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C82200 Copper vs. C69710 Brass

Both C82200 copper and C69710 brass are copper alloys. They have 78% 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 C69710 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 8.0 to 20
25
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 44
41
Tensile Strength: Ultimate (UTS), MPa 390 to 660
470
Tensile Strength: Yield (Proof), MPa 210 to 520
230

Thermal Properties

Latent Heat of Fusion, J/g 220
240
Maximum Temperature: Mechanical, °C 230
160
Melting Completion (Liquidus), °C 1080
930
Melting Onset (Solidus), °C 1040
880
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 180
40
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 46
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 55
26
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 4.8
2.7
Embodied Energy, MJ/kg 74
44
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49 to 66
99
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1130
250
Stiffness to Weight: Axial, points 7.4
7.3
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 12 to 20
16
Strength to Weight: Bending, points 13 to 19
16
Thermal Diffusivity, mm2/s 53
12
Thermal Shock Resistance, points 14 to 23
16

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Beryllium (Be), % 0.35 to 0.8
0
Cobalt (Co), % 0 to 0.3
0
Copper (Cu), % 97.4 to 98.7
75 to 80
Iron (Fe), % 0
0 to 0.2
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0
0 to 0.4
Nickel (Ni), % 1.0 to 2.0
0
Silicon (Si), % 0
2.5 to 3.5
Zinc (Zn), % 0
13.8 to 22
Residuals, % 0
0 to 0.5