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Austenitic Grey Cast Iron vs. R05240 Alloy

Austenitic grey cast iron belongs to the iron alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. There are 14 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is austenitic grey cast iron and the bottom bar is R05240 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
150
Poisson's Ratio 0.29 to 0.3
0.36
Shear Modulus, GPa 69 to 72
57
Tensile Strength: Ultimate (UTS), MPa 150 to 230
270

Thermal Properties

Latent Heat of Fusion, J/g 280 to 350
210
Specific Heat Capacity, J/kg-K 470 to 490
190
Thermal Expansion, µm/m-K 13 to 14
6.8

Otherwise Unclassified Properties

Density, g/cm3 7.7 to 8.1
14
Embodied Water, L/kg 93 to 120
460

Common Calculations

Stiffness to Weight: Axial, points 13
6.3
Stiffness to Weight: Bending, points 23 to 25
13
Strength to Weight: Axial, points 5.3 to 8.2
5.4
Strength to Weight: Bending, points 7.9 to 11
6.8
Thermal Shock Resistance, points 4.5 to 6.5
18