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Grade C-5 Titanium vs. 1070A Aluminum

Grade C-5 titanium belongs to the titanium alloys classification, while 1070A 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 C-5 titanium and the bottom bar is 1070A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 310
18 to 40
Elastic (Young's, Tensile) Modulus, GPa 110
68
Elongation at Break, % 6.7
2.3 to 33
Fatigue Strength, MPa 510
17 to 51
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
26
Tensile Strength: Ultimate (UTS), MPa 1000
68 to 140
Tensile Strength: Yield (Proof), MPa 940
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 340
170
Melting Completion (Liquidus), °C 1610
640
Melting Onset (Solidus), °C 1560
640
Specific Heat Capacity, J/kg-K 560
900
Thermal Conductivity, W/m-K 7.1
230
Thermal Expansion, µm/m-K 9.6
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
60
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
200

Otherwise Unclassified Properties

Base Metal Price, % relative 36
9.0
Density, g/cm3 4.4
2.7
Embodied Carbon, kg CO2/kg material 38
8.2
Embodied Energy, MJ/kg 610
150
Embodied Water, L/kg 200
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
3.0 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 4200
2.1 to 100
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
50
Strength to Weight: Axial, points 63
7.0 to 14
Strength to Weight: Bending, points 50
14 to 22
Thermal Diffusivity, mm2/s 2.9
94
Thermal Shock Resistance, points 71
3.1 to 6.3

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
99.7 to 100
Carbon (C), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.030
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
0 to 0.25
Magnesium (Mg), % 0
0 to 0.030
Manganese (Mn), % 0
0 to 0.030
Nickel (Ni), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0
Silicon (Si), % 0
0 to 0.2
Titanium (Ti), % 87.5 to 91
0 to 0.030
Vanadium (V), % 3.5 to 4.5
0
Zinc (Zn), % 0
0 to 0.070
Residuals, % 0 to 0.4
0