S66286 Stainless Steel vs. SAE-AISI 1090 Steel
Both S66286 stainless steel and SAE-AISI 1090 steel are iron alloys. They have 55% of their average alloy composition in common. There are 30 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 S66286 stainless steel and the bottom bar is SAE-AISI 1090 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 17 to 40 | |
| 11 |
| Fatigue Strength, MPa | 240 to 410 | |
| 320 to 380 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 72 |
| Shear Strength, MPa | 420 to 630 | |
| 470 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1020 | |
| 790 to 950 |
| Tensile Strength: Yield (Proof), MPa | 280 to 670 | |
| 520 to 610 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 240 |
| Maximum Temperature: Mechanical, °C | 920 | |
| 400 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1450 |
| Melting Onset (Solidus), °C | 1370 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 50 |
| Thermal Expansion, µm/m-K | 17 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.9 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.2 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 26 | |
| 1.8 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 6.0 | |
| 1.4 |
| Embodied Energy, MJ/kg | 87 | |
| 19 |
| Embodied Water, L/kg | 170 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 to 200 | |
| 82 to 91 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 1150 | |
| 730 to 1000 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 36 | |
| 28 to 34 |
| Strength to Weight: Bending, points | 20 to 28 | |
| 24 to 27 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 13 |
| Thermal Shock Resistance, points | 13 to 22 | |
| 25 to 31 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.35 | |
| 0 |
| Boron (B), % | 0.0010 to 0.010 | |
| 0 |
| Carbon (C), % | 0 to 0.080 | |
| 0.85 to 1.0 |
| Chromium (Cr), % | 13.5 to 16 | |
| 0 |
| Iron (Fe), % | 49.1 to 59.5 | |
| 98 to 98.6 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0.6 to 0.9 |
| Molybdenum (Mo), % | 1.0 to 1.5 | |
| 0 |
| Nickel (Ni), % | 24 to 27 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.050 |
| Titanium (Ti), % | 1.9 to 2.4 | |
| 0 |
| Vanadium (V), % | 0.1 to 0.5 | |
| 0 |