C19700 Copper vs. C65400 Bronze
Both C19700 copper and C65400 bronze are copper alloys. They have a very high 95% of their average alloy composition in common.
For each property being compared, the top bar is C19700 copper and the bottom bar is C65400 bronze.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 120 | |
110 |
Elongation at Break, % | 2.4 to 13 | |
2.6 to 47 |
Poisson's Ratio | 0.34 | |
0.34 |
Rockwell B Hardness | 67 to 75 | |
82 to 120 |
Rockwell Superficial 30T Hardness | 65 to 72 | |
71 to 92 |
Shear Modulus, GPa | 43 | |
43 |
Shear Strength, MPa | 240 to 300 | |
350 to 530 |
Tensile Strength: Ultimate (UTS), MPa | 400 to 530 | |
500 to 1060 |
Tensile Strength: Yield (Proof), MPa | 330 to 520 | |
170 to 910 |
Thermal Properties
Latent Heat of Fusion, J/g | 210 | |
260 |
Maximum Temperature: Mechanical, °C | 200 | |
200 |
Melting Completion (Liquidus), °C | 1090 | |
1020 |
Melting Onset (Solidus), °C | 1040 | |
960 |
Specific Heat Capacity, J/kg-K | 390 | |
400 |
Thermal Conductivity, W/m-K | 250 | |
36 |
Thermal Expansion, µm/m-K | 17 | |
17 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 86 to 88 | |
7.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 87 to 89 | |
7.3 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 30 | |
31 |
Density, g/cm3 | 8.9 | |
8.7 |
Embodied Carbon, kg CO2/kg material | 2.6 | |
2.8 |
Embodied Energy, MJ/kg | 41 | |
45 |
Embodied Water, L/kg | 310 | |
310 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 12 to 49 | |
10 to 480 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 1160 | |
130 to 3640 |
Stiffness to Weight: Axial, points | 7.2 | |
7.3 |
Stiffness to Weight: Bending, points | 18 | |
19 |
Strength to Weight: Axial, points | 12 to 16 | |
16 to 34 |
Strength to Weight: Bending, points | 14 to 16 | |
16 to 27 |
Thermal Diffusivity, mm2/s | 73 | |
10 |
Thermal Shock Resistance, points | 14 to 19 | |
18 to 39 |
Alloy Composition
Chromium (Cr), % | 0 | |
0.010 to 0.12 |
Cobalt (Co), % | 0 to 0.050 | |
0 |
Copper (Cu), % | 97.4 to 99.59 | |
93.8 to 96.1 |
Iron (Fe), % | 0.3 to 1.2 | |
0 |
Lead (Pb), % | 0 to 0.050 | |
0 to 0.050 |
Magnesium (Mg), % | 0.010 to 0.2 | |
0 |
Manganese (Mn), % | 0 to 0.050 | |
0 |
Nickel (Ni), % | 0 to 0.050 | |
0 |
Phosphorus (P), % | 0.1 to 0.4 | |
0 |
Silicon (Si), % | 0 | |
2.7 to 3.4 |
Tin (Sn), % | 0 to 0.2 | |
1.2 to 1.9 |
Zinc (Zn), % | 0 to 0.2 | |
0 to 0.5 |
Residuals, % | 0 | |
0 to 0.2 |