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C82400 Copper vs. C27200 Brass

Both C82400 copper and C27200 brass are copper alloys. They have 64% of their average alloy composition in common. There are 27 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 C82400 copper and the bottom bar is C27200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 1.0 to 20
10 to 50
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
370 to 590
Tensile Strength: Yield (Proof), MPa 260 to 970
150 to 410

Thermal Properties

Latent Heat of Fusion, J/g 230
170
Maximum Temperature: Mechanical, °C 270
130
Melting Completion (Liquidus), °C 1000
920
Melting Onset (Solidus), °C 900
870
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
28
Electrical Conductivity: Equal Weight (Specific), % IACS 26
31

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 8.9
2.7
Embodied Energy, MJ/kg 140
45
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
30 to 270
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
110 to 810
Stiffness to Weight: Axial, points 7.6
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16 to 33
13 to 20
Strength to Weight: Bending, points 16 to 26
14 to 19
Thermal Diffusivity, mm2/s 39
37
Thermal Shock Resistance, points 17 to 36
12 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 1.6 to 1.9
0
Chromium (Cr), % 0 to 0.1
0
Cobalt (Co), % 0.2 to 0.65
0
Copper (Cu), % 96 to 98.2
62 to 65
Iron (Fe), % 0 to 0.2
0 to 0.070
Lead (Pb), % 0 to 0.020
0 to 0.070
Nickel (Ni), % 0 to 0.2
0
Tin (Sn), % 0 to 0.1
0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
34.6 to 38
Residuals, % 0
0 to 0.3