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C82400 Copper vs. CC751S Brass

Both C82400 copper and CC751S brass are copper alloys. They have 65% 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 C82400 copper and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 1.0 to 20
5.6
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 45
40
Tensile Strength: Ultimate (UTS), MPa 500 to 1030
450
Tensile Strength: Yield (Proof), MPa 260 to 970
320

Thermal Properties

Latent Heat of Fusion, J/g 230
190
Maximum Temperature: Mechanical, °C 270
130
Melting Completion (Liquidus), °C 1000
850
Melting Onset (Solidus), °C 900
810
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 130
110
Thermal Expansion, µm/m-K 17
20

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.1
Embodied Carbon, kg CO2/kg material 8.9
2.8
Embodied Energy, MJ/kg 140
46
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 83
23
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 3870
480
Stiffness to Weight: Axial, points 7.6
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16 to 33
15
Strength to Weight: Bending, points 16 to 26
16
Thermal Diffusivity, mm2/s 39
35
Thermal Shock Resistance, points 17 to 36
15

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
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
62.7 to 66
Iron (Fe), % 0 to 0.2
0.25 to 0.5
Lead (Pb), % 0 to 0.020
0.8 to 2.2
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0 to 0.2
0 to 0.8
Silicon (Si), % 0
0.65 to 1.1
Tin (Sn), % 0 to 0.1
0 to 0.8
Titanium (Ti), % 0 to 0.12
0
Zinc (Zn), % 0 to 0.1
27.9 to 35.6
Residuals, % 0 to 0.5
0