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C14180 Copper vs. C85700 Brass

Both C14180 copper and C85700 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 61% of their average alloy composition in common. There are 26 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 C14180 copper and the bottom bar is C85700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 15
17
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 43
40
Tensile Strength: Ultimate (UTS), MPa 210
310
Tensile Strength: Yield (Proof), MPa 130
110

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
120
Melting Completion (Liquidus), °C 1080
940
Melting Onset (Solidus), °C 1080
910
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 370
84
Thermal Expansion, µm/m-K 17
21

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 9.0
8.0
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
47
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
41
Resilience: Unit (Modulus of Resilience), kJ/m3 69
59
Stiffness to Weight: Axial, points 7.2
7.2
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 6.5
11
Strength to Weight: Bending, points 8.8
13
Thermal Diffusivity, mm2/s 110
27
Thermal Shock Resistance, points 7.4
10

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.8
Copper (Cu), % 99.9 to 100
58 to 64
Iron (Fe), % 0
0 to 0.7
Lead (Pb), % 0 to 0.020
0.8 to 1.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.075
0
Silicon (Si), % 0
0 to 0.050
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0
32 to 40
Residuals, % 0
0 to 1.3