Grade 15 Titanium vs. SAE-AISI 1035 Steel
Grade 15 titanium belongs to the titanium alloys classification, while SAE-AISI 1035 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is grade 15 titanium and the bottom bar is SAE-AISI 1035 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 190 |
| Elongation at Break, % | 20 | |
| 13 to 21 |
| Fatigue Strength, MPa | 290 | |
| 210 to 340 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Reduction in Area, % | 28 | |
| 40 to 45 |
| Shear Modulus, GPa | 41 | |
| 73 |
| Shear Strength, MPa | 340 | |
| 360 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 570 to 620 |
| Tensile Strength: Yield (Proof), MPa | 430 | |
| 300 to 530 |
Thermal Properties
| Latent Heat of Fusion, J/g | 420 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 320 | |
| 400 |
| Melting Completion (Liquidus), °C | 1660 | |
| 1460 |
| Melting Onset (Solidus), °C | 1610 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 540 | |
| 470 |
| Thermal Conductivity, W/m-K | 21 | |
| 51 |
| Thermal Expansion, µm/m-K | 8.7 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.4 | |
| 7.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 6.7 | |
| 8.0 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 37 | |
| 1.8 |
| Density, g/cm3 | 4.5 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 32 | |
| 1.4 |
| Embodied Energy, MJ/kg | 520 | |
| 18 |
| Embodied Water, L/kg | 210 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 | |
| 79 to 99 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 870 | |
| 250 to 740 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 35 | |
| 24 |
| Strength to Weight: Axial, points | 33 | |
| 20 to 22 |
| Strength to Weight: Bending, points | 33 | |
| 19 to 21 |
| Thermal Diffusivity, mm2/s | 8.4 | |
| 14 |
| Thermal Shock Resistance, points | 41 | |
| 18 to 20 |
Alloy Composition
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| Carbon (C), % | 0 to 0.080 | |
| 0.32 to 0.38 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 98.6 to 99.08 |
| Manganese (Mn), % | 0 | |
| 0.6 to 0.9 |
| Nickel (Ni), % | 0.4 to 0.6 | |
| 0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Oxygen (O), % | 0 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Ruthenium (Ru), % | 0.040 to 0.060 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.050 |
| Titanium (Ti), % | 98.2 to 99.56 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |