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3004 Aluminum vs. Grade 3 Titanium

3004 aluminum belongs to the aluminum alloys classification, while grade 3 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 3004 aluminum and the bottom bar is grade 3 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 45 to 83
170
Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 1.1 to 19
21
Fatigue Strength, MPa 55 to 120
300
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
39
Shear Strength, MPa 100 to 180
320
Tensile Strength: Ultimate (UTS), MPa 170 to 310
510
Tensile Strength: Yield (Proof), MPa 68 to 270
440

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 630
1610
Specific Heat Capacity, J/kg-K 900
540
Thermal Conductivity, W/m-K 160
21
Thermal Expansion, µm/m-K 24
9.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 140
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
37
Density, g/cm3 2.8
4.5
Embodied Carbon, kg CO2/kg material 8.3
31
Embodied Energy, MJ/kg 150
510
Embodied Water, L/kg 1180
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.2 to 27
100
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 540
910
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 18 to 31
32
Strength to Weight: Bending, points 25 to 37
32
Thermal Diffusivity, mm2/s 65
8.6
Thermal Shock Resistance, points 7.6 to 13
37

Alloy Composition

Aluminum (Al), % 95.6 to 98.2
0
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 0 to 0.7
0 to 0.3
Magnesium (Mg), % 0.8 to 1.3
0
Manganese (Mn), % 1.0 to 1.5
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.35
Silicon (Si), % 0 to 0.3
0
Titanium (Ti), % 0
98.8 to 100
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0
0 to 0.4