C82800 Copper vs. C34200 Brass
Both C82800 copper and C34200 brass are copper alloys. They have 64% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is C82800 copper and the bottom bar is C34200 brass.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 120 | |
100 |
Elongation at Break, % | 1.0 to 20 | |
3.0 to 17 |
Poisson's Ratio | 0.33 | |
0.31 |
Rockwell B Hardness | 45 to 85 | |
53 to 91 |
Shear Modulus, GPa | 46 | |
40 |
Tensile Strength: Ultimate (UTS), MPa | 670 to 1140 | |
370 to 650 |
Tensile Strength: Yield (Proof), MPa | 380 to 1000 | |
150 to 420 |
Thermal Properties
Latent Heat of Fusion, J/g | 240 | |
170 |
Maximum Temperature: Mechanical, °C | 310 | |
120 |
Melting Completion (Liquidus), °C | 930 | |
910 |
Melting Onset (Solidus), °C | 890 | |
890 |
Specific Heat Capacity, J/kg-K | 390 | |
380 |
Thermal Conductivity, W/m-K | 120 | |
120 |
Thermal Expansion, µm/m-K | 17 | |
21 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 18 | |
26 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 19 | |
29 |
Otherwise Unclassified Properties
Density, g/cm3 | 8.7 | |
8.2 |
Embodied Carbon, kg CO2/kg material | 12 | |
2.6 |
Embodied Energy, MJ/kg | 190 | |
45 |
Embodied Water, L/kg | 310 | |
320 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 11 to 110 | |
9.0 to 98 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 590 to 4080 | |
110 to 870 |
Stiffness to Weight: Axial, points | 7.8 | |
7.1 |
Stiffness to Weight: Bending, points | 19 | |
19 |
Strength to Weight: Axial, points | 21 to 36 | |
13 to 22 |
Strength to Weight: Bending, points | 20 to 28 | |
14 to 20 |
Thermal Diffusivity, mm2/s | 36 | |
37 |
Thermal Shock Resistance, points | 23 to 39 | |
12 to 22 |
Alloy Composition
Aluminum (Al), % | 0 to 0.15 | |
0 |
Beryllium (Be), % | 2.5 to 2.9 | |
0 |
Chromium (Cr), % | 0 to 0.1 | |
0 |
Cobalt (Co), % | 0.15 to 0.7 | |
0 |
Copper (Cu), % | 94.6 to 97.2 | |
62 to 65 |
Iron (Fe), % | 0 to 0.25 | |
0 to 0.1 |
Lead (Pb), % | 0 to 0.020 | |
1.5 to 2.5 |
Nickel (Ni), % | 0 to 0.2 | |
0 |
Silicon (Si), % | 0.2 to 0.35 | |
0 |
Tin (Sn), % | 0 to 0.1 | |
0 |
Titanium (Ti), % | 0 to 0.12 | |
0 |
Zinc (Zn), % | 0 to 0.1 | |
32 to 36.5 |
Residuals, % | 0 | |
0 to 0.4 |