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1070A Aluminum vs. Grade Ti-Pd18 Titanium

1070A 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 (3, in this case) are not shown.

For each property being compared, the top bar is 1070A aluminum and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 18 to 40
320
Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 2.3 to 33
17
Fatigue Strength, MPa 17 to 51
350
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 68 to 140
710
Tensile Strength: Yield (Proof), MPa 17 to 120
540

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 170
330
Melting Completion (Liquidus), °C 640
1640
Melting Onset (Solidus), °C 640
1590
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 230
8.2
Thermal Expansion, µm/m-K 23
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 200
2.7

Otherwise Unclassified Properties

Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.2
41
Embodied Energy, MJ/kg 150
670
Embodied Water, L/kg 1200
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.0 to 18
110
Resilience: Unit (Modulus of Resilience), kJ/m3 2.1 to 100
1380
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 7.0 to 14
44
Strength to Weight: Bending, points 14 to 22
39
Thermal Diffusivity, mm2/s 94
3.3
Thermal Shock Resistance, points 3.1 to 6.3
52

Alloy Composition

Aluminum (Al), % 99.7 to 100
2.5 to 3.5
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 0 to 0.030
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.25
0 to 0.25
Magnesium (Mg), % 0 to 0.030
0
Manganese (Mn), % 0 to 0.030
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.030
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.070
0
Residuals, % 0
0 to 0.4