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3003 Aluminum vs. Grade 4 Titanium

3003 aluminum belongs to the aluminum alloys classification, while grade 4 titanium belongs to the titanium alloys. There are 31 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 3003 aluminum and the bottom bar is grade 4 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 28 to 65
200
Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 1.1 to 28
17
Fatigue Strength, MPa 39 to 90
340
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
41
Shear Strength, MPa 68 to 130
390
Tensile Strength: Ultimate (UTS), MPa 110 to 240
640
Tensile Strength: Yield (Proof), MPa 40 to 210
530

Thermal Properties

Latent Heat of Fusion, J/g 400
420
Maximum Temperature: Mechanical, °C 180
320
Melting Completion (Liquidus), °C 650
1660
Melting Onset (Solidus), °C 640
1610
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 180
19
Thermal Expansion, µm/m-K 23
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 44
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 140
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.8
4.5
Embodied Carbon, kg CO2/kg material 8.1
31
Embodied Energy, MJ/kg 150
500
Embodied Water, L/kg 1180
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 0.95 to 63
100
Resilience: Unit (Modulus of Resilience), kJ/m3 11 to 300
1330
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 11 to 24
40
Strength to Weight: Bending, points 18 to 30
37
Thermal Diffusivity, mm2/s 71
7.6
Thermal Shock Resistance, points 4.7 to 10
46

Alloy Composition

Aluminum (Al), % 96.8 to 99
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0.050 to 0.2
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.7
0 to 0.5
Manganese (Mn), % 1.0 to 1.5
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.4
Silicon (Si), % 0 to 0.6
0
Titanium (Ti), % 0
98.6 to 100
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0
0 to 0.4