C18600 Copper vs. C36000 Brass
Both C18600 copper and C36000 brass are copper alloys. They have 62% of their average alloy composition in common.
For each property being compared, the top bar is C18600 copper and the bottom bar is C36000 brass.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 120 | |
100 |
Elongation at Break, % | 8.0 to 11 | |
5.8 to 23 |
Poisson's Ratio | 0.34 | |
0.31 |
Shear Modulus, GPa | 44 | |
39 |
Shear Strength, MPa | 310 to 340 | |
210 to 310 |
Tensile Strength: Ultimate (UTS), MPa | 520 to 580 | |
330 to 530 |
Tensile Strength: Yield (Proof), MPa | 500 to 520 | |
140 to 260 |
Thermal Properties
Latent Heat of Fusion, J/g | 210 | |
170 |
Maximum Temperature: Mechanical, °C | 200 | |
120 |
Melting Completion (Liquidus), °C | 1090 | |
900 |
Melting Onset (Solidus), °C | 1070 | |
890 |
Specific Heat Capacity, J/kg-K | 390 | |
380 |
Thermal Conductivity, W/m-K | 280 | |
120 |
Thermal Expansion, µm/m-K | 17 | |
21 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 70 | |
26 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 71 | |
29 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 31 | |
23 |
Density, g/cm3 | 8.9 | |
8.2 |
Embodied Carbon, kg CO2/kg material | 2.9 | |
2.6 |
Embodied Energy, MJ/kg | 46 | |
45 |
Embodied Water, L/kg | 310 | |
320 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 44 to 58 | |
25 to 62 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 1060 to 1180 | |
89 to 340 |
Stiffness to Weight: Axial, points | 7.3 | |
7.0 |
Stiffness to Weight: Bending, points | 18 | |
19 |
Strength to Weight: Axial, points | 16 to 18 | |
11 to 18 |
Strength to Weight: Bending, points | 16 to 17 | |
13 to 18 |
Thermal Diffusivity, mm2/s | 81 | |
37 |
Thermal Shock Resistance, points | 19 to 20 | |
11 to 18 |
Alloy Composition
Chromium (Cr), % | 0.1 to 1.0 | |
0 |
Cobalt (Co), % | 0 to 0.1 | |
0 |
Copper (Cu), % | 96.5 to 99.55 | |
60 to 63 |
Iron (Fe), % | 0.25 to 0.8 | |
0 to 0.35 |
Lead (Pb), % | 0 | |
2.5 to 3.7 |
Nickel (Ni), % | 0 to 0.25 | |
0 |
Titanium (Ti), % | 0.050 to 0.5 | |
0 |
Zinc (Zn), % | 0 | |
32.5 to 37.5 |
Zirconium (Zr), % | 0.050 to 0.4 | |
0 |
Residuals, % | 0 | |
0 to 0.5 |