AWS ERTi-2 vs. AISI 201 Stainless Steel
AWS ERTi-2 belongs to the titanium alloys classification, while AISI 201 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is AWS ERTi-2 and the bottom bar is AISI 201 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Elongation at Break, % | 20 | |
| 4.6 to 51 |
| Fatigue Strength, MPa | 190 | |
| 280 to 600 |
| Poisson's Ratio | 0.32 | |
| 0.28 |
| Shear Modulus, GPa | 40 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 340 | |
| 650 to 1450 |
| Tensile Strength: Yield (Proof), MPa | 280 | |
| 300 to 1080 |
Thermal Properties
| Latent Heat of Fusion, J/g | 420 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 320 | |
| 880 |
| Melting Completion (Liquidus), °C | 1670 | |
| 1410 |
| Melting Onset (Solidus), °C | 1620 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 540 | |
| 480 |
| Thermal Conductivity, W/m-K | 21 | |
| 15 |
| Thermal Expansion, µm/m-K | 8.7 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.6 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 7.1 | |
| 2.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 37 | |
| 12 |
| Density, g/cm3 | 4.5 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 31 | |
| 2.6 |
| Embodied Energy, MJ/kg | 510 | |
| 38 |
| Embodied Water, L/kg | 110 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 64 | |
| 61 to 340 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 360 | |
| 230 to 2970 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 35 | |
| 25 |
| Strength to Weight: Axial, points | 21 | |
| 23 to 52 |
| Strength to Weight: Bending, points | 24 | |
| 22 to 37 |
| Thermal Diffusivity, mm2/s | 8.7 | |
| 4.0 |
| Thermal Shock Resistance, points | 27 | |
| 14 to 32 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.15 |
| Chromium (Cr), % | 0 | |
| 16 to 18 |
| Hydrogen (H), % | 0 to 0.0080 | |
| 0 |
| Iron (Fe), % | 0 to 0.12 | |
| 67.5 to 75 |
| Manganese (Mn), % | 0 | |
| 5.5 to 7.5 |
| Nickel (Ni), % | 0 | |
| 3.5 to 5.5 |
| Nitrogen (N), % | 0 to 0.015 | |
| 0 to 0.25 |
| Oxygen (O), % | 0.080 to 0.16 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Titanium (Ti), % | 99.667 to 99.92 | |
| 0 |