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Grade Ti-Pd18 Titanium vs. EN AC-71100 Aluminum

Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while EN AC-71100 aluminum belongs to the aluminum alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, 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-71100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 320
110
Elastic (Young's, Tensile) Modulus, GPa 110
72
Elongation at Break, % 17
1.1
Fatigue Strength, MPa 350
150
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 710
260
Tensile Strength: Yield (Proof), MPa 540
230

Thermal Properties

Latent Heat of Fusion, J/g 410
490
Maximum Temperature: Mechanical, °C 330
170
Melting Completion (Liquidus), °C 1640
580
Melting Onset (Solidus), °C 1590
520
Specific Heat Capacity, J/kg-K 550
860
Thermal Expansion, µm/m-K 9.1
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
32
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
97

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.9
Embodied Carbon, kg CO2/kg material 41
7.4
Embodied Energy, MJ/kg 670
140
Embodied Water, L/kg 270
1010

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
2.8
Resilience: Unit (Modulus of Resilience), kJ/m3 1380
360
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
47
Strength to Weight: Axial, points 44
25
Strength to Weight: Bending, points 39
31
Thermal Shock Resistance, points 52
12

Alloy Composition

Aluminum (Al), % 2.5 to 3.5
78.7 to 83.3
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.1
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.3
Magnesium (Mg), % 0
0.2 to 0.5
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Palladium (Pd), % 0.040 to 0.080
0
Silicon (Si), % 0
7.5 to 9.5
Titanium (Ti), % 92.5 to 95.5
0 to 0.15
Vanadium (V), % 2.0 to 3.0
0
Zinc (Zn), % 0
9.0 to 10.5
Residuals, % 0
0 to 0.15