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Grade 1 Titanium vs. 6070 Aluminum

Grade 1 titanium belongs to the titanium alloys classification, while 6070 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is grade 1 titanium and the bottom bar is 6070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 28
5.6 to 8.6
Fatigue Strength, MPa 170
95 to 130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 39
26
Shear Strength, MPa 200
220 to 240
Tensile Strength: Ultimate (UTS), MPa 310
370 to 380
Tensile Strength: Yield (Proof), MPa 220
350

Thermal Properties

Latent Heat of Fusion, J/g 420
410
Maximum Temperature: Mechanical, °C 320
160
Melting Completion (Liquidus), °C 1660
650
Melting Onset (Solidus), °C 1610
570
Specific Heat Capacity, J/kg-K 540
900
Thermal Conductivity, W/m-K 20
160
Thermal Expansion, µm/m-K 8.8
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
41
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
140

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.7
Embodied Carbon, kg CO2/kg material 31
8.3
Embodied Energy, MJ/kg 510
150
Embodied Water, L/kg 110
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
20 to 32
Resilience: Unit (Modulus of Resilience), kJ/m3 230
880 to 900
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
50
Strength to Weight: Axial, points 19
38
Strength to Weight: Bending, points 23
42 to 43
Thermal Diffusivity, mm2/s 8.2
65
Thermal Shock Resistance, points 24
16 to 17

Alloy Composition

Aluminum (Al), % 0
94.6 to 98
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0
0.15 to 0.4
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.5
Magnesium (Mg), % 0
0.5 to 1.2
Manganese (Mn), % 0
0.4 to 1.0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Silicon (Si), % 0
1.0 to 1.7
Titanium (Ti), % 99.095 to 100
0 to 0.15
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0
0 to 0.15