Grade Ti-Pd18 Titanium vs. SAE-AISI 1146 Steel
Grade Ti-Pd18 titanium belongs to the titanium alloys classification, while SAE-AISI 1146 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is grade Ti-Pd18 titanium and the bottom bar is SAE-AISI 1146 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 320 | |
190 to 200 |
Elastic (Young's, Tensile) Modulus, GPa | 110 | |
190 |
Elongation at Break, % | 17 | |
13 to 17 |
Fatigue Strength, MPa | 350 | |
240 to 400 |
Poisson's Ratio | 0.32 | |
0.29 |
Shear Modulus, GPa | 40 | |
72 |
Tensile Strength: Ultimate (UTS), MPa | 710 | |
670 to 730 |
Tensile Strength: Yield (Proof), MPa | 540 | |
360 to 630 |
Thermal Properties
Latent Heat of Fusion, J/g | 410 | |
250 |
Maximum Temperature: Mechanical, °C | 330 | |
400 |
Melting Completion (Liquidus), °C | 1640 | |
1460 |
Melting Onset (Solidus), °C | 1590 | |
1420 |
Specific Heat Capacity, J/kg-K | 550 | |
470 |
Thermal Conductivity, W/m-K | 8.2 | |
51 |
Thermal Expansion, µm/m-K | 9.1 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 1.4 | |
7.1 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
8.1 |
Otherwise Unclassified Properties
Density, g/cm3 | 4.5 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 41 | |
1.4 |
Embodied Energy, MJ/kg | 670 | |
18 |
Embodied Water, L/kg | 270 | |
46 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
93 to 97 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 1380 | |
340 to 1050 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 35 | |
24 |
Strength to Weight: Axial, points | 44 | |
24 to 26 |
Strength to Weight: Bending, points | 39 | |
22 to 23 |
Thermal Diffusivity, mm2/s | 3.3 | |
14 |
Thermal Shock Resistance, points | 52 | |
20 to 22 |
Alloy Composition
Aluminum (Al), % | 2.5 to 3.5 | |
0 |
Carbon (C), % | 0 to 0.1 | |
0.42 to 0.49 |
Hydrogen (H), % | 0 to 0.015 | |
0 |
Iron (Fe), % | 0 to 0.25 | |
98.3 to 98.8 |
Manganese (Mn), % | 0 | |
0.7 to 1.0 |
Nickel (Ni), % | 0 to 0.050 | |
0 |
Oxygen (O), % | 0 to 0.15 | |
0 |
Palladium (Pd), % | 0.040 to 0.080 | |
0 |
Phosphorus (P), % | 0 | |
0 to 0.040 |
Sulfur (S), % | 0 | |
0.080 to 0.13 |
Titanium (Ti), % | 92.5 to 95.5 | |
0 |
Vanadium (V), % | 2.0 to 3.0 | |
0 |
Residuals, % | 0 to 0.4 | |
0 |