AISI 301L Stainless Steel vs. SAE-AISI 1146 Steel
Both AISI 301L stainless steel and SAE-AISI 1146 steel are iron alloys. They have 75% of their average alloy composition in common. There are 31 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 301L stainless steel and the bottom bar is SAE-AISI 1146 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 320 | |
| 190 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 22 to 50 | |
| 13 to 17 |
| Fatigue Strength, MPa | 240 to 530 | |
| 240 to 400 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 72 |
| Shear Strength, MPa | 440 to 660 | |
| 410 to 440 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1040 | |
| 670 to 730 |
| Tensile Strength: Yield (Proof), MPa | 250 to 790 | |
| 360 to 630 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 890 | |
| 400 |
| 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 | |
| 51 |
| Thermal Expansion, µm/m-K | 16 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 8.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 1.8 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 1.4 |
| Embodied Energy, MJ/kg | 39 | |
| 18 |
| Embodied Water, L/kg | 130 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 210 to 300 | |
| 93 to 97 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 1580 | |
| 340 to 1050 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 37 | |
| 24 to 26 |
| Strength to Weight: Bending, points | 21 to 29 | |
| 22 to 23 |
| Thermal Diffusivity, mm2/s | 4.1 | |
| 14 |
| Thermal Shock Resistance, points | 14 to 24 | |
| 20 to 22 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0.42 to 0.49 |
| Chromium (Cr), % | 16 to 18 | |
| 0 |
| Iron (Fe), % | 70.7 to 78 | |
| 98.3 to 98.8 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0.7 to 1.0 |
| Nickel (Ni), % | 6.0 to 8.0 | |
| 0 |
| Nitrogen (N), % | 0 to 0.2 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0.080 to 0.13 |