AISI 205 Stainless Steel vs. AISI 422 Stainless Steel
Both AISI 205 stainless steel and AISI 422 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is AISI 205 stainless steel and the bottom bar is AISI 422 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 440 | |
| 260 to 330 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 11 to 51 | |
| 15 to 17 |
| Fatigue Strength, MPa | 410 to 640 | |
| 410 to 500 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 77 | |
| 76 |
| Shear Strength, MPa | 560 to 850 | |
| 560 to 660 |
| Tensile Strength: Ultimate (UTS), MPa | 800 to 1430 | |
| 910 to 1080 |
| Tensile Strength: Yield (Proof), MPa | 450 to 1100 | |
| 670 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 270 |
| Maximum Temperature: Corrosion, °C | 410 | |
| 380 |
| Maximum Temperature: Mechanical, °C | 880 | |
| 650 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1480 |
| Melting Onset (Solidus), °C | 1340 | |
| 1470 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 18 | |
| 10 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 11 |
| Density, g/cm3 | 7.6 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.1 |
| Embodied Energy, MJ/kg | 37 | |
| 44 |
| Embodied Water, L/kg | 150 | |
| 100 |
Common Calculations
| PREN (Pitting Resistance) | 23 | |
| 17 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 to 430 | |
| 140 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 510 to 3060 | |
| 1140 to 1910 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 26 | |
| 25 |
| Strength to Weight: Axial, points | 29 to 52 | |
| 32 to 38 |
| Strength to Weight: Bending, points | 25 to 37 | |
| 26 to 30 |
| Thermal Shock Resistance, points | 16 to 29 | |
| 33 to 39 |
Alloy Composition
| Carbon (C), % | 0.12 to 0.25 | |
| 0.2 to 0.25 |
| Chromium (Cr), % | 16.5 to 18.5 | |
| 11 to 12.5 |
| Iron (Fe), % | 62.6 to 68.1 | |
| 81.9 to 85.8 |
| Manganese (Mn), % | 14 to 15.5 | |
| 0.5 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 0.9 to 1.3 |
| Nickel (Ni), % | 1.0 to 1.7 | |
| 0.5 to 1.0 |
| Nitrogen (N), % | 0.32 to 0.4 | |
| 0 |
| Phosphorus (P), % | 0 to 0.060 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.025 |
| Tungsten (W), % | 0 | |
| 0.9 to 1.3 |
| Vanadium (V), % | 0 | |
| 0.2 to 0.3 |