CC212E Bronze vs. ASTM A231 Spring Steel
CC212E bronze belongs to the copper alloys classification, while ASTM A231 spring steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is CC212E bronze and the bottom bar is ASTM A231 spring steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 | |
| 540 |
| Elastic (Young's, Tensile) Modulus, GPa | 130 | |
| 190 |
| Elongation at Break, % | 20 | |
| 14 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 47 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 710 | |
| 1790 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 1570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 220 | |
| 420 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1460 |
| Melting Onset (Solidus), °C | 1020 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 470 |
| Thermal Expansion, µm/m-K | 18 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.0 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 27 | |
| 2.3 |
| Density, g/cm3 | 8.2 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 3.4 | |
| 2.0 |
| Embodied Energy, MJ/kg | 55 | |
| 28 |
| Embodied Water, L/kg | 370 | |
| 51 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 | |
| 230 |
| Stiffness to Weight: Axial, points | 8.5 | |
| 13 |
| Stiffness to Weight: Bending, points | 20 | |
| 24 |
| Strength to Weight: Axial, points | 24 | |
| 64 |
| Strength to Weight: Bending, points | 21 | |
| 42 |
| Thermal Shock Resistance, points | 22 | |
| 53 |
Alloy Composition
| Aluminum (Al), % | 7.0 to 9.0 | |
| 0 |
| Carbon (C), % | 0 | |
| 0.48 to 0.53 |
| Chromium (Cr), % | 0 | |
| 0.8 to 1.1 |
| Copper (Cu), % | 68 to 77 | |
| 0 |
| Iron (Fe), % | 2.0 to 4.0 | |
| 96.7 to 97.7 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 |
| Magnesium (Mg), % | 0 to 0.050 | |
| 0 |
| Manganese (Mn), % | 8.0 to 15 | |
| 0.7 to 0.9 |
| Nickel (Ni), % | 1.5 to 4.5 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.1 | |
| 0.15 to 0.35 |
| Sulfur (S), % | 0 | |
| 0 to 0.040 |
| Tin (Sn), % | 0 to 0.5 | |
| 0 |
| Vanadium (V), % | 0 | |
| 0.15 to 0.3 |
| Zinc (Zn), % | 0 to 1.0 | |
| 0 |