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C84800 Brass vs. C55181 Copper

Both C84800 brass and C55181 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 77% of their average alloy composition in common. There are 20 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 C84800 brass and the bottom bar is C55181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 230
200

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 150
200
Melting Completion (Liquidus), °C 950
790
Melting Onset (Solidus), °C 830
710
Specific Heat Capacity, J/kg-K 370
410
Thermal Expansion, µm/m-K 19
16

Otherwise Unclassified Properties

Base Metal Price, % relative 27
28
Density, g/cm3 8.6
8.5
Embodied Carbon, kg CO2/kg material 2.8
2.4
Embodied Energy, MJ/kg 46
38
Embodied Water, L/kg 340
290

Common Calculations

Stiffness to Weight: Axial, points 6.6
7.0
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.3
6.5
Strength to Weight: Bending, points 9.6
8.9
Thermal Shock Resistance, points 8.2
8.2

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 75 to 77
92.4 to 93
Iron (Fe), % 0 to 0.4
0
Lead (Pb), % 5.5 to 7.0
0
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
7.0 to 7.5
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 3.0
0
Zinc (Zn), % 13 to 17
0
Residuals, % 0
0 to 0.15