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Grade 15 Titanium vs. 6262 Aluminum

Grade 15 titanium belongs to the titanium alloys classification, while 6262 aluminum belongs to the aluminum 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 grade 15 titanium and the bottom bar is 6262 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
68
Elongation at Break, % 20
4.6 to 10
Fatigue Strength, MPa 290
90 to 110
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
26
Shear Strength, MPa 340
170 to 240
Tensile Strength: Ultimate (UTS), MPa 540
290 to 390
Tensile Strength: Yield (Proof), MPa 430
270 to 360

Thermal Properties

Latent Heat of Fusion, J/g 420
400
Maximum Temperature: Mechanical, °C 320
160
Melting Completion (Liquidus), °C 1660
650
Melting Onset (Solidus), °C 1610
580
Specific Heat Capacity, J/kg-K 540
890
Thermal Conductivity, W/m-K 21
170
Thermal Expansion, µm/m-K 8.7
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.4
44
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
140

Otherwise Unclassified Properties

Base Metal Price, % relative 37
10
Density, g/cm3 4.5
2.8
Embodied Carbon, kg CO2/kg material 32
8.3
Embodied Energy, MJ/kg 520
150
Embodied Water, L/kg 210
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
17 to 31
Resilience: Unit (Modulus of Resilience), kJ/m3 870
530 to 940
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
48
Strength to Weight: Axial, points 33
29 to 39
Strength to Weight: Bending, points 33
35 to 42
Thermal Diffusivity, mm2/s 8.4
69
Thermal Shock Resistance, points 41
13 to 18

Alloy Composition

Aluminum (Al), % 0
94.7 to 97.8
Bismuth (Bi), % 0
0.4 to 0.7
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0.040 to 0.14
Copper (Cu), % 0
0.15 to 0.4
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
0 to 0.7
Lead (Pb), % 0
0.4 to 0.7
Magnesium (Mg), % 0
0.8 to 1.2
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0.4 to 0.6
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Ruthenium (Ru), % 0.040 to 0.060
0
Silicon (Si), % 0
0.4 to 0.8
Titanium (Ti), % 98.2 to 99.56
0 to 0.15
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.15