EN 1.4606 +P880 Steel vs. Precipitation Hardened S66286 Stainless Steel
Both EN 1.4606 +P880 steel and precipitation hardened S66286 stainless steel are iron alloys. Both are furnished in the aged (precipitation hardened) condition. Their average alloy composition is basically identical. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.4606 +P880 steel and the bottom bar is precipitation hardened S66286 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 23 | |
| 17 |
| Fatigue Strength, MPa | 420 | |
| 410 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 75 |
| Shear Strength, MPa | 640 | |
| 630 |
| Tensile Strength: Ultimate (UTS), MPa | 1020 | |
| 1020 |
| Tensile Strength: Yield (Proof), MPa | 630 | |
| 670 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 300 |
| Maximum Temperature: Corrosion, °C | 770 | |
| 780 |
| Maximum Temperature: Mechanical, °C | 910 | |
| 920 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1430 |
| Melting Onset (Solidus), °C | 1380 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 14 | |
| 15 |
| Thermal Expansion, µm/m-K | 11 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.9 | |
| 1.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.2 | |
| 2.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 26 | |
| 26 |
| Density, g/cm3 | 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 6.0 | |
| 6.0 |
| Embodied Energy, MJ/kg | 87 | |
| 87 |
| Embodied Water, L/kg | 170 | |
| 170 |
Common Calculations
| PREN (Pitting Resistance) | 19 | |
| 19 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 200 | |
| 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1010 | |
| 1150 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 36 | |
| 36 |
| Strength to Weight: Bending, points | 28 | |
| 28 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 4.0 |
| Thermal Shock Resistance, points | 35 | |
| 22 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.35 | |
| 0 to 0.35 |
| Boron (B), % | 0.0010 to 0.010 | |
| 0.0010 to 0.010 |
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.080 |
| Chromium (Cr), % | 13 to 16 | |
| 13.5 to 16 |
| Iron (Fe), % | 49.2 to 59 | |
| 49.1 to 59.5 |
| Manganese (Mn), % | 1.0 to 2.0 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 1.0 to 1.5 | |
| 1.0 to 1.5 |
| Nickel (Ni), % | 24 to 27 | |
| 24 to 27 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |
| Titanium (Ti), % | 1.9 to 2.3 | |
| 1.9 to 2.4 |
| Vanadium (V), % | 0.1 to 0.5 | |
| 0.1 to 0.5 |