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6360 Aluminum vs. 7108 Aluminum

Both 6360 aluminum and 7108 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is 6360 aluminum and the bottom bar is 7108 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 9.0 to 18
11
Fatigue Strength, MPa 31 to 67
120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 76 to 130
210
Tensile Strength: Ultimate (UTS), MPa 120 to 220
350
Tensile Strength: Yield (Proof), MPa 57 to 170
290

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 630
530
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 210
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 54
39
Electrical Conductivity: Equal Weight (Specific), % IACS 180
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14 to 19
38
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 210
620
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 13 to 23
34
Strength to Weight: Bending, points 20 to 30
38
Thermal Diffusivity, mm2/s 86
59
Thermal Shock Resistance, points 5.5 to 9.9
16

Alloy Composition

Aluminum (Al), % 97.8 to 99.3
92.4 to 94.7
Chromium (Cr), % 0 to 0.050
0
Copper (Cu), % 0 to 0.15
0 to 0.050
Iron (Fe), % 0.1 to 0.3
0 to 0.1
Magnesium (Mg), % 0.25 to 0.45
0.7 to 1.4
Manganese (Mn), % 0.020 to 0.15
0 to 0.050
Silicon (Si), % 0.35 to 0.8
0 to 0.1
Titanium (Ti), % 0 to 0.1
0 to 0.050
Zinc (Zn), % 0 to 0.1
4.5 to 5.5
Zirconium (Zr), % 0
0.12 to 0.25
Residuals, % 0
0 to 0.15