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C87500 Brass vs. C55180 Copper

Both C87500 brass and C55180 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 82% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C87500 brass and the bottom bar is C55180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 18
20
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 460
200
Tensile Strength: Yield (Proof), MPa 190
100

Thermal Properties

Latent Heat of Fusion, J/g 260
200
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 920
920
Melting Onset (Solidus), °C 820
710
Specific Heat Capacity, J/kg-K 410
400
Thermal Conductivity, W/m-K 28
200
Thermal Expansion, µm/m-K 18
17

Otherwise Unclassified Properties

Base Metal Price, % relative 27
29
Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.5
Embodied Energy, MJ/kg 44
39
Embodied Water, L/kg 300
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
34
Resilience: Unit (Modulus of Resilience), kJ/m3 160
48
Stiffness to Weight: Axial, points 7.4
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16
6.4
Strength to Weight: Bending, points 16
8.8
Thermal Diffusivity, mm2/s 8.3
56
Thermal Shock Resistance, points 17
7.9

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Copper (Cu), % 79 to 85
94.7 to 95.2
Lead (Pb), % 0 to 0.5
0
Phosphorus (P), % 0
4.8 to 5.2
Silicon (Si), % 3.0 to 5.0
0
Zinc (Zn), % 12 to 16
0
Residuals, % 0
0 to 0.15