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C69710 Brass vs. 6023 Aluminum

C69710 brass belongs to the copper alloys classification, while 6023 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, 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 C69710 brass and the bottom bar is 6023 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
69
Elongation at Break, % 25
11
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
26
Shear Strength, MPa 300
210 to 220
Tensile Strength: Ultimate (UTS), MPa 470
360
Tensile Strength: Yield (Proof), MPa 230
300 to 310

Thermal Properties

Latent Heat of Fusion, J/g 240
400
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 930
640
Melting Onset (Solidus), °C 880
580
Specific Heat Capacity, J/kg-K 400
890
Thermal Conductivity, W/m-K 40
170
Thermal Expansion, µm/m-K 19
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
45
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
140

Otherwise Unclassified Properties

Base Metal Price, % relative 26
11
Density, g/cm3 8.3
2.8
Embodied Carbon, kg CO2/kg material 2.7
8.3
Embodied Energy, MJ/kg 44
150
Embodied Water, L/kg 310
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
38 to 39
Resilience: Unit (Modulus of Resilience), kJ/m3 250
670 to 690
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
49
Strength to Weight: Axial, points 16
35 to 36
Strength to Weight: Bending, points 16
40
Thermal Diffusivity, mm2/s 12
67
Thermal Shock Resistance, points 16
16

Alloy Composition

Aluminum (Al), % 0
94 to 97.7
Arsenic (As), % 0.030 to 0.060
0
Bismuth (Bi), % 0
0.3 to 0.8
Copper (Cu), % 75 to 80
0.2 to 0.5
Iron (Fe), % 0 to 0.2
0 to 0.5
Lead (Pb), % 0.5 to 1.5
0
Magnesium (Mg), % 0
0.4 to 0.9
Manganese (Mn), % 0 to 0.4
0.2 to 0.6
Silicon (Si), % 2.5 to 3.5
0.6 to 1.4
Tin (Sn), % 0
0.6 to 1.2
Zinc (Zn), % 13.8 to 22
0
Residuals, % 0
0 to 0.15