GOST 23458-79

Feeding transformers and filter chokes. Series of electrics potentials

Rubber compression-types for windows and doors. Specifications

Unified system of corrosion and ageing protection. Vulcanized rubbers for articles working in liquid corrosive media. Technical requirements

Gauges for triangular thread of internal-external upset drill pipes with coup lings. Types, basic dimensions and tolerances

Solid mineral fuel. Method for determination of mass fraction of gallium

Common test methods for insulating and sheathing materials of electric and optical cables. Part 4-2. Methods specific to polyethylene and polypropylene compounds. Tensile strength and elongation at break after conditioning and elevated temperature. Wrapping test after conditioning and elevated temperature. Wrapping test after thermal ageing in air. Measurement of mass increase. Long-term stability test. Test method for copper-catalyzed oxidative degradation