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5042 Aluminum vs. Grade 37 Titanium

5042 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 (1, in this case) are not shown.

For each property being compared, the top bar is 5042 aluminum and the bottom bar is grade 37 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
110
Elongation at Break, % 1.1 to 3.4
22
Fatigue Strength, MPa 97 to 120
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Shear Strength, MPa 200
240
Tensile Strength: Ultimate (UTS), MPa 340 to 360
390
Tensile Strength: Yield (Proof), MPa 270 to 310
250

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 180
310
Melting Completion (Liquidus), °C 640
1650
Melting Onset (Solidus), °C 570
1600
Specific Heat Capacity, J/kg-K 900
550
Thermal Conductivity, W/m-K 130
21
Thermal Expansion, µm/m-K 24
8.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 110
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 1180
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.6 to 12
76
Resilience: Unit (Modulus of Resilience), kJ/m3 550 to 720
280
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 35 to 37
24
Strength to Weight: Bending, points 40 to 42
26
Thermal Diffusivity, mm2/s 53
8.4
Thermal Shock Resistance, points 15 to 16
29

Alloy Composition

Aluminum (Al), % 94.2 to 96.8
1.0 to 2.0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.15
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.35
0 to 0.3
Magnesium (Mg), % 3.0 to 4.0
0
Manganese (Mn), % 0.2 to 0.5
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.25
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.1
96.9 to 99
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0
0 to 0.4