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EN AC-44200 Aluminum vs. Grade 20 Titanium

EN AC-44200 aluminum belongs to the aluminum alloys classification, while grade 20 titanium belongs to the titanium alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN AC-44200 aluminum and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
120
Elongation at Break, % 6.2
5.7 to 17
Fatigue Strength, MPa 63
550 to 630
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
47
Tensile Strength: Ultimate (UTS), MPa 180
900 to 1270
Tensile Strength: Yield (Proof), MPa 86
850 to 1190

Thermal Properties

Latent Heat of Fusion, J/g 570
400
Maximum Temperature: Mechanical, °C 170
370
Melting Completion (Liquidus), °C 590
1660
Melting Onset (Solidus), °C 580
1600
Specific Heat Capacity, J/kg-K 910
520
Thermal Expansion, µm/m-K 21
9.6

Otherwise Unclassified Properties

Density, g/cm3 2.5
5.0
Embodied Carbon, kg CO2/kg material 7.7
52
Embodied Energy, MJ/kg 140
860
Embodied Water, L/kg 1050
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.1
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 51
2940 to 5760
Stiffness to Weight: Axial, points 16
14
Stiffness to Weight: Bending, points 55
33
Strength to Weight: Axial, points 20
50 to 70
Strength to Weight: Bending, points 28
41 to 52
Thermal Shock Resistance, points 8.4
55 to 77

Alloy Composition

Aluminum (Al), % 85.2 to 89.5
3.0 to 4.0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
5.5 to 6.5
Copper (Cu), % 0 to 0.050
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0 to 0.55
0 to 0.3
Manganese (Mn), % 0 to 0.35
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 10.5 to 13.5
0
Titanium (Ti), % 0 to 0.15
71 to 77
Vanadium (V), % 0
7.5 to 8.5
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4