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Automotive Malleable Cast Iron vs. SAE-AISI F1 Steel

Both automotive malleable cast iron and SAE-AISI F1 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is automotive malleable cast iron and the bottom bar is SAE-AISI F1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 70
72
Tensile Strength: Ultimate (UTS), MPa 350 to 720
620 to 2320

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1410
1480
Melting Onset (Solidus), °C 1370
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 41
45
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
5.0
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 1.5
1.7
Embodied Energy, MJ/kg 20
24
Embodied Water, L/kg 45
46

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 13 to 26
22 to 82
Strength to Weight: Bending, points 14 to 24
20 to 49
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 9.9 to 21
19 to 70

Alloy Composition

Carbon (C), % 2.2 to 2.9
1.0 to 1.3
Iron (Fe), % 93.6 to 96.7
95.9 to 98
Manganese (Mn), % 0.15 to 1.3
0 to 0.5
Phosphorus (P), % 0.020 to 0.15
0 to 0.030
Silicon (Si), % 0.9 to 1.9
0.1 to 0.5
Sulfur (S), % 0.020 to 0.2
0 to 0.030
Tungsten (W), % 0
1.0 to 1.8

Comparable Variants