Titanium 6-7 vs. SAE-AISI 1020 Steel
Titanium 6-7 belongs to the titanium alloys classification, while SAE-AISI 1020 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is titanium 6-7 and the bottom bar is SAE-AISI 1020 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 11 | |
| 17 to 28 |
| Fatigue Strength, MPa | 530 | |
| 180 to 250 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Reduction in Area, % | 29 | |
| 45 to 57 |
| Shear Modulus, GPa | 45 | |
| 73 |
| Shear Strength, MPa | 610 | |
| 280 |
| Tensile Strength: Ultimate (UTS), MPa | 1020 | |
| 430 to 460 |
| Tensile Strength: Yield (Proof), MPa | 900 | |
| 240 to 380 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 300 | |
| 400 |
| Melting Completion (Liquidus), °C | 1700 | |
| 1460 |
| Melting Onset (Solidus), °C | 1650 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 470 |
| Thermal Expansion, µm/m-K | 9.3 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 75 | |
| 1.8 |
| Density, g/cm3 | 5.1 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 34 | |
| 1.4 |
| Embodied Energy, MJ/kg | 540 | |
| 18 |
| Embodied Water, L/kg | 190 | |
| 45 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 72 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 3460 | |
| 150 to 380 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 32 | |
| 24 |
| Strength to Weight: Axial, points | 56 | |
| 15 to 16 |
| Strength to Weight: Bending, points | 44 | |
| 16 to 17 |
| Thermal Shock Resistance, points | 66 | |
| 13 to 14 |
Alloy Composition
| Aluminum (Al), % | 5.5 to 6.5 | |
| 0 |
| Carbon (C), % | 0 to 0.080 | |
| 0.18 to 0.23 |
| Hydrogen (H), % | 0 to 0.0090 | |
| 0 |
| Iron (Fe), % | 0 to 0.25 | |
| 99.08 to 99.52 |
| Manganese (Mn), % | 0 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 6.5 to 7.5 | |
| 0 |
| Niobium (Nb), % | 6.5 to 7.5 | |
| 0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Oxygen (O), % | 0 to 0.2 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Sulfur (S), % | 0 | |
| 0 to 0.050 |
| Tantalum (Ta), % | 0 to 0.5 | |
| 0 |
| Titanium (Ti), % | 84.9 to 88 | |
| 0 |