EN 10213 Grade G18Mo5 quenched and tempered (+QT)

EN 10213 Grade G18Mo5 quenched and tempered (+QT) introduction

Tough at low temperature steel casting for pressure purposes.

Equivalent material: ISO G18Mo5, DIN 1.5422, EN 1.5422, UNS J12522

Property	Temperature	Value
Density	20.0 °C	Density of 7.85 g/cm³

Property	Temperature	Value	Comment
Coefficient of thermal expansion	100.0 °C	Coefficient of thermal expansion of 1.24E-5 1/K	-
-	300.0 °C	Coefficient of thermal expansion of 1.31E-5 1/K	-
-	500.0 °C	Coefficient of thermal expansion of 1.38E-5 1/K	-
Max service temperature, long	-	Max service temperature, long of -45 - 0 °C	-
Melting point	-	Melting point of 1382 - 1529 °C	Typical for Molybdenum Steel
Specific heat capacity	20.0 °C	Specific heat capacity of 460 J/(kg·K)	-
Thermal conductivity	50.0 °C	Thermal conductivity of 43 W/(m·K)	-

Property	Temperature	Value	Comment
Elastic modulus	23.0 °C	Elastic modulus of 200 - 215 GPa	Typical for Molybdenum Steel
Elongation	20.0 °C	Elongation of 23 %	-
Poisson's ratio	23.0 °C	Poisson's ratio of 0.29 [-]	Typical for Molybdenum Steel
Tensile strength	20.0 °C	Tensile strength of 440 - 790 MPa	-
Yield strength Rp0.2	20.0 °C	Yield strength Rp0.2 of 240 MPa	-

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