EN 1.4307 Stainless Steel vs. Titanium 6-7
EN 1.4307 stainless steel belongs to the iron alloys classification, while titanium 6-7 belongs to the titanium alloys. There are 26 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 EN 1.4307 stainless steel and the bottom bar is titanium 6-7.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Elongation at Break, % | 14 to 46 | |
| 11 |
| Fatigue Strength, MPa | 190 to 320 | |
| 530 |
| Poisson's Ratio | 0.28 | |
| 0.33 |
| Shear Modulus, GPa | 77 | |
| 45 |
| Shear Strength, MPa | 410 to 550 | |
| 610 |
| Tensile Strength: Ultimate (UTS), MPa | 590 to 900 | |
| 1020 |
| Tensile Strength: Yield (Proof), MPa | 200 to 570 | |
| 900 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 940 | |
| 300 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1700 |
| Melting Onset (Solidus), °C | 1380 | |
| 1650 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 520 |
| Thermal Expansion, µm/m-K | 16 | |
| 9.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 75 |
| Density, g/cm3 | 7.8 | |
| 5.1 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 34 |
| Embodied Energy, MJ/kg | 43 | |
| 540 |
| Embodied Water, L/kg | 140 | |
| 190 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 210 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 100 to 810 | |
| 3460 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 32 |
| Strength to Weight: Axial, points | 21 to 32 | |
| 56 |
| Strength to Weight: Bending, points | 20 to 27 | |
| 44 |
| Thermal Shock Resistance, points | 13 to 20 | |
| 66 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 5.5 to 6.5 |
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.080 |
| Chromium (Cr), % | 17.5 to 19.5 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0090 |
| Iron (Fe), % | 66.8 to 74.5 | |
| 0 to 0.25 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 6.5 to 7.5 |
| Nickel (Ni), % | 8.0 to 10.5 | |
| 0 |
| Niobium (Nb), % | 0 | |
| 6.5 to 7.5 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0 to 0.050 |
| Oxygen (O), % | 0 | |
| 0 to 0.2 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Tantalum (Ta), % | 0 | |
| 0 to 0.5 |
| Titanium (Ti), % | 0 | |
| 84.9 to 88 |