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5182 Aluminum vs. Grade 19 Titanium

5182 aluminum belongs to the aluminum alloys classification, while grade 19 titanium belongs to the titanium 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.

For each property being compared, the top bar is 5182 aluminum and the bottom bar is grade 19 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
120
Elongation at Break, % 1.1 to 12
5.6 to 17
Fatigue Strength, MPa 100 to 130
550 to 620
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
47
Shear Strength, MPa 170 to 240
550 to 750
Tensile Strength: Ultimate (UTS), MPa 280 to 420
890 to 1300
Tensile Strength: Yield (Proof), MPa 130 to 360
870 to 1170

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 180
370
Melting Completion (Liquidus), °C 640
1660
Melting Onset (Solidus), °C 590
1600
Specific Heat Capacity, J/kg-K 900
520
Thermal Conductivity, W/m-K 130
6.2
Thermal Expansion, µm/m-K 24
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
45
Density, g/cm3 2.7
5.0
Embodied Carbon, kg CO2/kg material 8.9
47
Embodied Energy, MJ/kg 150
760
Embodied Water, L/kg 1180
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6 to 49
70 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 950
3040 to 5530
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
33
Strength to Weight: Axial, points 29 to 44
49 to 72
Strength to Weight: Bending, points 36 to 47
41 to 53
Thermal Diffusivity, mm2/s 53
2.4
Thermal Shock Resistance, points 12 to 19
57 to 83

Alloy Composition

Aluminum (Al), % 93.2 to 95.8
3.0 to 4.0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0 to 0.1
5.5 to 6.5
Copper (Cu), % 0 to 0.15
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0 to 0.35
0 to 0.3
Magnesium (Mg), % 4.0 to 5.0
0
Manganese (Mn), % 0.2 to 0.5
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.1
71.1 to 77
Vanadium (V), % 0
7.5 to 8.5
Zinc (Zn), % 0 to 0.25
0
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4

Comparable Variants