AISI 301L Stainless Steel vs. SAE-AISI 4620 Steel
Both AISI 301L stainless steel and SAE-AISI 4620 steel are iron alloys. They have 77% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is AISI 301L stainless steel and the bottom bar is SAE-AISI 4620 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 320 | |
| 150 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 22 to 50 | |
| 16 to 27 |
| Fatigue Strength, MPa | 240 to 530 | |
| 260 to 360 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Shear Strength, MPa | 440 to 660 | |
| 320 to 420 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1040 | |
| 490 to 680 |
| Tensile Strength: Yield (Proof), MPa | 250 to 790 | |
| 350 to 550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 890 | |
| 410 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1390 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 47 |
| Thermal Expansion, µm/m-K | 16 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 3.2 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 1.6 |
| Embodied Energy, MJ/kg | 39 | |
| 22 |
| Embodied Water, L/kg | 130 | |
| 50 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 210 to 300 | |
| 100 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 1580 | |
| 330 to 800 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 37 | |
| 17 to 24 |
| Strength to Weight: Bending, points | 21 to 29 | |
| 18 to 22 |
| Thermal Diffusivity, mm2/s | 4.1 | |
| 13 |
| Thermal Shock Resistance, points | 14 to 24 | |
| 15 to 20 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0.17 to 0.22 |
| Chromium (Cr), % | 16 to 18 | |
| 0 |
| Iron (Fe), % | 70.7 to 78 | |
| 96.4 to 97.4 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0.45 to 0.65 |
| Molybdenum (Mo), % | 0 | |
| 0.2 to 0.3 |
| Nickel (Ni), % | 6.0 to 8.0 | |
| 1.7 to 2.0 |
| Nitrogen (N), % | 0 to 0.2 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 1.0 | |
| 0.15 to 0.35 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.040 |