AISI 301LN Stainless Steel vs. SAE-AISI 1055 Steel
Both AISI 301LN stainless steel and SAE-AISI 1055 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 301LN stainless steel and the bottom bar is SAE-AISI 1055 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 to 320 | |
| 220 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 23 to 51 | |
| 11 to 14 |
| Fatigue Strength, MPa | 270 to 520 | |
| 260 to 390 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 72 |
| Shear Strength, MPa | 450 to 670 | |
| 440 to 450 |
| Tensile Strength: Ultimate (UTS), MPa | 630 to 1060 | |
| 730 to 750 |
| Tensile Strength: Yield (Proof), MPa | 270 to 770 | |
| 400 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 | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 51 |
| Thermal Expansion, µm/m-K | 16 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
| 11 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 12 |
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 | 220 to 290 | |
| 80 to 85 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 to 1520 | |
| 440 to 1070 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 38 | |
| 26 |
| Strength to Weight: Bending, points | 21 to 30 | |
| 23 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 14 |
| Thermal Shock Resistance, points | 14 to 24 | |
| 23 to 24 |
Alloy Composition
| Carbon (C), % | 0 to 0.030 | |
| 0.5 to 0.6 |
| Chromium (Cr), % | 16 to 18 | |
| 0 |
| Iron (Fe), % | 70.7 to 77.9 | |
| 98.4 to 98.9 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0.6 to 0.9 |
| Nickel (Ni), % | 6.0 to 8.0 | |
| 0 |
| Nitrogen (N), % | 0.070 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 to 0.050 |