This standard specifies the technical requirements, test methods, inspection rules and signs, packaging, transportation and storage of capacitor detonators used in coal mines. This standard applies to coal mine capacitor detonators (hereinafter referred to as detonators).
GB 7958-2000 history
2014GB 7958-2014 Capacitor discharge type exploders for coal mines
2000GB 7958-2000 Capacitor discharge type exploders for coal mines