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5154A Aluminum vs. Grade 25 Titanium

5154A aluminum belongs to the aluminum alloys classification, while grade 25 titanium 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 5154A aluminum and the bottom bar is grade 25 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 1.1 to 19
11
Fatigue Strength, MPa 83 to 160
550
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Shear Strength, MPa 140 to 210
600
Tensile Strength: Ultimate (UTS), MPa 230 to 370
1000
Tensile Strength: Yield (Proof), MPa 96 to 320
940

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 190
340
Melting Completion (Liquidus), °C 650
1610
Melting Onset (Solidus), °C 600
1560
Specific Heat Capacity, J/kg-K 900
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

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.8
43
Embodied Energy, MJ/kg 150
700
Embodied Water, L/kg 1180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.0 to 36
110
Resilience: Unit (Modulus of Resilience), kJ/m3 68 to 760
4220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 24 to 38
62
Strength to Weight: Bending, points 31 to 43
50
Thermal Diffusivity, mm2/s 53
2.8
Thermal Shock Resistance, points 10 to 16
71

Alloy Composition

Aluminum (Al), % 93.7 to 96.9
5.5 to 6.8
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.1
0
Hydrogen (H), % 0
0 to 0.013
Iron (Fe), % 0 to 0.5
0 to 0.4
Magnesium (Mg), % 3.1 to 3.9
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0
0.3 to 0.8
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.2
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0 to 0.5
0
Titanium (Ti), % 0 to 0.2
86.7 to 90.6
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0
0 to 0.4