C87800 Brass vs. C71000 Copper-nickel
Both C87800 brass and C71000 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is C87800 brass and the bottom bar is C71000 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 110 | |
130 |
Poisson's Ratio | 0.33 | |
0.33 |
Rockwell B Hardness | 86 | |
59 to 85 |
Shear Modulus, GPa | 42 | |
49 |
Tensile Strength: Ultimate (UTS), MPa | 590 | |
320 to 560 |
Thermal Properties
Latent Heat of Fusion, J/g | 260 | |
230 |
Maximum Temperature: Mechanical, °C | 170 | |
240 |
Melting Completion (Liquidus), °C | 920 | |
1200 |
Melting Onset (Solidus), °C | 820 | |
1150 |
Specific Heat Capacity, J/kg-K | 410 | |
400 |
Thermal Conductivity, W/m-K | 28 | |
43 |
Thermal Expansion, µm/m-K | 18 | |
15 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 6.7 | |
6.5 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 7.3 | |
6.6 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 27 | |
37 |
Density, g/cm3 | 8.3 | |
8.9 |
Embodied Carbon, kg CO2/kg material | 2.7 | |
4.3 |
Embodied Energy, MJ/kg | 44 | |
63 |
Embodied Water, L/kg | 300 | |
290 |
Common Calculations
Stiffness to Weight: Axial, points | 7.4 | |
8.2 |
Stiffness to Weight: Bending, points | 19 | |
19 |
Strength to Weight: Axial, points | 20 | |
10 to 18 |
Strength to Weight: Bending, points | 19 | |
12 to 17 |
Thermal Diffusivity, mm2/s | 8.3 | |
12 |
Thermal Shock Resistance, points | 21 | |
12 to 20 |
Alloy Composition
Aluminum (Al), % | 0 to 0.15 | |
0 |
Antimony (Sb), % | 0 to 0.050 | |
0 |
Arsenic (As), % | 0 to 0.050 | |
0 |
Copper (Cu), % | 80 to 84.2 | |
73.5 to 80.5 |
Iron (Fe), % | 0 to 0.15 | |
0.5 to 1.0 |
Lead (Pb), % | 0 to 0.15 | |
0 to 0.050 |
Magnesium (Mg), % | 0 to 0.010 | |
0 |
Manganese (Mn), % | 0 to 0.15 | |
0 to 1.0 |
Nickel (Ni), % | 0 to 0.2 | |
19 to 23 |
Phosphorus (P), % | 0 to 0.010 | |
0 |
Silicon (Si), % | 3.8 to 4.2 | |
0 |
Sulfur (S), % | 0 to 0.050 | |
0 |
Tin (Sn), % | 0 to 0.25 | |
0 |
Zinc (Zn), % | 12 to 16 | |
0 to 1.0 |
Residuals, % | 0 | |
0 to 0.5 |