C85400 Brass vs. CC494K Bronze
Both C85400 brass and CC494K bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 73% of their average alloy composition in common.
For each property being compared, the top bar is C85400 brass and the bottom bar is CC494K bronze.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 55 | |
67 |
Elastic (Young's, Tensile) Modulus, GPa | 100 | |
100 |
Elongation at Break, % | 23 | |
7.6 |
Poisson's Ratio | 0.32 | |
0.35 |
Shear Modulus, GPa | 40 | |
39 |
Tensile Strength: Ultimate (UTS), MPa | 220 | |
210 |
Tensile Strength: Yield (Proof), MPa | 85 | |
94 |
Thermal Properties
Latent Heat of Fusion, J/g | 180 | |
180 |
Maximum Temperature: Mechanical, °C | 130 | |
160 |
Melting Completion (Liquidus), °C | 940 | |
970 |
Melting Onset (Solidus), °C | 940 | |
890 |
Specific Heat Capacity, J/kg-K | 380 | |
360 |
Thermal Conductivity, W/m-K | 89 | |
63 |
Thermal Expansion, µm/m-K | 20 | |
19 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 20 | |
16 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 22 | |
16 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 25 | |
31 |
Density, g/cm3 | 8.3 | |
9.1 |
Embodied Carbon, kg CO2/kg material | 2.8 | |
3.1 |
Embodied Energy, MJ/kg | 46 | |
50 |
Embodied Water, L/kg | 330 | |
360 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 40 | |
13 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 35 | |
43 |
Stiffness to Weight: Axial, points | 7.0 | |
6.4 |
Stiffness to Weight: Bending, points | 19 | |
17 |
Strength to Weight: Axial, points | 7.5 | |
6.5 |
Strength to Weight: Bending, points | 9.9 | |
8.8 |
Thermal Diffusivity, mm2/s | 28 | |
19 |
Thermal Shock Resistance, points | 7.6 | |
7.8 |
Alloy Composition
Aluminum (Al), % | 0 to 0.35 | |
0 to 0.010 |
Antimony (Sb), % | 0 | |
0 to 0.5 |
Copper (Cu), % | 65 to 70 | |
78 to 87 |
Iron (Fe), % | 0 to 0.7 | |
0 to 0.25 |
Lead (Pb), % | 1.5 to 3.8 | |
8.0 to 10 |
Manganese (Mn), % | 0 | |
0 to 0.2 |
Nickel (Ni), % | 0 to 1.0 | |
0 to 2.0 |
Phosphorus (P), % | 0 | |
0 to 0.1 |
Silicon (Si), % | 0 to 0.050 | |
0 to 0.010 |
Sulfur (S), % | 0 | |
0 to 0.1 |
Tin (Sn), % | 0.5 to 1.5 | |
4.0 to 6.0 |
Zinc (Zn), % | 24 to 32 | |
0 to 2.0 |
Residuals, % | 0 to 1.1 | |
0 |