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5082 Aluminum vs. R56401 Titanium

5082 aluminum belongs to the aluminum alloys classification, while R56401 titanium belongs to the titanium alloys. There are 30 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 5082 aluminum and the bottom bar is R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 67
110
Elongation at Break, % 1.1
9.1
Fatigue Strength, MPa 110 to 130
480
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
40
Shear Strength, MPa 210 to 230
560
Tensile Strength: Ultimate (UTS), MPa 380 to 400
940
Tensile Strength: Yield (Proof), MPa 300 to 340
850

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 180
340
Melting Completion (Liquidus), °C 640
1610
Melting Onset (Solidus), °C 560
1560
Specific Heat Capacity, J/kg-K 910
560
Thermal Conductivity, W/m-K 130
7.1
Thermal Expansion, µm/m-K 24
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 110
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.9
38
Embodied Energy, MJ/kg 150
610
Embodied Water, L/kg 1180
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.0 to 4.3
83
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 870
3440
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 39 to 41
59
Strength to Weight: Bending, points 43 to 45
48
Thermal Diffusivity, mm2/s 54
2.9
Thermal Shock Resistance, points 17 to 18
67

Alloy Composition

Aluminum (Al), % 93.5 to 96
5.5 to 6.5
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 0 to 0.35
0 to 0.25
Magnesium (Mg), % 4.0 to 5.0
0
Manganese (Mn), % 0 to 0.15
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.13
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.1
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0 to 0.15
0