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Titanium 6-5-0.5 vs. EN AC-42100 Aluminum

Titanium 6-5-0.5 belongs to the titanium alloys classification, while EN AC-42100 aluminum belongs to the aluminum 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 titanium 6-5-0.5 and the bottom bar is EN AC-42100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
70
Elongation at Break, % 6.7
3.4 to 9.0
Fatigue Strength, MPa 530
76 to 82
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Tensile Strength: Ultimate (UTS), MPa 1080
280 to 290
Tensile Strength: Yield (Proof), MPa 990
210 to 230

Thermal Properties

Latent Heat of Fusion, J/g 410
500
Maximum Temperature: Mechanical, °C 300
170
Melting Completion (Liquidus), °C 1610
610
Melting Onset (Solidus), °C 1560
600
Specific Heat Capacity, J/kg-K 550
910
Thermal Conductivity, W/m-K 4.2
150
Thermal Expansion, µm/m-K 9.4
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
41
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
140

Otherwise Unclassified Properties

Base Metal Price, % relative 41
9.5
Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 33
8.0
Embodied Energy, MJ/kg 540
150
Embodied Water, L/kg 180
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
9.1 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
300 to 370
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
53
Strength to Weight: Axial, points 67
30 to 31
Strength to Weight: Bending, points 52
37 to 38
Thermal Diffusivity, mm2/s 1.7
66
Thermal Shock Resistance, points 79
13

Alloy Composition


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Aluminum (Al), % 5.7 to 6.3
91.3 to 93.3
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.19
Magnesium (Mg), % 0
0.25 to 0.45
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0.25 to 0.75
0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.19
0
Silicon (Si), % 0 to 0.4
6.5 to 7.5
Titanium (Ti), % 85.6 to 90.1
0 to 0.25
Zinc (Zn), % 0
0 to 0.070
Zirconium (Zr), % 4.0 to 6.0
0
Residuals, % 0 to 0.4
0 to 0.1