This standard is applicable to the test of safety valves supporting emulsion pumps using emulsion as the working fluid in coal mines. It is also applicable to the testing of safety valves (hereinafter referred to as valves) supporting water injection pumps and dust suppression pumps using clean water as the working fluid. .
MT 88-1984 history
1984MT 88-1984 Specification for test of safety valve for coal mine emulsion pump