C66100 Bronze vs. C69700 Brass
Both C66100 bronze and C69700 brass are copper alloys. They have 82% of their average alloy composition in common.
For each property being compared, the top bar is C66100 bronze and the bottom bar is C69700 brass.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 120 | |
110 |
Elongation at Break, % | 8.0 to 40 | |
25 |
Poisson's Ratio | 0.34 | |
0.32 |
Shear Modulus, GPa | 43 | |
41 |
Shear Strength, MPa | 280 to 460 | |
300 |
Tensile Strength: Ultimate (UTS), MPa | 410 to 790 | |
470 |
Tensile Strength: Yield (Proof), MPa | 120 to 430 | |
230 |
Thermal Properties
Latent Heat of Fusion, J/g | 260 | |
240 |
Maximum Temperature: Mechanical, °C | 200 | |
160 |
Melting Completion (Liquidus), °C | 1050 | |
930 |
Melting Onset (Solidus), °C | 1000 | |
880 |
Specific Heat Capacity, J/kg-K | 400 | |
400 |
Thermal Conductivity, W/m-K | 34 | |
43 |
Thermal Expansion, µm/m-K | 17 | |
19 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 29 | |
26 |
Density, g/cm3 | 8.7 | |
8.3 |
Embodied Carbon, kg CO2/kg material | 2.6 | |
2.7 |
Embodied Energy, MJ/kg | 42 | |
44 |
Embodied Water, L/kg | 300 | |
310 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 53 to 120 | |
99 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 60 to 790 | |
250 |
Stiffness to Weight: Axial, points | 7.4 | |
7.3 |
Stiffness to Weight: Bending, points | 19 | |
19 |
Strength to Weight: Axial, points | 13 to 25 | |
16 |
Strength to Weight: Bending, points | 14 to 22 | |
16 |
Thermal Diffusivity, mm2/s | 9.7 | |
13 |
Thermal Shock Resistance, points | 15 to 29 | |
16 |
Alloy Composition
Copper (Cu), % | 92 to 97 | |
75 to 80 |
Iron (Fe), % | 0 to 0.25 | |
0 to 0.2 |
Lead (Pb), % | 0.2 to 0.8 | |
0.5 to 1.5 |
Manganese (Mn), % | 0 to 1.5 | |
0 to 0.4 |
Silicon (Si), % | 2.8 to 3.5 | |
2.5 to 3.5 |
Zinc (Zn), % | 0 to 1.5 | |
13.9 to 22 |
Residuals, % | 0 | |
0 to 0.5 |