AISI 304N Stainless Steel vs. Titanium 6-6-2
AISI 304N stainless steel belongs to the iron alloys classification, while titanium 6-6-2 belongs to the titanium alloys. There are 29 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 AISI 304N stainless steel and the bottom bar is titanium 6-6-2.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 120 |
| Elongation at Break, % | 9.1 to 45 | |
| 6.7 to 9.0 |
| Fatigue Strength, MPa | 220 to 440 | |
| 590 to 670 |
| Poisson's Ratio | 0.28 | |
| 0.32 |
| Shear Modulus, GPa | 77 | |
| 44 |
| Shear Strength, MPa | 420 to 700 | |
| 670 to 800 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1180 | |
| 1140 to 1370 |
| Tensile Strength: Yield (Proof), MPa | 270 to 850 | |
| 1040 to 1230 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 960 | |
| 310 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1610 |
| Melting Onset (Solidus), °C | 1380 | |
| 1560 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 540 |
| Thermal Conductivity, W/m-K | 16 | |
| 5.5 |
| Thermal Expansion, µm/m-K | 16 | |
| 9.4 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 1.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 2.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 15 | |
| 40 |
| Density, g/cm3 | 7.8 | |
| 4.8 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 29 |
| Embodied Energy, MJ/kg | 43 | |
| 470 |
| Embodied Water, L/kg | 150 | |
| 200 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 280 | |
| 89 to 99 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 34 |
| Strength to Weight: Axial, points | 22 to 42 | |
| 66 to 79 |
| Strength to Weight: Bending, points | 21 to 32 | |
| 50 to 57 |
| Thermal Diffusivity, mm2/s | 4.2 | |
| 2.1 |
| Thermal Shock Resistance, points | 14 to 26 | |
| 75 to 90 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 5.0 to 6.0 |
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.050 |
| Chromium (Cr), % | 18 to 20 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0.35 to 1.0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 66.4 to 73.9 | |
| 0.35 to 1.0 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 5.0 to 6.0 |
| Nickel (Ni), % | 8.0 to 10.5 | |
| 0 |
| Nitrogen (N), % | 0.1 to 0.16 | |
| 0 to 0.040 |
| Oxygen (O), % | 0 | |
| 0 to 0.2 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Tin (Sn), % | 0 | |
| 1.5 to 2.5 |
| Titanium (Ti), % | 0 | |
| 82.8 to 87.8 |
| Residuals, % | 0 | |
| 0 to 0.4 |