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C82400 Copper vs. C46500 Brass

Both C82400 copper and C46500 brass are copper alloys. They have 61% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C82400 copper and the bottom bar is C46500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
100
Elongation at Break, % 1.0 to 20
18 to 50
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
380 to 610
Tensile Strength: Yield (Proof), MPa 260 to 970
190 to 490

Thermal Properties

Latent Heat of Fusion, J/g 230
170
Maximum Temperature: Mechanical, °C 270
120
Melting Completion (Liquidus), °C 1000
900
Melting Onset (Solidus), °C 900
890
Specific Heat Capacity, J/kg-K 380
380
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
26
Electrical Conductivity: Equal Weight (Specific), % IACS 26
29

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.0
Embodied Carbon, kg CO2/kg material 8.9
2.7
Embodied Energy, MJ/kg 140
47
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
99 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
170 to 1170
Stiffness to Weight: Axial, points 7.6
7.2
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 16 to 33
13 to 21
Strength to Weight: Bending, points 16 to 26
15 to 20
Thermal Diffusivity, mm2/s 39
38
Thermal Shock Resistance, points 17 to 36
13 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Arsenic (As), % 0
0.020 to 0.060
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
59 to 62
Iron (Fe), % 0 to 0.2
0 to 0.1
Lead (Pb), % 0 to 0.020
0 to 0.2
Nickel (Ni), % 0 to 0.2
0
Tin (Sn), % 0 to 0.1
0.5 to 1.0
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
36.2 to 40.5
Residuals, % 0
0 to 0.4