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C81500 Copper vs. C36000 Brass

Both C81500 copper and C36000 brass are copper alloys. They have 62% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C81500 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, % 17
5.8 to 23
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 44
39
Tensile Strength: Ultimate (UTS), MPa 350
330 to 530
Tensile Strength: Yield (Proof), MPa 280
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 1080
890
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 320
120
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
26
Electrical Conductivity: Equal Weight (Specific), % IACS 83
29

Otherwise Unclassified Properties

Base Metal Price, % relative 31
23
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 41
45
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
25 to 62
Resilience: Unit (Modulus of Resilience), kJ/m3 330
89 to 340
Stiffness to Weight: Axial, points 7.3
7.0
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 11
11 to 18
Strength to Weight: Bending, points 12
13 to 18
Thermal Diffusivity, mm2/s 91
37
Thermal Shock Resistance, points 12
11 to 18

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
60 to 63
Iron (Fe), % 0 to 0.1
0 to 0.35
Lead (Pb), % 0 to 0.020
2.5 to 3.7
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
32.5 to 37.5
Residuals, % 0 to 0.5
0 to 0.5