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C82200 Copper vs. C66200 Brass

Both C82200 copper and C66200 brass are copper alloys. They have 90% 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 C82200 copper and the bottom bar is C66200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 8.0 to 20
8.0 to 15
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 390 to 660
450 to 520
Tensile Strength: Yield (Proof), MPa 210 to 520
410 to 480

Thermal Properties

Latent Heat of Fusion, J/g 220
200
Maximum Temperature: Mechanical, °C 230
180
Melting Completion (Liquidus), °C 1080
1070
Melting Onset (Solidus), °C 1040
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 180
150
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
35
Electrical Conductivity: Equal Weight (Specific), % IACS 46
36

Otherwise Unclassified Properties

Base Metal Price, % relative 55
29
Density, g/cm3 8.9
8.7
Embodied Carbon, kg CO2/kg material 4.8
2.7
Embodied Energy, MJ/kg 74
43
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 66
40 to 66
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1130
760 to 1030
Stiffness to Weight: Axial, points 7.4
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 12 to 20
14 to 17
Strength to Weight: Bending, points 13 to 19
15 to 16
Thermal Diffusivity, mm2/s 53
45
Thermal Shock Resistance, points 14 to 23
16 to 18

Alloy Composition

Beryllium (Be), % 0.35 to 0.8
0
Cobalt (Co), % 0 to 0.3
0
Copper (Cu), % 97.4 to 98.7
86.6 to 91
Iron (Fe), % 0
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Nickel (Ni), % 1.0 to 2.0
0.3 to 1.0
Phosphorus (P), % 0
0.050 to 0.2
Tin (Sn), % 0
0.2 to 0.7
Zinc (Zn), % 0
6.5 to 12.9
Residuals, % 0
0 to 0.5