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C82400 Copper vs. C66900 Brass

Both C82400 copper and C66900 brass are copper alloys. They have 64% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C82400 copper and the bottom bar is C66900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 1.0 to 20
1.1 to 26
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 45
45
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
460 to 770
Tensile Strength: Yield (Proof), MPa 260 to 970
330 to 760

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 270
150
Melting Completion (Liquidus), °C 1000
860
Melting Onset (Solidus), °C 900
850
Specific Heat Capacity, J/kg-K 380
400
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 26
3.8

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 8.9
2.8
Embodied Energy, MJ/kg 140
46
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
4.6 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
460 to 2450
Stiffness to Weight: Axial, points 7.6
8.1
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 16 to 33
15 to 26
Strength to Weight: Bending, points 16 to 26
16 to 23
Thermal Shock Resistance, points 17 to 36
14 to 23

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
62.5 to 64.5
Iron (Fe), % 0 to 0.2
0 to 0.25
Lead (Pb), % 0 to 0.020
0 to 0.050
Manganese (Mn), % 0
11.5 to 12.5
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
22.5 to 26
Residuals, % 0
0 to 0.2