MakeItFrom.com
Menu (ESC)

7108A Aluminum vs. C83300 Brass

7108A aluminum belongs to the aluminum alloys classification, while C83300 brass belongs to the copper alloys. There are 28 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 7108A aluminum and the bottom bar is C83300 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 11 to 13
35
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 26
42
Tensile Strength: Ultimate (UTS), MPa 350
220
Tensile Strength: Yield (Proof), MPa 290 to 300
69

Thermal Properties

Latent Heat of Fusion, J/g 380
200
Maximum Temperature: Mechanical, °C 210
180
Melting Completion (Liquidus), °C 630
1060
Melting Onset (Solidus), °C 520
1030
Specific Heat Capacity, J/kg-K 870
380
Thermal Conductivity, W/m-K 150
160
Thermal Expansion, µm/m-K 24
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
32
Electrical Conductivity: Equal Weight (Specific), % IACS 110
33

Otherwise Unclassified Properties

Base Metal Price, % relative 10
30
Density, g/cm3 2.9
8.8
Embodied Carbon, kg CO2/kg material 8.3
2.7
Embodied Energy, MJ/kg 150
44
Embodied Water, L/kg 1150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 44
60
Resilience: Unit (Modulus of Resilience), kJ/m3 610 to 640
21
Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 47
18
Strength to Weight: Axial, points 33 to 34
6.9
Strength to Weight: Bending, points 38
9.2
Thermal Diffusivity, mm2/s 59
48
Thermal Shock Resistance, points 15 to 16
7.9

Alloy Composition

Aluminum (Al), % 91.6 to 94.4
0
Chromium (Cr), % 0 to 0.040
0
Copper (Cu), % 0 to 0.050
92 to 94
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0
Lead (Pb), % 0
1.0 to 2.0
Magnesium (Mg), % 0.7 to 1.5
0
Manganese (Mn), % 0 to 0.050
0
Silicon (Si), % 0 to 0.2
0
Tin (Sn), % 0
1.0 to 2.0
Titanium (Ti), % 0 to 0.030
0
Zinc (Zn), % 4.8 to 5.8
2.0 to 6.0
Zirconium (Zr), % 0.15 to 0.25
0
Residuals, % 0
0 to 0.7