The sales of brass series spring miniature safety valves are a common safety device used to protect pressure vessels or systems from overpressure hazards. By precisely controlling pressure release, equipment and personnel safety are protected. The advantages of its brass material, micro design, and fast response make it widely used in multiple fields and a key component in ensuring the safe and stable operation of the system. It is widely used in various industrial manufacturing, metallurgy and chemical industry, ship aviation and other fields, such as liquid and gas storage and transportation systems in petroleum, chemical industry, pharmaceutical, aviation, metallurgy and other industries.