents.


development trend

With the transformation of the global energy structure and the promotion of clean energy, the demand for low-temperature valves will continue to grow. In the future, low-temperature valves will develop towards greater efficiency, environmental friendliness, and intelligence. For example, using new materials and technologies to improve the low-temperature resistance and sealing performance of valves, while introducing intelligent control systems to achieve remote monitoring and automated control, to enhance the safety and reliability of valves.