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SAE-AISI F2 Steel vs. Grade 3 Titanium

SAE-AISI F2 steel belongs to the iron alloys classification, while grade 3 titanium belongs to the titanium alloys. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI F2 steel and the bottom bar is grade 3 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
39
Tensile Strength: Ultimate (UTS), MPa 710 to 2360
510

Thermal Properties

Latent Heat of Fusion, J/g 250
420
Melting Completion (Liquidus), °C 1520
1660
Melting Onset (Solidus), °C 1470
1610
Specific Heat Capacity, J/kg-K 460
540
Thermal Conductivity, W/m-K 42
21
Thermal Expansion, µm/m-K 13
9.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.7
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 10
37
Density, g/cm3 8.1
4.5
Embodied Carbon, kg CO2/kg material 2.3
31
Embodied Energy, MJ/kg 32
510
Embodied Water, L/kg 50
110

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 24 to 81
32
Strength to Weight: Bending, points 22 to 49
32
Thermal Diffusivity, mm2/s 11
8.6
Thermal Shock Resistance, points 21 to 71
37

Alloy Composition

Carbon (C), % 1.2 to 1.4
0 to 0.080
Chromium (Cr), % 0.2 to 0.4
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 92.6 to 95.4
0 to 0.3
Manganese (Mn), % 0.1 to 0.5
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.35
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.1 to 0.5
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
98.8 to 100
Tungsten (W), % 3.0 to 4.5
0
Residuals, % 0
0 to 0.4