Russian standards PDF
Magnetically-operated sealed switches. General specifications
Document status: Active
Rock graphic documentation. Symbols for underground working
Document status: Active
Plates and platemade magnetoframes designed for transformers and throttles. Type and basic dimensions
Document status: Active
Studs, nuts and washers for flanged connections for atomic power plants. Technical requirements acceptance rules. Test methods. Marking, packing, transportation and storage
Document status: Active
Man-made noise from industrial, scientific medical and domestic radio-frequency equipment. Standards and measuring methods
Document status: Withdrawn