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C81500 Copper vs. C42200 Brass

Both C81500 copper and C42200 brass are copper alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C81500 copper and the bottom bar is C42200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 17
2.0 to 46
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 44
42
Tensile Strength: Ultimate (UTS), MPa 350
300 to 610
Tensile Strength: Yield (Proof), MPa 280
100 to 570

Thermal Properties

Latent Heat of Fusion, J/g 210
200
Maximum Temperature: Mechanical, °C 200
170
Melting Completion (Liquidus), °C 1090
1040
Melting Onset (Solidus), °C 1080
1020
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 320
130
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 82
31
Electrical Conductivity: Equal Weight (Specific), % IACS 83
32

Otherwise Unclassified Properties

Base Metal Price, % relative 31
29
Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 41
44
Embodied Water, L/kg 310
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
12 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 330
49 to 1460
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 11
9.5 to 19
Strength to Weight: Bending, points 12
11 to 18
Thermal Diffusivity, mm2/s 91
39
Thermal Shock Resistance, points 12
10 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Chromium (Cr), % 0.4 to 1.5
0
Copper (Cu), % 97.4 to 99.6
86 to 89
Iron (Fe), % 0 to 0.1
0 to 0.050
Lead (Pb), % 0 to 0.020
0 to 0.050
Phosphorus (P), % 0
0 to 0.35
Silicon (Si), % 0 to 0.15
0
Tin (Sn), % 0 to 0.1
0.8 to 1.4
Zinc (Zn), % 0 to 0.1
8.7 to 13.2
Residuals, % 0 to 0.5
0 to 0.5