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C27400 Brass vs. C55280 Copper

Both C27400 brass and C55280 copper are copper alloys. They have 63% of their average alloy composition in common. There are 18 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C27400 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 370 to 650
180

Thermal Properties

Latent Heat of Fusion, J/g 170
190
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 920
790
Melting Onset (Solidus), °C 870
640
Specific Heat Capacity, J/kg-K 390
410
Thermal Expansion, µm/m-K 21
16

Otherwise Unclassified Properties

Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 2.7
4.2
Embodied Energy, MJ/kg 45
67

Common Calculations

Stiffness to Weight: Axial, points 7.2
6.9
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13 to 23
5.9
Strength to Weight: Bending, points 14 to 21
8.3
Thermal Shock Resistance, points 12 to 22
7.4

Alloy Composition

Copper (Cu), % 61 to 64
90.5 to 91.4
Iron (Fe), % 0 to 0.1
0
Lead (Pb), % 0 to 0.050
0
Phosphorus (P), % 0
6.8 to 7.2
Silver (Ag), % 0
1.8 to 2.2
Zinc (Zn), % 35.6 to 39
0
Residuals, % 0
0 to 0.15