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512.0 Aluminum vs. Grade 37 Titanium

512.0 aluminum belongs to the aluminum alloys classification, while grade 37 titanium belongs to the titanium 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 512.0 aluminum and the bottom bar is grade 37 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
110
Elongation at Break, % 2.0
22
Fatigue Strength, MPa 58
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Tensile Strength: Ultimate (UTS), MPa 130
390
Tensile Strength: Yield (Proof), MPa 83
250

Thermal Properties

Latent Heat of Fusion, J/g 420
420
Maximum Temperature: Mechanical, °C 180
310
Melting Completion (Liquidus), °C 630
1650
Melting Onset (Solidus), °C 590
1600
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 150
21
Thermal Expansion, µm/m-K 23
8.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 130
6.8

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.7
4.5
Embodied Carbon, kg CO2/kg material 8.8
31
Embodied Energy, MJ/kg 150
500
Embodied Water, L/kg 1160
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
76
Resilience: Unit (Modulus of Resilience), kJ/m3 50
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
35
Strength to Weight: Axial, points 14
24
Strength to Weight: Bending, points 22
26
Thermal Diffusivity, mm2/s 60
8.4
Thermal Shock Resistance, points 6.1
29

Alloy Composition

Aluminum (Al), % 90.6 to 95.1
1.0 to 2.0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.35
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.6
0 to 0.3
Magnesium (Mg), % 3.5 to 4.5
0
Manganese (Mn), % 0 to 0.8
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Silicon (Si), % 1.4 to 2.2
0
Titanium (Ti), % 0 to 0.25
96.9 to 99
Zinc (Zn), % 0 to 0.35
0
Residuals, % 0
0 to 0.4