EN 12513 G-X 300 CrNiSi 9/5/2: High-Performance Wear-Resistant Cast Iron

G-X 300 CrNiSi 9 5 2 is characterised by a high wear resistance. Applicable at higher impact stress. The wear resistance inceases with the carbon content, while the resistance against impact stress decreases.

Properties

General

Property	Temperature	Value
Density	20.0 °C	7.7 g/cm³

Mechanical

Property	Temperature	Value	Comment
Elastic modulus	20.0 °C	196 GPa
Hardness, Brinell	20.0 °C	430 - 690 [-]
Hardness, Vickers	20.0 °C	450 - 750 [-]
Poisson's ratio	23.0 °C	0.27 [-]	Typical for Cast Iron
Shear modulus	23.0 °C	41 GPa	Typical for Cast Iron
Tensile strength	20.0 °C	500 - 600 MPa

Thermal

Property	Temperature	Value	Comment
Coefficient of thermal expansion	23.0 °C	1.5E-5 1/K	Typical for White Cast Iron
Melting point		1209 °C	Typical for White Cast Iron
Specific heat capacity	20.0 °C	500 J/(kg·K)
Thermal conductivity	20.0 °C	13.8 W/(m·K)

Electrical

Property	Temperature	Value
Electrical resistivity	20.0 °C	8.5E-7 Ω·m

Chemical properties

Property	Value
Carbon	2.5 - 3.5 %
Chromium	8 - 10 %
Manganese	0.3 - 0.7 %
Molybdenum	0.5 %
Nickel	4.5 - 6.5 %
Silicon	1.5 - 2.2 %

DIN 1654‑5 X6CrNiMoTi 17‑12‑2: Cold‑Drawn, Quenched & Finely Surface‑Processed Steel EN 12513 G-X 330 NiCr 4.2 – Premium High‑Wear Resistance Steel

Metal