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C81500 Copper vs. CC762S Brass

Both C81500 copper and CC762S brass are copper alloys. They have 62% of their average alloy composition in common.

For each property being compared, the top bar is C81500 copper and the bottom bar is CC762S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
210
Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17
7.3
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
43
Tensile Strength: Ultimate (UTS), MPa 350
840
Tensile Strength: Yield (Proof), MPa 280
540

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 1090
920
Melting Onset (Solidus), °C 1080
870
Specific Heat Capacity, J/kg-K 390
420
Thermal Conductivity, W/m-K 320
51
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
28
Electrical Conductivity: Equal Weight (Specific), % IACS 83
32

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 2.6
3.1
Embodied Energy, MJ/kg 41
51
Embodied Water, L/kg 310
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
54
Resilience: Unit (Modulus of Resilience), kJ/m3 330
1290
Stiffness to Weight: Axial, points 7.3
7.8
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 11
29
Strength to Weight: Bending, points 12
25
Thermal Diffusivity, mm2/s 91
15
Thermal Shock Resistance, points 12
27

Alloy Composition


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Aluminum (Al), % 0 to 0.1
3.0 to 7.0
Antimony (Sb), % 0
0 to 0.030
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
57 to 67
Iron (Fe), % 0 to 0.1
1.5 to 4.0
Lead (Pb), % 0 to 0.020
0 to 0.2
Manganese (Mn), % 0
2.5 to 5.0
Nickel (Ni), % 0
0 to 3.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.15
0 to 0.1
Tin (Sn), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.1
13.4 to 36
Residuals, % 0 to 0.5
0