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6061-T6 Aluminum vs. C36000 Brass

6061-T6 aluminum belongs to the aluminum alloys classification, while C36000 brass belongs to the copper 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 6061-T6 aluminum and the bottom bar is C36000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
100
Elongation at Break, % 10
5.8 to 23
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 26
39
Shear Strength, MPa 210
210 to 310
Tensile Strength: Ultimate (UTS), MPa 310
330 to 530
Tensile Strength: Yield (Proof), MPa 270
140 to 260

Thermal Properties

Latent Heat of Fusion, J/g 400
170
Maximum Temperature: Mechanical, °C 170
120
Melting Completion (Liquidus), °C 650
900
Melting Onset (Solidus), °C 580
890
Specific Heat Capacity, J/kg-K 900
380
Thermal Conductivity, W/m-K 170
120
Thermal Expansion, µm/m-K 24
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 43
26
Electrical Conductivity: Equal Weight (Specific), % IACS 140
29

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
23
Density, g/cm3 2.7
8.2
Embodied Carbon, kg CO2/kg material 8.3
2.6
Embodied Energy, MJ/kg 150
45
Embodied Water, L/kg 1180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30
25 to 62
Resilience: Unit (Modulus of Resilience), kJ/m3 520
89 to 340
Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 50
19
Strength to Weight: Axial, points 31
11 to 18
Strength to Weight: Bending, points 37
13 to 18
Thermal Diffusivity, mm2/s 68
37
Thermal Shock Resistance, points 14
11 to 18

Alloy Composition

Aluminum (Al), % 95.9 to 98.6
0
Chromium (Cr), % 0.040 to 0.35
0
Copper (Cu), % 0.15 to 0.4
60 to 63
Iron (Fe), % 0 to 0.7
0 to 0.35
Lead (Pb), % 0
2.5 to 3.7
Magnesium (Mg), % 0.8 to 1.2
0
Manganese (Mn), % 0 to 0.15
0
Silicon (Si), % 0.4 to 0.8
0
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
32.5 to 37.5
Residuals, % 0 to 0.15
0 to 0.5