Titanium 15-3-3-3 vs. SAE-AISI 9310 Steel
Titanium 15-3-3-3 belongs to the titanium alloys classification, while SAE-AISI 9310 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is titanium 15-3-3-3 and the bottom bar is SAE-AISI 9310 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 190 |
| Elongation at Break, % | 5.7 to 8.0 | |
| 17 to 19 |
| Fatigue Strength, MPa | 610 to 710 | |
| 300 to 390 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 39 | |
| 73 |
| Shear Strength, MPa | 660 to 810 | |
| 510 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 1120 to 1390 | |
| 820 to 910 |
| Tensile Strength: Yield (Proof), MPa | 1100 to 1340 | |
| 450 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 390 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 430 | |
| 440 |
| Melting Completion (Liquidus), °C | 1620 | |
| 1460 |
| Melting Onset (Solidus), °C | 1560 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 470 |
| Thermal Conductivity, W/m-K | 8.1 | |
| 48 |
| Thermal Expansion, µm/m-K | 9.8 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.2 | |
| 7.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.3 | |
| 8.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 40 | |
| 4.4 |
| Density, g/cm3 | 4.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 59 | |
| 1.8 |
| Embodied Energy, MJ/kg | 950 | |
| 24 |
| Embodied Water, L/kg | 260 | |
| 57 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 78 to 89 | |
| 120 to 150 |
| Stiffness to Weight: Axial, points | 12 | |
| 13 |
| Stiffness to Weight: Bending, points | 32 | |
| 24 |
| Strength to Weight: Axial, points | 64 to 80 | |
| 29 to 32 |
| Strength to Weight: Bending, points | 50 to 57 | |
| 25 to 27 |
| Thermal Diffusivity, mm2/s | 3.2 | |
| 13 |
| Thermal Shock Resistance, points | 79 to 98 | |
| 24 to 27 |
Alloy Composition
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| Aluminum (Al), % | 2.5 to 3.5 | |
| 0 |
| Carbon (C), % | 0 to 0.050 | |
| 0.080 to 0.13 |
| Chromium (Cr), % | 2.5 to 3.5 | |
| 1.0 to 1.4 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.25 | |
| 93.8 to 95.2 |
| Manganese (Mn), % | 0 | |
| 0.45 to 0.65 |
| Molybdenum (Mo), % | 0 | |
| 0.080 to 0.15 |
| Nickel (Ni), % | 0 | |
| 3.0 to 3.5 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Oxygen (O), % | 0 to 0.13 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.015 |
| Silicon (Si), % | 0 | |
| 0.2 to 0.35 |
| Sulfur (S), % | 0 | |
| 0 to 0.012 |
| Tin (Sn), % | 2.5 to 3.5 | |
| 0 |
| Titanium (Ti), % | 72.6 to 78.5 | |
| 0 |
| Vanadium (V), % | 14 to 16 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |