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5056 Aluminum vs. 6063 Aluminum

Both 5056 aluminum and 6063 aluminum are aluminum alloys. They have a very high 95% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 5056 aluminum and the bottom bar is 6063 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
68
Elongation at Break, % 4.9 to 31
7.3 to 21
Fatigue Strength, MPa 140 to 200
39 to 95
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Shear Strength, MPa 170 to 240
70 to 190
Tensile Strength: Ultimate (UTS), MPa 290 to 460
110 to 300
Tensile Strength: Yield (Proof), MPa 150 to 410
49 to 270

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 570
620
Specific Heat Capacity, J/kg-K 910
900
Thermal Conductivity, W/m-K 130
190 to 220
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
49 to 58
Electrical Conductivity: Equal Weight (Specific), % IACS 99
160 to 190

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Calomel Potential, mV -780
-740
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 9.0
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 140
13 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 1220
18 to 540
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 30 to 48
11 to 31
Strength to Weight: Bending, points 36 to 50
18 to 37
Thermal Diffusivity, mm2/s 53
79 to 89
Thermal Shock Resistance, points 13 to 20
4.8 to 13

Alloy Composition

Aluminum (Al), % 93 to 95.4
97.5 to 99.4
Chromium (Cr), % 0.050 to 0.2
0 to 0.1
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.4
0 to 0.35
Magnesium (Mg), % 4.5 to 5.6
0.45 to 0.9
Manganese (Mn), % 0.050 to 0.2
0 to 0.1
Silicon (Si), % 0 to 0.3
0.2 to 0.6
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.1
0 to 0.1
Residuals, % 0
0 to 0.15

Comparable Variants