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C55284 Copper vs. C47940 Brass

Both C55284 copper and C47940 brass are copper alloys. 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 (10, in this case) are not shown.

For each property being compared, the top bar is C55284 copper and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 38
40
Tensile Strength: Ultimate (UTS), MPa 180
380 to 520

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 800
850
Melting Onset (Solidus), °C 640
800
Specific Heat Capacity, J/kg-K 380
380
Thermal Expansion, µm/m-K 17
20

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 16
2.8
Embodied Energy, MJ/kg 260
47

Common Calculations

Stiffness to Weight: Axial, points 6.5
7.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 5.6
13 to 17
Strength to Weight: Bending, points 8.0
14 to 17
Thermal Shock Resistance, points 7.4
13 to 17

Alloy Composition


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Copper (Cu), % 79.2 to 80.7
63 to 66
Iron (Fe), % 0
0.1 to 1.0
Lead (Pb), % 0
1.0 to 2.0
Nickel (Ni), % 0
0.1 to 0.5
Phosphorus (P), % 4.8 to 5.2
0
Silver (Ag), % 14.5 to 15.5
0
Tin (Sn), % 0
1.2 to 2.0
Zinc (Zn), % 0
28.1 to 34.6
Residuals, % 0 to 0.15
0 to 0.4