GOST 13853-78

Used petroleum products. Method for determination of mechanical impurities and contaminants

United power system and isolated power systems. Relay protection and automation. Automatic emergency control of electric power systems. Automatic overload limiting unit. Norms and requirements

Vehicles. Hydraulic telescopic shock absorbers. Technical requirements and test methods

State system for ensuring the uniformity of measurements. Piezosorbtion hygrometers. Methods and means of verification

State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means of measuring the angular velocity in the range of 5x10 in minus 8 degree up to 2,5x10 in minus 4 degree rad/s

Brush-holders for slip-rings group R type RA