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C55282 Copper vs. C68800 Brass

Both C55282 copper and C68800 brass are copper alloys. They have 73% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is C55282 copper and the bottom bar is C68800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 39
41
Tensile Strength: Ultimate (UTS), MPa 180
570 to 890

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 200
160
Melting Completion (Liquidus), °C 770
960
Melting Onset (Solidus), °C 640
950
Specific Heat Capacity, J/kg-K 400
400
Thermal Expansion, µm/m-K 16
19

Otherwise Unclassified Properties

Density, g/cm3 8.6
8.2
Embodied Carbon, kg CO2/kg material 7.0
2.8
Embodied Energy, MJ/kg 110
48

Common Calculations

Stiffness to Weight: Axial, points 6.8
7.3
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 5.8
19 to 30
Strength to Weight: Bending, points 8.2
19 to 25
Thermal Shock Resistance, points 7.4
19 to 30

Alloy Composition


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Aluminum (Al), % 0
3.0 to 3.8
Cobalt (Co), % 0
0.25 to 0.55
Copper (Cu), % 87.7 to 88.7
70.8 to 75.5
Iron (Fe), % 0
0 to 0.2
Lead (Pb), % 0
0 to 0.050
Phosphorus (P), % 6.5 to 7.0
0
Silver (Ag), % 4.8 to 5.2
0
Zinc (Zn), % 0
21.3 to 24.1
Residuals, % 0 to 0.15
0 to 0.5