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CC750S Brass vs. C55280 Copper

Both CC750S brass and C55280 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 65% 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 CC750S brass and the bottom bar is C55280 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 200
180

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 130
200
Melting Completion (Liquidus), °C 860
790
Melting Onset (Solidus), °C 810
640
Specific Heat Capacity, J/kg-K 380
410
Thermal Expansion, µm/m-K 20
16

Otherwise Unclassified Properties

Density, g/cm3 8.2
8.5
Embodied Carbon, kg CO2/kg material 2.8
4.2
Embodied Energy, MJ/kg 46
67

Common Calculations

Stiffness to Weight: Axial, points 7.1
6.9
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 6.8
5.9
Strength to Weight: Bending, points 9.3
8.3
Thermal Shock Resistance, points 6.7
7.4

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Copper (Cu), % 62 to 67
90.5 to 91.4
Iron (Fe), % 0 to 0.8
0
Lead (Pb), % 1.0 to 3.0
0
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.050
6.8 to 7.2
Silicon (Si), % 0 to 0.050
0
Silver (Ag), % 0
1.8 to 2.2
Tin (Sn), % 0 to 1.5
0
Zinc (Zn), % 26.3 to 36
0
Residuals, % 0
0 to 0.15