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C42200 Brass vs. 6151 Aluminum

C42200 brass belongs to the copper alloys classification, while 6151 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is C42200 brass and the bottom bar is 6151 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 2.0 to 46
1.1 to 5.7
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
26
Shear Strength, MPa 210 to 350
190 to 200
Tensile Strength: Ultimate (UTS), MPa 300 to 610
330 to 340
Tensile Strength: Yield (Proof), MPa 100 to 570
270 to 280

Thermal Properties

Latent Heat of Fusion, J/g 200
410
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 1040
650
Melting Onset (Solidus), °C 1020
590
Specific Heat Capacity, J/kg-K 380
900
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 18
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
45
Electrical Conductivity: Equal Weight (Specific), % IACS 32
150

Otherwise Unclassified Properties

Base Metal Price, % relative 29
9.5
Density, g/cm3 8.6
2.7
Embodied Carbon, kg CO2/kg material 2.7
8.2
Embodied Energy, MJ/kg 44
150
Embodied Water, L/kg 320
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 110
3.5 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 49 to 1460
520 to 580
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
50
Strength to Weight: Axial, points 9.5 to 19
34
Strength to Weight: Bending, points 11 to 18
39
Thermal Diffusivity, mm2/s 39
70
Thermal Shock Resistance, points 10 to 21
15

Alloy Composition

Aluminum (Al), % 0
95.6 to 98.8
Chromium (Cr), % 0
0.15 to 0.35
Copper (Cu), % 86 to 89
0 to 0.35
Iron (Fe), % 0 to 0.050
0 to 1.0
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0
0.45 to 0.8
Manganese (Mn), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.35
0
Silicon (Si), % 0
0.6 to 1.2
Tin (Sn), % 0.8 to 1.4
0
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 8.7 to 13.2
0 to 0.25
Residuals, % 0
0 to 0.15