SAE-AISI 1010 Steel vs. Grade 18 Titanium
SAE-AISI 1010 steel belongs to the iron alloys classification, while grade 18 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 1010 steel and the bottom bar is grade 18 titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 22 to 31 | |
| 11 to 17 |
| Fatigue Strength, MPa | 150 to 230 | |
| 330 to 480 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Reduction in Area, % | 46 to 56 | |
| 23 |
| Shear Modulus, GPa | 73 | |
| 40 |
| Shear Strength, MPa | 230 to 250 | |
| 420 to 590 |
| Tensile Strength: Ultimate (UTS), MPa | 350 to 400 | |
| 690 to 980 |
| Tensile Strength: Yield (Proof), MPa | 190 to 330 | |
| 540 to 810 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 330 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1640 |
| Melting Onset (Solidus), °C | 1430 | |
| 1590 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 550 |
| Thermal Conductivity, W/m-K | 47 | |
| 8.3 |
| Thermal Expansion, µm/m-K | 12 | |
| 9.9 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 12 | |
| 1.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 14 | |
| 2.7 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 41 |
| Embodied Energy, MJ/kg | 18 | |
| 670 |
| Embodied Water, L/kg | 45 | |
| 270 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 82 to 93 | |
| 87 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 100 to 290 | |
| 1380 to 3110 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 35 |
| Strength to Weight: Axial, points | 12 to 14 | |
| 43 to 61 |
| Strength to Weight: Bending, points | 14 to 15 | |
| 39 to 49 |
| Thermal Diffusivity, mm2/s | 13 | |
| 3.4 |
| Thermal Shock Resistance, points | 11 to 13 | |
| 47 to 67 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 2.5 to 3.5 |
| Carbon (C), % | 0.080 to 0.13 | |
| 0 to 0.080 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 99.18 to 99.62 | |
| 0 to 0.25 |
| Manganese (Mn), % | 0.3 to 0.6 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 | |
| 0 to 0.15 |
| Palladium (Pd), % | 0 | |
| 0.040 to 0.080 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 |
| Sulfur (S), % | 0 to 0.050 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 92.5 to 95.5 |
| Vanadium (V), % | 0 | |
| 2.0 to 3.0 |
| Residuals, % | 0 | |
| 0 to 0.4 |