Grade 20 Titanium vs. ASTM A210 Steel
Grade 20 titanium belongs to the titanium alloys classification, while ASTM A210 steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is grade 20 titanium and the bottom bar is ASTM A210 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 5.7 to 17 | |
| 34 |
| Fatigue Strength, MPa | 550 to 630 | |
| 230 to 250 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Shear Modulus, GPa | 47 | |
| 73 |
| Shear Strength, MPa | 560 to 740 | |
| 320 to 360 |
| Tensile Strength: Ultimate (UTS), MPa | 900 to 1270 | |
| 470 to 540 |
| Tensile Strength: Yield (Proof), MPa | 850 to 1190 | |
| 290 to 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 400 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 370 | |
| 400 |
| Melting Completion (Liquidus), °C | 1660 | |
| 1460 to 1470 |
| Melting Onset (Solidus), °C | 1600 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 470 |
| Thermal Expansion, µm/m-K | 9.6 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 5.0 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 52 | |
| 1.4 |
| Embodied Energy, MJ/kg | 860 | |
| 18 |
| Embodied Water, L/kg | 350 | |
| 45 to 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 150 | |
| 140 to 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2940 to 5760 | |
| 230 to 250 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 33 | |
| 24 |
| Strength to Weight: Axial, points | 50 to 70 | |
| 17 to 19 |
| Strength to Weight: Bending, points | 41 to 52 | |
| 17 to 19 |
| Thermal Shock Resistance, points | 55 to 77 | |
| 15 to 17 |