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SAE-AISI P5 Steel vs. Titanium 6-2-4-2

SAE-AISI P5 steel belongs to the iron alloys classification, while titanium 6-2-4-2 belongs to the titanium 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 SAE-AISI P5 steel and the bottom bar is titanium 6-2-4-2.

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
40
Tensile Strength: Ultimate (UTS), MPa 370 to 1980
950

Thermal Properties

Latent Heat of Fusion, J/g 250
400
Melting Completion (Liquidus), °C 1460
1590
Melting Onset (Solidus), °C 1420
1540
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 45
6.9
Thermal Expansion, µm/m-K 12
9.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
0.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
1.8

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
42
Density, g/cm3 7.8
4.6
Embodied Carbon, kg CO2/kg material 1.5
32
Embodied Energy, MJ/kg 20
520
Embodied Water, L/kg 56
210

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
34
Strength to Weight: Axial, points 13 to 70
57
Strength to Weight: Bending, points 15 to 45
46
Thermal Diffusivity, mm2/s 12
2.8
Thermal Shock Resistance, points 12 to 65
67

Alloy Composition

Aluminum (Al), % 0
5.5 to 6.5
Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 2.0 to 2.5
0
Copper (Cu), % 0 to 0.25
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 95.7 to 97.8
0 to 0.25
Manganese (Mn), % 0.2 to 0.6
0
Molybdenum (Mo), % 0
1.8 to 2.2
Nickel (Ni), % 0 to 0.35
0
Nitrogen (N), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.4
0.060 to 0.12
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.8 to 2.2
Titanium (Ti), % 0
83.7 to 87.2
Zirconium (Zr), % 0
3.6 to 4.4
Residuals, % 0
0 to 0.4