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C55280 Copper vs. C83300 Brass

Both C55280 copper and C83300 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 91% 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 C55280 copper and the bottom bar is C83300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
42
Tensile Strength: Ultimate (UTS), MPa 180
220

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 790
1060
Melting Onset (Solidus), °C 640
1030
Specific Heat Capacity, J/kg-K 410
380
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Density, g/cm3 8.5
8.8
Embodied Carbon, kg CO2/kg material 4.2
2.7
Embodied Energy, MJ/kg 67
44

Common Calculations

Stiffness to Weight: Axial, points 6.9
7.0
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 5.9
6.9
Strength to Weight: Bending, points 8.3
9.2
Thermal Shock Resistance, points 7.4
7.9

Alloy Composition

Copper (Cu), % 90.5 to 91.4
92 to 94
Lead (Pb), % 0
1.0 to 2.0
Phosphorus (P), % 6.8 to 7.2
0
Silver (Ag), % 1.8 to 2.2
0
Tin (Sn), % 0
1.0 to 2.0
Zinc (Zn), % 0
2.0 to 6.0
Residuals, % 0
0 to 0.7