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6063 Aluminum vs. AWS ERTi-5

6063 aluminum belongs to the aluminum alloys classification, while AWS ERTi-5 belongs to the titanium 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.

For each property being compared, the top bar is 6063 aluminum and the bottom bar is AWS ERTi-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 7.3 to 21
10
Fatigue Strength, MPa 39 to 95
470
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 110 to 300
900
Tensile Strength: Yield (Proof), MPa 49 to 270
830

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 160
340
Melting Completion (Liquidus), °C 650
1610
Melting Onset (Solidus), °C 620
1560
Specific Heat Capacity, J/kg-K 900
560
Thermal Conductivity, W/m-K 190 to 220
7.1
Thermal Expansion, µm/m-K 23
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 49 to 58
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 160 to 190
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.7
4.4
Embodied Carbon, kg CO2/kg material 8.3
38
Embodied Energy, MJ/kg 150
610
Embodied Water, L/kg 1190
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 27
87
Resilience: Unit (Modulus of Resilience), kJ/m3 18 to 540
3250
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 11 to 31
56
Strength to Weight: Bending, points 18 to 37
46
Thermal Diffusivity, mm2/s 79 to 89
2.9
Thermal Shock Resistance, points 4.8 to 13
63

Alloy Composition

Aluminum (Al), % 97.5 to 99.4
5.5 to 6.8
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.35
0 to 0.22
Magnesium (Mg), % 0.45 to 0.9
0
Manganese (Mn), % 0 to 0.1
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0.12 to 0.2
Silicon (Si), % 0.2 to 0.6
0
Titanium (Ti), % 0 to 0.1
88.2 to 90.9
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.15
0