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Grade Ti-Pd18 Titanium vs. 380.0 Aluminum

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while 380.0 aluminum belongs to the aluminum 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 grade Ti-Pd18 titanium and the bottom bar is 380.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 320
80
Elastic (Young's, Tensile) Modulus, GPa 110
74
Elongation at Break, % 17
3.0
Fatigue Strength, MPa 350
140
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
28
Tensile Strength: Ultimate (UTS), MPa 710
320
Tensile Strength: Yield (Proof), MPa 540
160

Thermal Properties

Latent Heat of Fusion, J/g 410
510
Maximum Temperature: Mechanical, °C 330
170
Melting Completion (Liquidus), °C 1640
590
Melting Onset (Solidus), °C 1590
540
Specific Heat Capacity, J/kg-K 550
870
Thermal Conductivity, W/m-K 8.2
100
Thermal Expansion, µm/m-K 9.1
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
83

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.9
Embodied Carbon, kg CO2/kg material 41
7.5
Embodied Energy, MJ/kg 670
140
Embodied Water, L/kg 270
1040

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
8.0
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
48
Strength to Weight: Axial, points 44
31
Strength to Weight: Bending, points 39
36
Thermal Diffusivity, mm2/s 3.3
40
Thermal Shock Resistance, points 52
14

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
79.6 to 89.5
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
3.0 to 4.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 2.0
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.050
0 to 0.5
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Silicon (Si), % 0
7.5 to 9.5
Tin (Sn), % 0
0 to 0.35
Titanium (Ti), % 92.5 to 95.5
0
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
0 to 3.0
Residuals, % 0
0 to 0.5