S66286 Stainless Steel vs. AISI 403 Stainless Steel
Both S66286 stainless steel and AISI 403 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 32 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 S66286 stainless steel and the bottom bar is AISI 403 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 17 to 40 | |
| 16 to 25 |
| Fatigue Strength, MPa | 240 to 410 | |
| 200 to 340 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 75 | |
| 76 |
| Shear Strength, MPa | 420 to 630 | |
| 340 to 480 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1020 | |
| 530 to 780 |
| Tensile Strength: Yield (Proof), MPa | 280 to 670 | |
| 280 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 270 |
| Maximum Temperature: Corrosion, °C | 780 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 920 | |
| 740 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1450 |
| Melting Onset (Solidus), °C | 1370 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 28 |
| Thermal Expansion, µm/m-K | 17 | |
| 9.9 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.9 | |
| 2.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.2 | |
| 3.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 26 | |
| 6.5 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 6.0 | |
| 1.9 |
| Embodied Energy, MJ/kg | 87 | |
| 27 |
| Embodied Water, L/kg | 170 | |
| 99 |
Common Calculations
| PREN (Pitting Resistance) | 19 | |
| 12 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 to 200 | |
| 110 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 1150 | |
| 210 to 840 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 22 to 36 | |
| 19 to 28 |
| Strength to Weight: Bending, points | 20 to 28 | |
| 19 to 24 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 7.6 |
| Thermal Shock Resistance, points | 13 to 22 | |
| 20 to 29 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.35 | |
| 0 |
| Boron (B), % | 0.0010 to 0.010 | |
| 0 |
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.15 |
| Chromium (Cr), % | 13.5 to 16 | |
| 11.5 to 13 |
| Iron (Fe), % | 49.1 to 59.5 | |
| 84.7 to 88.5 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 1.0 to 1.5 | |
| 0 |
| Nickel (Ni), % | 24 to 27 | |
| 0 to 0.6 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |
| Titanium (Ti), % | 1.9 to 2.4 | |
| 0 |
| Vanadium (V), % | 0.1 to 0.5 | |
| 0 |