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206.0 Aluminum vs. Grade Ti-Pd18 Titanium

206.0 aluminum belongs to the aluminum alloys classification, while grade Ti-Pd18 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is 206.0 aluminum and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 95 to 110
320
Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 8.4 to 12
17
Fatigue Strength, MPa 88 to 210
350
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 330 to 440
710
Tensile Strength: Yield (Proof), MPa 190 to 350
540

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 170
330
Melting Completion (Liquidus), °C 650
1640
Melting Onset (Solidus), °C 570
1590
Specific Heat Capacity, J/kg-K 880
550
Thermal Conductivity, W/m-K 120
8.2
Thermal Expansion, µm/m-K 19
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 99
2.7

Otherwise Unclassified Properties

Density, g/cm3 3.0
4.5
Embodied Carbon, kg CO2/kg material 8.0
41
Embodied Energy, MJ/kg 150
670
Embodied Water, L/kg 1150
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 49
110
Resilience: Unit (Modulus of Resilience), kJ/m3 270 to 840
1380
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
35
Strength to Weight: Axial, points 30 to 40
44
Strength to Weight: Bending, points 35 to 42
39
Thermal Diffusivity, mm2/s 46
3.3
Thermal Shock Resistance, points 17 to 23
52

Alloy Composition

Aluminum (Al), % 93.3 to 95.3
2.5 to 3.5
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 4.2 to 5.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.15
0 to 0.25
Magnesium (Mg), % 0.15 to 0.35
0
Manganese (Mn), % 0.2 to 0.5
0
Nickel (Ni), % 0 to 0.050
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4