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SAE-AISI L3 Steel vs. Grade Ti-Pd18 Titanium

SAE-AISI L3 steel belongs to the iron alloys classification, while grade Ti-Pd18 titanium belongs to the titanium alloys. There are 22 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 L3 steel and the bottom bar is grade Ti-Pd18 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 72
40
Tensile Strength: Ultimate (UTS), MPa 600 to 2250
710

Thermal Properties

Latent Heat of Fusion, J/g 250
410
Melting Completion (Liquidus), °C 1450
1640
Melting Onset (Solidus), °C 1410
1590
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 43
8.2
Thermal Expansion, µm/m-K 13
9.1

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.7

Otherwise Unclassified Properties

Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 1.9
41
Embodied Energy, MJ/kg 27
670
Embodied Water, L/kg 53
270

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
35
Strength to Weight: Axial, points 21 to 80
44
Strength to Weight: Bending, points 20 to 49
39
Thermal Diffusivity, mm2/s 12
3.3
Thermal Shock Resistance, points 18 to 67
52

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.5
Carbon (C), % 1.0 to 1.1
0 to 0.1
Chromium (Cr), % 1.3 to 1.7
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 95.5 to 97.3
0 to 0.25
Manganese (Mn), % 0.25 to 0.8
0
Nickel (Ni), % 0
0 to 0.050
Oxygen (O), % 0
0 to 0.15
Palladium (Pd), % 0
0.040 to 0.080
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
92.5 to 95.5
Vanadium (V), % 0.1 to 0.3
2.0 to 3.0
Residuals, % 0
0 to 0.4