GOST 13764-1986 Cylindrical helical compression (tension) springs made of round steel. Classification
GOST 13765-1986 Cylindrical helical compression (tension) springs made of round steel. Designation of parameters, methods for determination of dimensions
GOST 13766-1986 Cylindrical helical compression (tension) springs of I class and of 1 category made of round steel. Main parameters of coils
GOST 13767-1986 Cylindrical helical compression (tension) springs of I class and of 2 category made of round steel. Main parameters of coils
GOST 13768-1986 Cylindrical helical compression (tension) springs of I class 3 category made of round steel. Main parameters of coils
GOST 13769-1986 Cylindrical helical compression springs of I class and of 4 category made of round steel. Main parameters of coils
GOST 1763-1968 Steel. Methods for determination of decarbonized layer depth
GOST 2.401-1968 Unified system for design documentation. Rules for making drawings of springs
GOST 8.064-1994 State system for ensuring the uniformity of measurements. State verification shedule for means measuring hardness on Rockwell and Super-Rockwell scales
GOST 9012-1959 Metals. Method of Brinell hardness measurement
GOST 9013-1959 Metals. Method of measuring Rockwell hardness
GOST R 8.697-2010 State system for ensuring the uniformity of measurements. Interpenar spacings in crystals. Method for measurement by means of a transmission electron microscope