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C87500 Brass vs. C82800 Copper

Both C87500 brass and C82800 copper are copper alloys. They have 83% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C87500 brass and the bottom bar is C82800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 18
1.0 to 20
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
46
Tensile Strength: Ultimate (UTS), MPa 460
670 to 1140
Tensile Strength: Yield (Proof), MPa 190
380 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 260
240
Maximum Temperature: Mechanical, °C 170
310
Melting Completion (Liquidus), °C 920
930
Melting Onset (Solidus), °C 820
890
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 28
120
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
18
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
19

Otherwise Unclassified Properties

Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 2.7
12
Embodied Energy, MJ/kg 44
190
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
11 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 160
590 to 4080
Stiffness to Weight: Axial, points 7.4
7.8
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
21 to 36
Strength to Weight: Bending, points 16
20 to 28
Thermal Diffusivity, mm2/s 8.3
36
Thermal Shock Resistance, points 17
23 to 39

Alloy Composition

Aluminum (Al), % 0 to 0.5
0 to 0.15
Beryllium (Be), % 0
2.5 to 2.9
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
0.15 to 0.7
Copper (Cu), % 79 to 85
94.6 to 97.2
Iron (Fe), % 0
0 to 0.25
Lead (Pb), % 0 to 0.5
0 to 0.020
Nickel (Ni), % 0
0 to 0.2
Silicon (Si), % 3.0 to 5.0
0.2 to 0.35
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 0
0 to 0.12
Zinc (Zn), % 12 to 16
0 to 0.1
Residuals, % 0
0 to 0.5