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Grade Ti-Pd18 Titanium vs. EN AC-45000 Aluminum

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while EN AC-45000 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade Ti-Pd18 titanium and the bottom bar is EN AC-45000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 320
77
Elastic (Young's, Tensile) Modulus, GPa 110
73
Elongation at Break, % 17
1.1
Fatigue Strength, MPa 350
75
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 710
180
Tensile Strength: Yield (Proof), MPa 540
110

Thermal Properties

Latent Heat of Fusion, J/g 410
470
Maximum Temperature: Mechanical, °C 330
180
Melting Completion (Liquidus), °C 1640
640
Melting Onset (Solidus), °C 1590
520
Specific Heat Capacity, J/kg-K 550
870
Thermal Conductivity, W/m-K 8.2
120
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
81

Otherwise Unclassified Properties

Density, g/cm3 4.5
3.0
Embodied Carbon, kg CO2/kg material 41
7.7
Embodied Energy, MJ/kg 670
140
Embodied Water, L/kg 270
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
1.7
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
80
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
47
Strength to Weight: Axial, points 44
17
Strength to Weight: Bending, points 39
24
Thermal Diffusivity, mm2/s 3.3
47
Thermal Shock Resistance, points 52
8.0

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
82.2 to 91.8
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 0
3.0 to 5.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 1.0
Lead (Pb), % 0
0 to 0.3
Magnesium (Mg), % 0
0 to 0.55
Manganese (Mn), % 0
0.2 to 0.65
Nickel (Ni), % 0 to 0.050
0 to 0.45
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Silicon (Si), % 0
5.0 to 7.0
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 92.5 to 95.5
0 to 0.25
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
0 to 2.0
Residuals, % 0
0 to 0.35