C40500 Penny Bronze vs. C51900 Bronze
Both C40500 penny bronze and C51900 bronze are copper alloys. They have a moderately high 95% of their average alloy composition in common.
For each property being compared, the top bar is C40500 penny bronze and the bottom bar is C51900 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 110 |
| Elongation at Break, % | 3.0 to 49 | |
| 14 to 29 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Rockwell B Hardness | 46 to 82 | |
| 42 to 91 |
| Rockwell Superficial 30T Hardness | 10 to 72 | |
| 45 to 76 |
| Shear Modulus, GPa | 43 | |
| 42 |
| Shear Strength, MPa | 210 to 310 | |
| 320 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 270 to 540 | |
| 380 to 620 |
| Tensile Strength: Yield (Proof), MPa | 79 to 520 | |
| 390 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 200 | |
| 200 |
| Maximum Temperature: Mechanical, °C | 190 | |
| 180 |
| Melting Completion (Liquidus), °C | 1060 | |
| 1040 |
| Melting Onset (Solidus), °C | 1020 | |
| 930 |
| Specific Heat Capacity, J/kg-K | 380 | |
| 380 |
| Thermal Conductivity, W/m-K | 160 | |
| 66 |
| Thermal Expansion, µm/m-K | 18 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 41 | |
| 14 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 42 | |
| 14 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 30 | |
| 33 |
| Density, g/cm3 | 8.8 | |
| 8.8 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 3.2 |
| Embodied Energy, MJ/kg | 43 | |
| 51 |
| Embodied Water, L/kg | 320 | |
| 360 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 16 to 110 | |
| 55 to 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 28 to 1200 | |
| 680 to 1450 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 7.0 |
| Stiffness to Weight: Bending, points | 18 | |
| 18 |
| Strength to Weight: Axial, points | 8.5 to 17 | |
| 12 to 19 |
| Strength to Weight: Bending, points | 10 to 17 | |
| 13 to 18 |
| Thermal Diffusivity, mm2/s | 48 | |
| 20 |
| Thermal Shock Resistance, points | 9.5 to 19 | |
| 14 to 22 |
Alloy Composition
Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
| Copper (Cu), % | 94 to 96 | |
| 91.7 to 95 |
| Iron (Fe), % | 0 to 0.050 | |
| 0 to 0.1 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 to 0.050 |
| Phosphorus (P), % | 0 | |
| 0.030 to 0.35 |
| Tin (Sn), % | 0.7 to 1.3 | |
| 5.0 to 7.0 |
| Zinc (Zn), % | 2.1 to 5.3 | |
| 0 to 0.3 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.5 |