Titanium 6-6-2 vs. AISI 205 Stainless Steel
Titanium 6-6-2 belongs to the titanium alloys classification, while AISI 205 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is titanium 6-6-2 and the bottom bar is AISI 205 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Elongation at Break, % | 6.7 to 9.0 | |
| 11 to 51 |
| Fatigue Strength, MPa | 590 to 670 | |
| 410 to 640 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 44 | |
| 77 |
| Shear Strength, MPa | 670 to 800 | |
| 560 to 850 |
| Tensile Strength: Ultimate (UTS), MPa | 1140 to 1370 | |
| 800 to 1430 |
| Tensile Strength: Yield (Proof), MPa | 1040 to 1230 | |
| 450 to 1100 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 310 | |
| 880 |
| Melting Completion (Liquidus), °C | 1610 | |
| 1380 |
| Melting Onset (Solidus), °C | 1560 | |
| 1340 |
| Specific Heat Capacity, J/kg-K | 540 | |
| 480 |
| Thermal Expansion, µm/m-K | 9.4 | |
| 18 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 40 | |
| 11 |
| Density, g/cm3 | 4.8 | |
| 7.6 |
| Embodied Carbon, kg CO2/kg material | 29 | |
| 2.6 |
| Embodied Energy, MJ/kg | 470 | |
| 37 |
| Embodied Water, L/kg | 200 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 89 to 99 | |
| 150 to 430 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 34 | |
| 26 |
| Strength to Weight: Axial, points | 66 to 79 | |
| 29 to 52 |
| Strength to Weight: Bending, points | 50 to 57 | |
| 25 to 37 |
| Thermal Shock Resistance, points | 75 to 90 | |
| 16 to 29 |
Alloy Composition
| Aluminum (Al), % | 5.0 to 6.0 | |
| 0 |
| Carbon (C), % | 0 to 0.050 | |
| 0.12 to 0.25 |
| Chromium (Cr), % | 0 | |
| 16.5 to 18.5 |
| Copper (Cu), % | 0.35 to 1.0 | |
| 0 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 |
| Iron (Fe), % | 0.35 to 1.0 | |
| 62.6 to 68.1 |
| Manganese (Mn), % | 0 | |
| 14 to 15.5 |
| Molybdenum (Mo), % | 5.0 to 6.0 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 1.0 to 1.7 |
| Nitrogen (N), % | 0 to 0.040 | |
| 0.32 to 0.4 |
| Oxygen (O), % | 0 to 0.2 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tin (Sn), % | 1.5 to 2.5 | |
| 0 |
| Titanium (Ti), % | 82.8 to 87.8 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |