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C18600 Copper vs. CC766S Brass

Both C18600 copper and CC766S brass are copper alloys. They have 61% 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 C18600 copper and the bottom bar is CC766S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 8.0 to 11
28
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 520 to 580
500
Tensile Strength: Yield (Proof), MPa 500 to 520
190

Thermal Properties

Latent Heat of Fusion, J/g 210
180
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1090
840
Melting Onset (Solidus), °C 1070
800
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 280
89
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 70
32
Electrical Conductivity: Equal Weight (Specific), % IACS 71
36

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 46
48
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44 to 58
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1060 to 1180
180
Stiffness to Weight: Axial, points 7.3
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 16 to 18
17
Strength to Weight: Bending, points 16 to 17
18
Thermal Diffusivity, mm2/s 81
28
Thermal Shock Resistance, points 19 to 20
17

Alloy Composition

Aluminum (Al), % 0
0.3 to 1.8
Antimony (Sb), % 0
0 to 0.1
Chromium (Cr), % 0.1 to 1.0
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 96.5 to 99.55
58 to 64
Iron (Fe), % 0.25 to 0.8
0 to 0.5
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.25
0 to 2.0
Silicon (Si), % 0
0 to 0.6
Tin (Sn), % 0
0 to 0.5
Titanium (Ti), % 0.050 to 0.5
0
Zinc (Zn), % 0
29.5 to 41.7
Zirconium (Zr), % 0.050 to 0.4
0
Residuals, % 0 to 0.5
0