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Grade Ti-Pd8A Titanium vs. EN AC-45400 Aluminum

Grade Ti-Pd8A titanium belongs to the titanium alloys classification, while EN AC-45400 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-Pd8A titanium and the bottom bar is EN AC-45400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
86
Elastic (Young's, Tensile) Modulus, GPa 110
72
Elongation at Break, % 13
6.7
Fatigue Strength, MPa 260
55
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
27
Tensile Strength: Ultimate (UTS), MPa 500
260
Tensile Strength: Yield (Proof), MPa 430
130

Thermal Properties

Latent Heat of Fusion, J/g 420
470
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
630
Melting Onset (Solidus), °C 1610
560
Specific Heat Capacity, J/kg-K 540
880
Thermal Conductivity, W/m-K 21
140
Thermal Expansion, µm/m-K 8.7
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.5
30
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
95

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.8
Embodied Carbon, kg CO2/kg material 49
7.8
Embodied Energy, MJ/kg 840
150
Embodied Water, L/kg 520
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
14
Resilience: Unit (Modulus of Resilience), kJ/m3 880
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
49
Strength to Weight: Axial, points 31
25
Strength to Weight: Bending, points 31
32
Thermal Diffusivity, mm2/s 8.6
54
Thermal Shock Resistance, points 39
12

Alloy Composition


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Aluminum (Al), % 0
88.4 to 92.9
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
2.6 to 3.6
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
0 to 0.6
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0
0 to 0.55
Nickel (Ni), % 0 to 0.050
0 to 0.1
Oxygen (O), % 0 to 0.4
0
Palladium (Pd), % 0.12 to 0.3
0
Silicon (Si), % 0
4.5 to 6.0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 98.8 to 99.9
0 to 0.25
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0 to 0.4
0 to 0.15