Grade 20 Cast Iron vs. CC480K Bronze
Grade 20 cast iron belongs to the iron alloys classification, while CC480K bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is grade 20 cast iron and the bottom bar is CC480K bronze.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 160 | |
88 |
Elastic (Young's, Tensile) Modulus, GPa | 180 | |
110 |
Elongation at Break, % | 9.6 | |
13 |
Poisson's Ratio | 0.29 | |
0.34 |
Shear Modulus, GPa | 69 | |
41 |
Tensile Strength: Ultimate (UTS), MPa | 160 | |
300 |
Tensile Strength: Yield (Proof), MPa | 98 | |
180 |
Thermal Properties
Latent Heat of Fusion, J/g | 280 | |
190 |
Melting Completion (Liquidus), °C | 1380 | |
1010 |
Melting Onset (Solidus), °C | 1180 | |
900 |
Specific Heat Capacity, J/kg-K | 490 | |
370 |
Thermal Conductivity, W/m-K | 46 | |
63 |
Thermal Expansion, µm/m-K | 11 | |
18 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
11 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.9 | |
11 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 1.9 | |
35 |
Density, g/cm3 | 7.5 | |
8.8 |
Embodied Carbon, kg CO2/kg material | 1.5 | |
3.7 |
Embodied Energy, MJ/kg | 21 | |
59 |
Embodied Water, L/kg | 44 | |
390 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 | |
35 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 27 | |
140 |
Stiffness to Weight: Axial, points | 13 | |
6.9 |
Stiffness to Weight: Bending, points | 25 | |
18 |
Strength to Weight: Axial, points | 5.8 | |
9.6 |
Strength to Weight: Bending, points | 8.7 | |
11 |
Thermal Diffusivity, mm2/s | 13 | |
20 |
Thermal Shock Resistance, points | 6.0 | |
11 |
Alloy Composition
Aluminum (Al), % | 0 | |
0 to 0.010 |
Antimony (Sb), % | 0 | |
0 to 0.2 |
Carbon (C), % | 3.1 to 3.4 | |
0 |
Copper (Cu), % | 0 | |
86 to 90 |
Iron (Fe), % | 92.1 to 93.9 | |
0 to 0.2 |
Lead (Pb), % | 0 | |
0 to 1.0 |
Manganese (Mn), % | 0.5 to 0.7 | |
0 to 0.1 |
Nickel (Ni), % | 0 | |
0 to 2.0 |
Phosphorus (P), % | 0 to 0.9 | |
0 to 0.2 |
Silicon (Si), % | 2.5 to 2.8 | |
0 to 0.020 |
Sulfur (S), % | 0 to 0.15 | |
0 to 0.050 |
Tin (Sn), % | 0 | |
9.0 to 11 |
Zinc (Zn), % | 0 | |
0 to 0.5 |