EN 10277-2 Grade St52-3 – Cold Drawn or Turned and Normalized Steel for High-Dynamic Load Applications

St 52-3 is a higher strength fine grained steel and used for high dynamic loaded welded constructions up to a temperature of -20 °C.

Properties

Property	Temperature	Value
Density	20.0 °C	7.83 g/cm³

Property	Temperature	Value	Comment
Elastic modulus	-100.0 °C	217 GPa
	20.0 °C	212 GPa
	100.0 °C	207 GPa
	200.0 °C	199 GPa
	300.0 °C	192 GPa
	400.0 °C	184 GPa
	500.0 °C	175 GPa
	600.0 °C	164 GPa
Elongation	20.0 °C	20 - 22 %
Poisson's ratio	23.0 °C	0.29 [-]	Typical for Low Carbon Steel
Shear modulus	23.0 °C	82 GPa	Typical for Low Carbon Steel
Tensile strength	20.0 °C	490 - 630 MPa
Yield strength	20.0 °C	325 - 355 MPa

Property	Temperature	Value	Comment
Coefficient of thermal expansion	-100.0 °C	1.08E-5 1/K
	20.0 °C	1.19E-5 1/K
	100.0 °C	1.25E-5 1/K
	200.0 °C	1.3E-5 1/K
	300.0 °C	1.36E-5 1/K
	400.0 °C	1.41E-5 1/K
	500.0 °C	1.45E-5 1/K
	600.0 °C	1.49E-5 1/K
Max service temperature		500 °C	Typical for Carbon Steel
Max service temperature, long		-20 - 300 °C
Melting point		1480 - 1526 °C	Typical for Low Carbon Steel
Specific heat capacity	-100.0 °C	423 J/(kg·K)
	20.0 °C	461 J/(kg·K)
	100.0 °C	479 J/(kg·K)
	200.0 °C	499 J/(kg·K)
	300.0 °C	517 J/(kg·K)
	400.0 °C	536 J/(kg·K)
	500.0 °C	558 J/(kg·K)
	600.0 °C	587 J/(kg·K)
Thermal conductivity	-100.0 °C	37.6 W/(m·K)
	20.0 °C	42.2 W/(m·K)
	100.0 °C	43.2 W/(m·K)
	200.0 °C	42.9 W/(m·K)
	300.0 °C	41.2 W/(m·K)
	400.0 °C	39.1 W/(m·K)
	500.0 °C	36.6 W/(m·K)
	600.0 °C	34.1 W/(m·K)
Thermal diffusivity	-100.0 °C	12.9 mm²/s
	20.0 °C	11.7 mm²/s
	100.0 °C	11.2 mm²/s
	200.0 °C	10.3 mm²/s
	300.0 °C	9.4 mm²/s
	400.0 °C	8.3 mm²/s
	500.0 °C	7.1 mm²/s
	600.0 °C	5.7 mm²/s

Property	Value	Comment
Curie temperature	770 °C	Typical for Low Carbon Steel

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