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336.0 Aluminum vs. Grade 20 Titanium

336.0 aluminum belongs to the aluminum alloys classification, while grade 20 titanium belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is 336.0 aluminum and the bottom bar is grade 20 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 75
120
Elongation at Break, % 0.5
5.7 to 17
Fatigue Strength, MPa 80 to 93
550 to 630
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 28
47
Shear Strength, MPa 190 to 250
560 to 740
Tensile Strength: Ultimate (UTS), MPa 250 to 320
900 to 1270
Tensile Strength: Yield (Proof), MPa 190 to 300
850 to 1190

Thermal Properties

Latent Heat of Fusion, J/g 570
400
Maximum Temperature: Mechanical, °C 210
370
Melting Completion (Liquidus), °C 570
1660
Melting Onset (Solidus), °C 540
1600
Specific Heat Capacity, J/kg-K 890
520
Thermal Expansion, µm/m-K 19
9.6

Otherwise Unclassified Properties

Density, g/cm3 2.8
5.0
Embodied Carbon, kg CO2/kg material 7.9
52
Embodied Energy, MJ/kg 140
860
Embodied Water, L/kg 1010
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.1 to 1.6
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 580
2940 to 5760
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 51
33
Strength to Weight: Axial, points 25 to 32
50 to 70
Strength to Weight: Bending, points 32 to 38
41 to 52
Thermal Shock Resistance, points 12 to 16
55 to 77

Alloy Composition

Aluminum (Al), % 79.1 to 85.8
3.0 to 4.0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
5.5 to 6.5
Copper (Cu), % 0.5 to 1.5
0
Hydrogen (H), % 0
0 to 0.020
Iron (Fe), % 0 to 1.2
0 to 0.3
Magnesium (Mg), % 0.7 to 1.3
0
Manganese (Mn), % 0 to 0.35
0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 2.0 to 3.0
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.12
Palladium (Pd), % 0
0.040 to 0.080
Silicon (Si), % 11 to 13
0
Titanium (Ti), % 0 to 0.25
71 to 77
Vanadium (V), % 0
7.5 to 8.5
Zinc (Zn), % 0 to 0.35
0
Zirconium (Zr), % 0
3.5 to 4.5
Residuals, % 0
0 to 0.4

Comparable Variants