Austempered Cast Iron vs. C95300 Bronze
Austempered cast iron belongs to the iron alloys classification, while C95300 bronze belongs to the copper alloys. There are 26 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 austempered cast iron and the bottom bar is C95300 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 270 to 490 | |
| 120 to 170 |
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 110 |
| Elongation at Break, % | 1.1 to 13 | |
| 14 to 25 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 62 to 69 | |
| 42 |
| Tensile Strength: Ultimate (UTS), MPa | 860 to 1800 | |
| 520 to 610 |
| Tensile Strength: Yield (Proof), MPa | 560 to 1460 | |
| 190 to 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 230 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1050 |
| Melting Onset (Solidus), °C | 1340 | |
| 1040 |
| Specific Heat Capacity, J/kg-K | 490 | |
| 440 |
| Thermal Conductivity, W/m-K | 42 | |
| 63 |
| Thermal Expansion, µm/m-K | 13 | |
| 18 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.9 | |
| 28 |
| Density, g/cm3 | 7.5 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 3.1 |
| Embodied Energy, MJ/kg | 25 | |
| 52 |
| Embodied Water, L/kg | 48 | |
| 390 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 19 to 95 | |
| 73 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 880 to 3970 | |
| 170 to 420 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.5 |
| Stiffness to Weight: Bending, points | 25 | |
| 19 |
| Strength to Weight: Axial, points | 32 to 66 | |
| 17 to 21 |
| Strength to Weight: Bending, points | 27 to 44 | |
| 17 to 19 |
| Thermal Diffusivity, mm2/s | 11 | |
| 17 |
| Thermal Shock Resistance, points | 25 to 53 | |
| 19 to 22 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.050 | |
| 9.0 to 11 |
| Arsenic (As), % | 0 to 0.020 | |
| 0 |
| Carbon (C), % | 3.4 to 3.8 | |
| 0 |
| Chromium (Cr), % | 0 to 0.1 | |
| 0 |
| Copper (Cu), % | 0 to 0.8 | |
| 86.5 to 90.2 |
| Iron (Fe), % | 89.6 to 94 | |
| 0.8 to 1.5 |
| Magnesium (Mg), % | 0 to 0.040 | |
| 0 |
| Manganese (Mn), % | 0.3 to 0.4 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.3 | |
| 0 |
| Nickel (Ni), % | 0 to 2.0 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Selenium (Se), % | 0 to 0.030 | |
| 0 |
| Silicon (Si), % | 2.3 to 2.7 | |
| 0 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 |
| Tin (Sn), % | 0 to 0.020 | |
| 0 |
| Vanadium (V), % | 0 to 0.1 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 1.0 |