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Plugs, socket-outlets and couplers for industrial purposes. Part 1. General requirements
Document status: Active
Auxiliaries for lamps. Starting devices (other than glow starters). General and safety requirements
Document status: Active
Winding wires. Test methods. Part 4. Chemical properties
Document status: Active
Butterfly valves and spherical valves for hydraulic turbines. Technical specifications
Document status: Active
Explosive atmospheres. Part 31. Equipment dust ignition protection by enclosure 't'
Document status: Replaced by GOST 31610.31-2024