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Grade 23 Titanium vs. SAE-AISI F2 Steel

Grade 23 titanium belongs to the titanium alloys classification, while SAE-AISI F2 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is grade 23 titanium and the bottom bar is SAE-AISI F2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 930 to 940
710 to 2360

Thermal Properties

Latent Heat of Fusion, J/g 410
250
Melting Completion (Liquidus), °C 1610
1520
Melting Onset (Solidus), °C 1560
1470
Specific Heat Capacity, J/kg-K 560
460
Thermal Conductivity, W/m-K 7.1
42
Thermal Expansion, µm/m-K 9.4
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 36
10
Density, g/cm3 4.4
8.1
Embodied Carbon, kg CO2/kg material 38
2.3
Embodied Energy, MJ/kg 610
32
Embodied Water, L/kg 200
50

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 58 to 59
24 to 81
Strength to Weight: Bending, points 48
22 to 49
Thermal Diffusivity, mm2/s 2.9
11
Thermal Shock Resistance, points 67 to 68
21 to 71

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
1.2 to 1.4
Chromium (Cr), % 0
0.2 to 0.4
Hydrogen (H), % 0 to 0.013
0
Iron (Fe), % 0 to 0.25
92.6 to 95.4
Manganese (Mn), % 0
0.1 to 0.5
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.13
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.1 to 0.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.1 to 91
0
Tungsten (W), % 0
3.0 to 4.5
Vanadium (V), % 3.5 to 4.5
0
Residuals, % 0 to 0.4
0

Comparable Variants