GOST 5632-1972 High-alloy steels and corrosion-proof, heat-resisting and heat treated alloys. Grades*, 2024-04-18 Update
GOST 618-1973 Aluminium foil for technical purposes. Specifications
GOST 6433.3-1971 Solid electrical insulating materials. Methods for evaluation of electrical strength at a. c. voltage at power (50 Hz) frequency and d. c. voltage
GOST 645-1989 Insullating paper for 110 - 500 kV cables. Specifications*, 1989-04-18 Update