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Grey Cast Iron vs. C91600 Bronze

Grey 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 (4, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 300
84
Elastic (Young's, Tensile) Modulus, GPa 180
110
Elongation at Break, % 9.6
11
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 69
41
Tensile Strength: Ultimate (UTS), MPa 160 to 450
310
Tensile Strength: Yield (Proof), MPa 98 to 290
160

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Melting Completion (Liquidus), °C 1380
1030
Melting Onset (Solidus), °C 1180
860
Specific Heat Capacity, J/kg-K 490
370
Thermal Conductivity, W/m-K 46
71
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
10
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
10

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
36
Density, g/cm3 7.5
8.8
Embodied Carbon, kg CO2/kg material 1.5
3.7
Embodied Energy, MJ/kg 21
61
Embodied Water, L/kg 44
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 37
30
Resilience: Unit (Modulus of Resilience), kJ/m3 27 to 240
120
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 5.8 to 17
9.9
Strength to Weight: Bending, points 8.7 to 17
12
Thermal Diffusivity, mm2/s 13
22
Thermal Shock Resistance, points 6.0 to 17
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 3.1 to 3.4
0
Copper (Cu), % 0
85.9 to 89.1
Iron (Fe), % 92.1 to 93.9
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0.5 to 0.7
0
Nickel (Ni), % 0
1.2 to 2.0
Phosphorus (P), % 0 to 0.9
0 to 0.3
Silicon (Si), % 2.5 to 2.8
0 to 0.0050
Sulfur (S), % 0 to 0.15
0 to 0.050
Tin (Sn), % 0
9.7 to 10.8
Zinc (Zn), % 0
0 to 0.25