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295.0 Aluminum vs. Grade Ti-Pd18 Titanium

295.0 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 (4, in this case) are not shown.

For each property being compared, the top bar is 295.0 aluminum and the bottom bar is grade Ti-Pd18 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60 to 93
320
Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 2.0 to 7.2
17
Fatigue Strength, MPa 44 to 55
350
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 230 to 280
710
Tensile Strength: Yield (Proof), MPa 100 to 220
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 530
1590
Specific Heat Capacity, J/kg-K 880
550
Thermal Conductivity, W/m-K 140
8.2
Thermal Expansion, µm/m-K 23
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.7

Otherwise Unclassified Properties

Density, g/cm3 3.0
4.5
Embodied Carbon, kg CO2/kg material 7.9
41
Embodied Energy, MJ/kg 150
670
Embodied Water, L/kg 1140
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.2 to 13
110
Resilience: Unit (Modulus of Resilience), kJ/m3 77 to 340
1380
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
35
Strength to Weight: Axial, points 21 to 26
44
Strength to Weight: Bending, points 27 to 32
39
Thermal Diffusivity, mm2/s 54
3.3
Thermal Shock Resistance, points 9.8 to 12
52

Alloy Composition

Aluminum (Al), % 91.4 to 95.3
2.5 to 3.5
Carbon (C), % 0
0 to 0.1
Copper (Cu), % 4.0 to 5.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.0
0 to 0.25
Magnesium (Mg), % 0 to 0.030
0
Manganese (Mn), % 0 to 0.35
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), % 0.7 to 1.5
0
Titanium (Ti), % 0 to 0.25
92.5 to 95.5
Vanadium (V), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.35
0
Residuals, % 0
0 to 0.4