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35

GOST 8479:1970 — GOST 8479

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GOST 1050:1988Metal Products from nonalloyed structural quality and special steels - General specification
GOST 1577Rolled sheets and wide strips of structural quality steel - Specifications
GOST 2284:1979GOST 2284
GOST 10702:1978GOST 10702
GOST 8731GOST 8731
GOST 4041:1971GOST 4041
GOST 8479:1970GOST 8479
GOST 16523:1997Rolled sheets from quality and ordinary carbon steel for general purposes. Specifications
GOST 17305:1991GOST 17305
GOST 8733:1974GOST 8733
GOST 5663:1979GOST 5663

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Element	min	max
C	0.32	0.4
Cr		0.25
Mn	0.5	0.8
P		0.035
S		0.04
Si	0.17	0.37

Heat treatment / condition	Yield strength	Tensile strength	Elongation	Reduction of area	Impact energy	Hardness
forgings, Heat treated , > 500 <= 800 mm			≥20		≥49 KCU	HB 101–143

Temperature

20.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
206.00					7.83

100.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
197.00	11.10	51.00	469.00	0.25

200.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
183.00	11.90	49.00	481.00	0.32

300.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
176.00	13.00			0.41

400.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
167.00	13.40	42.00	523.00	0.51

500.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	14.00		569.00	0.63

600.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	14.40			0.76

700.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
	15.00			0.92

800.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
				1.11

900.0

Elastic modulus	Mean thermal expansion	Thermal conductivity	Specific heat	Resistivity	Density	Poisson's ratio
				1.16

Density	Elastic modulus	Poisson's ratio	Remarks
7.80	202.00	0.27–0.30	低碳无合金钢的材料性能属性数值，此值不来源于标准，它是指示性指标，不能被用于设计用途。

Type	1
Heat-treatment curve	淬透性
Heat-treatment curve	Tempered