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3004 Aluminum vs. R56401 Titanium

3004 aluminum belongs to the aluminum alloys classification, while R56401 titanium belongs to the titanium alloys. There are 30 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 R56401 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
110
Elongation at Break, % 1.1 to 19
9.1
Fatigue Strength, MPa 55 to 120
480
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
40
Shear Strength, MPa 100 to 180
560
Tensile Strength: Ultimate (UTS), MPa 170 to 310
940
Tensile Strength: Yield (Proof), MPa 68 to 270
850

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 180
340
Melting Completion (Liquidus), °C 650
1610
Melting Onset (Solidus), °C 630
1560
Specific Heat Capacity, J/kg-K 900
560
Thermal Conductivity, W/m-K 160
7.1
Thermal Expansion, µm/m-K 24
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 140
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
36
Density, g/cm3 2.8
4.5
Embodied Carbon, kg CO2/kg material 8.3
38
Embodied Energy, MJ/kg 150
610
Embodied Water, L/kg 1180
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.2 to 27
83
Resilience: Unit (Modulus of Resilience), kJ/m3 33 to 540
3440
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
35
Strength to Weight: Axial, points 18 to 31
59
Strength to Weight: Bending, points 25 to 37
48
Thermal Diffusivity, mm2/s 65
2.9
Thermal Shock Resistance, points 7.6 to 13
67

Alloy Composition

Aluminum (Al), % 95.6 to 98.2
5.5 to 6.5
Carbon (C), % 0
0 to 0.080
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.012
Iron (Fe), % 0 to 0.7
0 to 0.25
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 0.13
Silicon (Si), % 0 to 0.3
0
Titanium (Ti), % 0
88.5 to 91
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0 to 0.15
0