AISI 422 Stainless Steel vs. EN 1.4005 Stainless Steel
Both AISI 422 stainless steel and EN 1.4005 stainless steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is AISI 422 stainless steel and the bottom bar is EN 1.4005 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 15 to 17 | |
| 13 to 21 |
| Fatigue Strength, MPa | 410 to 500 | |
| 240 to 290 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 76 | |
| 76 |
| Shear Strength, MPa | 560 to 660 | |
| 390 to 450 |
| Tensile Strength: Ultimate (UTS), MPa | 910 to 1080 | |
| 630 to 750 |
| Tensile Strength: Yield (Proof), MPa | 670 to 870 | |
| 370 to 500 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Maximum Temperature: Corrosion, °C | 380 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 650 | |
| 760 |
| Melting Completion (Liquidus), °C | 1480 | |
| 1440 |
| Melting Onset (Solidus), °C | 1470 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 24 | |
| 30 |
| Thermal Expansion, µm/m-K | 10 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 4.7 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 5.3 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 11 | |
| 7.0 |
| Density, g/cm3 | 7.9 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 3.1 | |
| 2.0 |
| Embodied Energy, MJ/kg | 44 | |
| 28 |
| Embodied Water, L/kg | 100 | |
| 100 |
Common Calculations
| PREN (Pitting Resistance) | 17 | |
| 14 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 150 | |
| 90 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1140 to 1910 | |
| 350 to 650 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 32 to 38 | |
| 23 to 27 |
| Strength to Weight: Bending, points | 26 to 30 | |
| 21 to 24 |
| Thermal Diffusivity, mm2/s | 6.4 | |
| 8.1 |
| Thermal Shock Resistance, points | 33 to 39 | |
| 23 to 27 |
Alloy Composition
| Carbon (C), % | 0.2 to 0.25 | |
| 0.060 to 0.15 |
| Chromium (Cr), % | 11 to 12.5 | |
| 12 to 14 |
| Iron (Fe), % | 81.9 to 85.8 | |
| 82.4 to 87.8 |
| Manganese (Mn), % | 0.5 to 1.0 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0.9 to 1.3 | |
| 0 to 0.6 |
| Nickel (Ni), % | 0.5 to 1.0 | |
| 0 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.025 | |
| 0.15 to 0.35 |
| Tungsten (W), % | 0.9 to 1.3 | |
| 0 |
| Vanadium (V), % | 0.2 to 0.3 | |
| 0 |