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C81400 Copper vs. CC750S Brass

Both C81400 copper and CC750S brass are copper alloys. They have 65% of their average alloy composition in common. There are 28 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 C81400 copper and the bottom bar is CC750S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 11
13
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 370
200
Tensile Strength: Yield (Proof), MPa 250
80

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
860
Melting Onset (Solidus), °C 1070
810
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 260
110
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
24
Electrical Conductivity: Equal Weight (Specific), % IACS 61
26

Otherwise Unclassified Properties

Base Metal Price, % relative 33
25
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 45
46
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
22
Resilience: Unit (Modulus of Resilience), kJ/m3 260
30
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 11
6.8
Strength to Weight: Bending, points 13
9.3
Thermal Diffusivity, mm2/s 75
35
Thermal Shock Resistance, points 13
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Beryllium (Be), % 0.020 to 0.1
0
Chromium (Cr), % 0.6 to 1.0
0
Copper (Cu), % 98.4 to 99.38
62 to 67
Iron (Fe), % 0
0 to 0.8
Lead (Pb), % 0
1.0 to 3.0
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.050
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0
26.3 to 36
Residuals, % 0 to 0.5
0