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C55284 Copper vs. CC766S Brass

Both C55284 copper and CC766S 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 18 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C55284 copper and the bottom bar is CC766S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 38
40
Tensile Strength: Ultimate (UTS), MPa 180
500

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 800
840
Melting Onset (Solidus), °C 640
800
Specific Heat Capacity, J/kg-K 380
390
Thermal Expansion, µm/m-K 17
20

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 16
2.8
Embodied Energy, MJ/kg 260
48

Common Calculations

Stiffness to Weight: Axial, points 6.5
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 5.6
17
Strength to Weight: Bending, points 8.0
18
Thermal Shock Resistance, points 7.4
17

Alloy Composition


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Aluminum (Al), % 0
0.3 to 1.8
Antimony (Sb), % 0
0 to 0.1
Copper (Cu), % 79.2 to 80.7
58 to 64
Iron (Fe), % 0
0 to 0.5
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 4.8 to 5.2
0
Silicon (Si), % 0
0 to 0.6
Silver (Ag), % 14.5 to 15.5
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
29.5 to 41.7
Residuals, % 0 to 0.15
0