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Automotive Malleable Cast Iron vs. C64800 Bronze

Automotive malleable cast iron belongs to the iron alloys classification, while C64800 bronze belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is automotive malleable cast iron and the bottom bar is C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
120
Elongation at Break, % 1.0 to 10
8.0
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 70
44
Tensile Strength: Ultimate (UTS), MPa 350 to 720
640
Tensile Strength: Yield (Proof), MPa 220 to 590
630

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Melting Completion (Liquidus), °C 1410
1090
Melting Onset (Solidus), °C 1370
1030
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 41
260
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
65
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
66

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
33
Density, g/cm3 7.6
8.9
Embodied Carbon, kg CO2/kg material 1.5
2.7
Embodied Energy, MJ/kg 20
43
Embodied Water, L/kg 45
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.8 to 30
51
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 950
1680
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 13 to 26
20
Strength to Weight: Bending, points 14 to 24
19
Thermal Diffusivity, mm2/s 11
75
Thermal Shock Resistance, points 9.9 to 21
23

Alloy Composition

Carbon (C), % 2.2 to 2.9
0
Chromium (Cr), % 0
0 to 0.090
Cobalt (Co), % 0
1.0 to 3.0
Copper (Cu), % 0
92.4 to 98.8
Iron (Fe), % 93.6 to 96.7
0 to 1.0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.15 to 1.3
0
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0.020 to 0.15
0 to 0.5
Silicon (Si), % 0.9 to 1.9
0.2 to 1.0
Sulfur (S), % 0.020 to 0.2
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5