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Automotive Grey Cast Iron vs. AWS BAg-24

Automotive grey cast iron belongs to the iron alloys classification, while AWS BAg-24 belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is automotive grey cast iron and the bottom bar is AWS BAg-24.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
87
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 69 to 70
33
Tensile Strength: Ultimate (UTS), MPa 140 to 290
150

Thermal Properties

Latent Heat of Fusion, J/g 260 to 280
130
Melting Completion (Liquidus), °C 1380 to 1390
730
Melting Onset (Solidus), °C 1340 to 1350
660
Specific Heat Capacity, J/kg-K 490
310
Thermal Expansion, µm/m-K 12 to 14
21

Otherwise Unclassified Properties

Density, g/cm3 7.5 to 7.6
9.0
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
49
Embodied Energy, MJ/kg 21 to 24
770

Common Calculations

Stiffness to Weight: Axial, points 13
5.3
Stiffness to Weight: Bending, points 25
16
Strength to Weight: Axial, points 5.2 to 11
4.6
Strength to Weight: Bending, points 8.0 to 13
6.9
Thermal Shock Resistance, points 4.2 to 8.6
5.9