AISI 304N Stainless Steel vs. Grade Ti-Pd8A Titanium
AISI 304N stainless steel belongs to the iron alloys classification, while grade Ti-Pd8A titanium 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 grade Ti-Pd8A titanium.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 360 | |
| 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 110 |
| Elongation at Break, % | 9.1 to 45 | |
| 13 |
| Fatigue Strength, MPa | 220 to 440 | |
| 260 |
| Poisson's Ratio | 0.28 | |
| 0.32 |
| Shear Modulus, GPa | 77 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1180 | |
| 500 |
| Tensile Strength: Yield (Proof), MPa | 270 to 850 | |
| 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 960 | |
| 320 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1660 |
| Melting Onset (Solidus), °C | 1380 | |
| 1610 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 540 |
| Thermal Conductivity, W/m-K | 16 | |
| 21 |
| Thermal Expansion, µm/m-K | 16 | |
| 8.7 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 3.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 6.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 4.5 |
| Embodied Carbon, kg CO2/kg material | 3.0 | |
| 49 |
| Embodied Energy, MJ/kg | 43 | |
| 840 |
| Embodied Water, L/kg | 150 | |
| 520 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 280 | |
| 65 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 to 1830 | |
| 880 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 35 |
| Strength to Weight: Axial, points | 22 to 42 | |
| 31 |
| Strength to Weight: Bending, points | 21 to 32 | |
| 31 |
| Thermal Diffusivity, mm2/s | 4.2 | |
| 8.6 |
| Thermal Shock Resistance, points | 14 to 26 | |
| 39 |
Alloy Composition
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| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.1 |
| Chromium (Cr), % | 18 to 20 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.015 |
| Iron (Fe), % | 66.4 to 73.9 | |
| 0 to 0.25 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Nickel (Ni), % | 8.0 to 10.5 | |
| 0 to 0.050 |
| Nitrogen (N), % | 0.1 to 0.16 | |
| 0 |
| Oxygen (O), % | 0 | |
| 0 to 0.4 |
| Palladium (Pd), % | 0 | |
| 0.12 to 0.3 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 98.8 to 99.9 |
| Residuals, % | 0 | |
| 0 to 0.4 |