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Titanium 6-2-4-2 vs. SAE-AISI P4 Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while SAE-AISI P4 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is titanium 6-2-4-2 and the bottom bar is SAE-AISI P4 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
74
Tensile Strength: Ultimate (UTS), MPa 950
390 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 400
260
Melting Completion (Liquidus), °C 1590
1460
Melting Onset (Solidus), °C 1540
1420
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 6.9
41
Thermal Expansion, µm/m-K 9.5
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 0.9
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 42
4.4
Density, g/cm3 4.6
7.8
Embodied Carbon, kg CO2/kg material 32
1.8
Embodied Energy, MJ/kg 520
23
Embodied Water, L/kg 210
68

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
24
Strength to Weight: Axial, points 57
14 to 70
Strength to Weight: Bending, points 46
15 to 45
Thermal Diffusivity, mm2/s 2.8
11
Thermal Shock Resistance, points 67
13 to 64

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.050
0 to 0.12
Chromium (Cr), % 0
4.0 to 5.3
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
92.3 to 95.3
Manganese (Mn), % 0
0.2 to 0.6
Molybdenum (Mo), % 1.8 to 2.2
0.4 to 1.0
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.060 to 0.12
0.1 to 0.4
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0
Zirconium (Zr), % 3.6 to 4.4
0
Residuals, % 0 to 0.4
0