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333.0 Aluminum vs. Grade 37 Titanium

333.0 aluminum belongs to the aluminum alloys classification, while grade 37 titanium belongs to the titanium alloys. There are 30 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 333.0 aluminum and the bottom bar is grade 37 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
110
Elongation at Break, % 1.0 to 2.0
22
Fatigue Strength, MPa 83 to 100
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 28
40
Shear Strength, MPa 190 to 230
240
Tensile Strength: Ultimate (UTS), MPa 230 to 280
390
Tensile Strength: Yield (Proof), MPa 130 to 210
250

Thermal Properties

Latent Heat of Fusion, J/g 520
420
Maximum Temperature: Mechanical, °C 170
310
Melting Completion (Liquidus), °C 590
1650
Melting Onset (Solidus), °C 530
1600
Specific Heat Capacity, J/kg-K 880
550
Thermal Conductivity, W/m-K 100 to 140
21
Thermal Expansion, µm/m-K 21
8.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26 to 35
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 83 to 110
6.8

Otherwise Unclassified Properties

Base Metal Price, % relative 10
36
Density, g/cm3 2.8
4.5
Embodied Carbon, kg CO2/kg material 7.6
31
Embodied Energy, MJ/kg 140
500
Embodied Water, L/kg 1040
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.1 to 4.6
76
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 290
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
35
Strength to Weight: Axial, points 22 to 27
24
Strength to Weight: Bending, points 29 to 34
26
Thermal Diffusivity, mm2/s 42 to 57
8.4
Thermal Shock Resistance, points 11 to 13
29

Alloy Composition

Aluminum (Al), % 81.8 to 89
1.0 to 2.0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 3.0 to 4.0
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 1.0
0 to 0.3
Magnesium (Mg), % 0.050 to 0.5
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Silicon (Si), % 8.0 to 10
0
Titanium (Ti), % 0 to 0.25
96.9 to 99
Zinc (Zn), % 0 to 1.0
0
Residuals, % 0
0 to 0.4