Shall be equipped with a safety valve between the pressure equipment and any valve on the container containing flammable, explosive, toxic or viscous media, for ease of replacement, cleaning valve, globe valve can be installed A40Y-C valve, its structure and bore size should not impede the normal operation of the safety valve. In normal operation, shut-off valve must be fully open and add seals. Safety valves are automatic valves Weifang A40Y-C valve, mainly used for boilers, pressure vessels and piping, control pressure does not exceed the value of personal safety and equipment operation plays an important protective role. Common valve generally have the following: 1, according to the form of the overall structure and the structure can be divided into weight load lever valve, spring-loaded safety valves and control type three kinds. 2, according to the valve type open than the height of the flow diameter of the valve can be divided into Weiqi and safety valve. 3, according to the way safety valve gas emissions can be divided into fully enclosed, semi-enclosed and open three kinds of spring safety valve, Everbright valve model, safety is provided by Shandong China Everbright Limited valve. Valve Co., Ltd. Shandong China Everbright (www.sdgdfm.com) strong, credible, Shandong Weifang ball industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Everbright valve into the brilliant and you work for a better future!