SAE-AISI 1080 Steel vs. EN 1.4301 Stainless Steel
Both SAE-AISI 1080 steel and EN 1.4301 stainless steel are iron alloys. They have 71% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 1080 steel and the bottom bar is EN 1.4301 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 220 to 260 | |
| 190 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 11 | |
| 14 to 46 |
| Fatigue Strength, MPa | 300 to 360 | |
| 200 to 330 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 72 | |
| 77 |
| Shear Strength, MPa | 460 to 520 | |
| 430 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 770 to 870 | |
| 610 to 900 |
| Tensile Strength: Yield (Proof), MPa | 480 to 590 | |
| 220 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 940 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1430 |
| Melting Onset (Solidus), °C | 1410 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 51 | |
| 15 |
| Thermal Expansion, µm/m-K | 12 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 9.6 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 11 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 15 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 3.0 |
| Embodied Energy, MJ/kg | 19 | |
| 43 |
| Embodied Water, L/kg | 46 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 80 to 84 | |
| 110 to 220 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 610 to 920 | |
| 120 to 820 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 27 to 31 | |
| 22 to 32 |
| Strength to Weight: Bending, points | 24 to 26 | |
| 20 to 27 |
| Thermal Diffusivity, mm2/s | 14 | |
| 4.0 |
| Thermal Shock Resistance, points | 25 to 29 | |
| 14 to 20 |
Alloy Composition
| Carbon (C), % | 0.75 to 0.88 | |
| 0 to 0.070 |
| Chromium (Cr), % | 0 | |
| 17.5 to 19.5 |
| Iron (Fe), % | 98.1 to 98.7 | |
| 66.8 to 74.5 |
| Manganese (Mn), % | 0.6 to 0.9 | |
| 0 to 2.0 |
| Nickel (Ni), % | 0 | |
| 8.0 to 10.5 |
| Nitrogen (N), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.050 | |
| 0 to 0.015 |