The product structure is compact and rational, with reliable sealing and excellent performance;
Small in size and light in weight;
Wide range of applications;
The valve disc closes quickly and is highly responsive;
Minimal closing impact, reducing the likelihood of water hammer;
Smooth flow channel with low fluid resistance.
Material: Carbon Steel, Stainless Steel, Alloy Steel
Nominal Size: NPS 2"~48", DN 50~1200
Pressure Rate: Class 150~2500, PN 10~420
Temperature Range: -60°C~+538°C
Application range: Suitable for pipelines in various working conditions such as petroleum, chemical, pharmaceutical, fertilizer, power industry, and low temperature.
◎ Design Standard: API 6D, ASME B16.34, GB/T 12236
◎ Pressure Temperature Rate: ASME B16.34, GB/T 12224
◎ Face to Face: ASME B16.10, GB/T 12221, EN558
◎ Flange Standard: ASME B16.5, ASME B16.47, GB/T 9113, JB/T 79, HG/T 20592, EN 1092, GOST 33259
◎ Butt Weld: ASME B16.25, GB/T 12224
◎ Pressure Test: API 598, API 6D, GB/T 13927, JB/T 9092, GOST 9544
It is mainly used for storage and transportation of oil and gas in the chemical industry, metallurgy, paper making, food processing, shipbuilding and other industries, used to open or close, and with pneumatic and electrical devices can also achieve the long-distance operation, to ensure personal safety.
超低温蝶阀采用偏置阀杆和偏心蝶板设计，在开启和处于中间位置时，阀座与蝶板不发生接触，在减小扭矩的同时减少了对阀座的摩擦，提高了阀的耐久性，是一种高性能的调节、切断型阀门。该阀门的设计旨在应对当今工业环境中最难以处理的各种介质，包括液氧、液态天然气和其他低温液体。
The Bellows Seal Gate Valve is a high-performance valve designed to ensure sealing integrity and prevent medium leakage. It utilizes bellows seal technology to effectively block fluid leaks that could cause environmental pollution or safety hazards. This valve is suitable for use in steam, thermal oil systems, heat exchangers, and other high-temperature, high-pressure fluid control applications. Its compact structure and easy maintenance offer long-term reliable sealing performance.