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Grade 1 Titanium vs. EN AC-42000 Aluminum

Grade 1 titanium belongs to the titanium alloys classification, while EN AC-42000 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 EN AC-42000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
59 to 91
Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 28
1.1 to 2.4
Fatigue Strength, MPa 170
67 to 76
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 39
26
Tensile Strength: Ultimate (UTS), MPa 310
170 to 270
Tensile Strength: Yield (Proof), MPa 220
95 to 230

Thermal Properties

Latent Heat of Fusion, J/g 420
500
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1660
610
Melting Onset (Solidus), °C 1610
600
Specific Heat Capacity, J/kg-K 540
900
Thermal Conductivity, W/m-K 20
160
Thermal Expansion, µm/m-K 8.8
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
38
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
130

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 31
8.0
Embodied Energy, MJ/kg 510
150
Embodied Water, L/kg 110
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
2.8 to 5.7
Resilience: Unit (Modulus of Resilience), kJ/m3 230
64 to 370
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
53
Strength to Weight: Axial, points 19
18 to 28
Strength to Weight: Bending, points 23
26 to 35
Thermal Diffusivity, mm2/s 8.2
66
Thermal Shock Resistance, points 24
7.9 to 12

Alloy Composition

Aluminum (Al), % 0
89.9 to 93.3
Carbon (C), % 0 to 0.080
0
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
0 to 0.55
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 0
0.2 to 0.65
Manganese (Mn), % 0
0 to 0.35
Nickel (Ni), % 0
0 to 0.15
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.18
0
Silicon (Si), % 0
6.5 to 7.5
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 99.095 to 100
0 to 0.25
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.15