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C15000 Copper vs. C42600 Brass

Both C15000 copper and C42600 brass are copper alloys. They have 89% of their average alloy composition in common.

For each property being compared, the top bar is C15000 copper and the bottom bar is C42600 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 13 to 54
1.1 to 40
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
42
Shear Strength, MPa 150 to 280
280 to 470
Tensile Strength: Ultimate (UTS), MPa 200 to 460
410 to 830
Tensile Strength: Yield (Proof), MPa 45 to 460
220 to 810

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 1080
1030
Melting Onset (Solidus), °C 980
1010
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 370
110
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 93
25
Electrical Conductivity: Equal Weight (Specific), % IACS 93
26

Otherwise Unclassified Properties

Base Metal Price, % relative 31
31
Density, g/cm3 9.0
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 43
48
Embodied Water, L/kg 310
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 250
9.4 to 140
Resilience: Unit (Modulus of Resilience), kJ/m3 8.7 to 910
230 to 2970
Stiffness to Weight: Axial, points 7.2
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 6.2 to 14
13 to 27
Strength to Weight: Bending, points 8.5 to 15
14 to 23
Thermal Diffusivity, mm2/s 110
33
Thermal Shock Resistance, points 7.3 to 17
15 to 29

Alloy Composition

Copper (Cu), % 99.8 to 99.9
87 to 90
Iron (Fe), % 0
0.050 to 0.2
Lead (Pb), % 0
0 to 0.050
Nickel (Ni), % 0
0.050 to 0.2
Phosphorus (P), % 0
0.020 to 0.050
Tin (Sn), % 0
2.5 to 4.0
Zinc (Zn), % 0
5.3 to 10.4
Zirconium (Zr), % 0.1 to 0.2
0
Residuals, % 0
0 to 0.2