C63000 Bronze vs. C74400 Nickel Silver
Both C63000 bronze and C74400 nickel silver are copper alloys. They have 67% of their average alloy composition in common.
For each property being compared, the top bar is C63000 bronze and the bottom bar is C74400 nickel silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 110 |
| Elongation at Break, % | 7.9 to 15 | |
| 43 |
| Poisson's Ratio | 0.34 | |
| 0.31 |
| Shear Modulus, GPa | 44 | |
| 39 |
| Shear Strength, MPa | 400 to 470 | |
| 240 |
| Tensile Strength: Ultimate (UTS), MPa | 660 to 790 | |
| 350 |
| Tensile Strength: Yield (Proof), MPa | 330 to 390 | |
| 120 |
Thermal Properties
| Latent Heat of Fusion, J/g | 230 | |
| 180 |
| Maximum Temperature: Mechanical, °C | 230 | |
| 140 |
| Melting Completion (Liquidus), °C | 1050 | |
| 930 |
| Melting Onset (Solidus), °C | 1040 | |
| 910 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 390 |
| Thermal Conductivity, W/m-K | 39 | |
| 120 |
| Thermal Expansion, µm/m-K | 18 | |
| 20 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 26 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 7.6 | |
| 29 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 29 | |
| 25 |
| Density, g/cm3 | 8.2 | |
| 8.2 |
| Embodied Carbon, kg CO2/kg material | 3.5 | |
| 2.9 |
| Embodied Energy, MJ/kg | 57 | |
| 48 |
| Embodied Water, L/kg | 390 | |
| 320 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 47 to 82 | |
| 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 470 to 640 | |
| 63 |
| Stiffness to Weight: Axial, points | 7.9 | |
| 7.4 |
| Stiffness to Weight: Bending, points | 20 | |
| 19 |
| Strength to Weight: Axial, points | 22 to 26 | |
| 12 |
| Strength to Weight: Bending, points | 20 to 23 | |
| 14 |
| Thermal Diffusivity, mm2/s | 11 | |
| 37 |
| Thermal Shock Resistance, points | 23 to 27 | |
| 12 |
Alloy Composition
| Aluminum (Al), % | 9.0 to 11 | |
| 0 |
| Copper (Cu), % | 76.8 to 85 | |
| 62 to 66 |
| Iron (Fe), % | 2.0 to 4.0 | |
| 0 to 0.050 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 |
| Nickel (Ni), % | 4.0 to 5.5 | |
| 2.0 to 4.0 |
| Silicon (Si), % | 0 to 0.25 | |
| 0 |
| Tin (Sn), % | 0 to 0.2 | |
| 0 |
| Zinc (Zn), % | 0 to 0.3 | |
| 29.6 to 36 |
| Residuals, % | 0 | |
| 0 to 0.3 |