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Automotive Grey Cast Iron vs. R60901 Alloy

Automotive grey cast iron belongs to the iron alloys classification, while R60901 alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is automotive grey cast iron and the bottom bar is R60901 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
98
Elongation at Break, % 9.6 to 14
17 to 22
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 69 to 70
37
Tensile Strength: Ultimate (UTS), MPa 140 to 290
500 to 580
Tensile Strength: Yield (Proof), MPa 94 to 200
350 to 390

Thermal Properties

Latent Heat of Fusion, J/g 260 to 280
250
Specific Heat Capacity, J/kg-K 490
270
Thermal Conductivity, W/m-K 41 to 43
17
Thermal Expansion, µm/m-K 12 to 14
6.3

Otherwise Unclassified Properties

Density, g/cm3 7.5 to 7.6
6.6
Embodied Water, L/kg 44 to 51
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 18 to 25
88 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 25 to 110
640 to 760
Stiffness to Weight: Axial, points 13
8.3
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 5.2 to 11
21 to 25
Strength to Weight: Bending, points 8.0 to 13
21 to 24
Thermal Diffusivity, mm2/s 11 to 12
9.7
Thermal Shock Resistance, points 4.2 to 8.6
58 to 67