C51900 Bronze vs. CR020A Copper
Both C51900 bronze and CR020A copper are copper alloys. They have a moderately high 93% of their average alloy composition in common. There are 28 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 C51900 bronze and the bottom bar is CR020A copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 120 |
| Elongation at Break, % | 14 to 29 | |
| 15 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 42 | |
| 43 |
| Tensile Strength: Ultimate (UTS), MPa | 380 to 620 | |
| 220 |
| Tensile Strength: Yield (Proof), MPa | 390 to 570 | |
| 130 |
Thermal Properties
| Latent Heat of Fusion, J/g | 200 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 180 | |
| 200 |
| Melting Completion (Liquidus), °C | 1040 | |
| 1090 |
| Melting Onset (Solidus), °C | 930 | |
| 1040 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 390 |
| Thermal Conductivity, W/m-K | 66 | |
| 380 |
| Thermal Expansion, µm/m-K | 18 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 14 | |
| 100 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 14 | |
| 100 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 33 | |
| 31 |
| Density, g/cm3 | 8.8 | |
| 9.0 |
| Embodied Carbon, kg CO2/kg material | 3.2 | |
| 2.6 |
| Embodied Energy, MJ/kg | 51 | |
| 41 |
| Embodied Water, L/kg | 360 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 55 to 180 | |
| 29 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 680 to 1450 | |
| 76 |
| Stiffness to Weight: Axial, points | 7.0 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 12 to 19 | |
| 6.8 |
| Strength to Weight: Bending, points | 13 to 18 | |
| 9.0 |
| Thermal Diffusivity, mm2/s | 20 | |
| 110 |
| Thermal Shock Resistance, points | 14 to 22 | |
| 7.8 |
Alloy Composition
| Bismuth (Bi), % | 0 | |
| 0 to 0.00050 |
| Copper (Cu), % | 91.7 to 95 | |
| 99.95 to 99.999 |
| Iron (Fe), % | 0 to 0.1 | |
| 0 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 to 0.0050 |
| Phosphorus (P), % | 0.030 to 0.35 | |
| 0.0010 to 0.0060 |
| Silver (Ag), % | 0 | |
| 0 to 0.015 |
| Tin (Sn), % | 5.0 to 7.0 | |
| 0 |
| Zinc (Zn), % | 0 to 0.3 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |