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Automotive Malleable Cast Iron vs. C91600 Bronze

Automotive malleable cast iron belongs to the iron alloys classification, while C91600 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is automotive malleable cast iron and the bottom bar is C91600 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 290
84
Elastic (Young's, Tensile) Modulus, GPa 180
110
Elongation at Break, % 1.0 to 10
11
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 70
41
Tensile Strength: Ultimate (UTS), MPa 350 to 720
310
Tensile Strength: Yield (Proof), MPa 220 to 590
160

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Melting Completion (Liquidus), °C 1410
1030
Melting Onset (Solidus), °C 1370
860
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 41
71
Thermal Expansion, µm/m-K 14
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
10

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
36
Density, g/cm3 7.6
8.8
Embodied Carbon, kg CO2/kg material 1.5
3.7
Embodied Energy, MJ/kg 20
61
Embodied Water, L/kg 45
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.8 to 30
30
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 950
120
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 13 to 26
9.9
Strength to Weight: Bending, points 14 to 24
12
Thermal Diffusivity, mm2/s 11
22
Thermal Shock Resistance, points 9.9 to 21
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 2.2 to 2.9
0
Copper (Cu), % 0
85.9 to 89.1
Iron (Fe), % 93.6 to 96.7
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0.15 to 1.3
0
Nickel (Ni), % 0
1.2 to 2.0
Phosphorus (P), % 0.020 to 0.15
0 to 0.3
Silicon (Si), % 0.9 to 1.9
0 to 0.0050
Sulfur (S), % 0.020 to 0.2
0 to 0.050
Tin (Sn), % 0
9.7 to 10.8
Zinc (Zn), % 0
0 to 0.25