Russian standards PDF
Plastics cellular and foam rubber. Method for determination of hardness
Document status: Active
Helicopters of civil aviation. Acceptable noise levels and methods of noise level determination on the ground
Document status: Active
Signal-conversion equipment for radio voice-frequency channels. Types and basic parameters
Document status: Withdrawn
Refractories and refractory raw materials. Marking, packing, storage and transportation
Document status: Replaced by GOST 24717-2004
Variator V-belts for industrial equipment. Basic sizes and methods of control
Document status: Active