This standard specifies the technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of safety valves for emulsion pump stations used in coal mines. This standard applies to safety valves (hereinafter referred to as valves) supporting emulsion pumping stations for coal mines (hereinafter referred to as pumping stations). The valves of spray dust extinguishing pumping stations using clean water as the working medium in coal mines can also be adopted by reference.