EN 1.4122 Stainless Steel vs. ASTM Grade HL Steel
Both EN 1.4122 stainless steel and ASTM grade HL steel are iron alloys. They have 66% of their average alloy composition in common. There are 27 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 EN 1.4122 stainless steel and the bottom bar is ASTM grade HL steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 14 | |
| 11 |
| Fatigue Strength, MPa | 260 to 360 | |
| 150 |
| Poisson's Ratio | 0.28 | |
| 0.27 |
| Shear Modulus, GPa | 77 | |
| 80 |
| Tensile Strength: Ultimate (UTS), MPa | 790 to 850 | |
| 500 |
| Tensile Strength: Yield (Proof), MPa | 450 to 630 | |
| 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 320 |
| Maximum Temperature: Corrosion, °C | 400 | |
| 460 |
| Maximum Temperature: Mechanical, °C | 870 | |
| 1100 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1390 |
| Melting Onset (Solidus), °C | 1400 | |
| 1340 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 490 |
| Thermal Expansion, µm/m-K | 10 | |
| 17 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 9.5 | |
| 27 |
| Density, g/cm3 | 7.7 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.4 | |
| 4.5 |
| Embodied Energy, MJ/kg | 33 | |
| 65 |
| Embodied Water, L/kg | 120 | |
| 210 |
Common Calculations
| PREN (Pitting Resistance) | 20 | |
| 31 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 93 to 110 | |
| 48 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 520 to 1000 | |
| 180 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 28 to 31 | |
| 18 |
| Strength to Weight: Bending, points | 25 to 26 | |
| 18 |
| Thermal Shock Resistance, points | 28 to 30 | |
| 11 |
Alloy Composition
| Carbon (C), % | 0.33 to 0.45 | |
| 0.2 to 0.6 |
| Chromium (Cr), % | 15.5 to 17.5 | |
| 28 to 32 |
| Iron (Fe), % | 77.2 to 83.4 | |
| 40.8 to 53.8 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0.8 to 1.3 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 to 1.0 | |
| 18 to 22 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 2.0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.040 |