Condition T S41425 Stainless Steel vs. Tempered AISI 414
Both condition T S41425 stainless steel and tempered AISI 414 are iron alloys. Both are furnished in the tempered (T) condition. They have a moderately high 93% of their average alloy composition in common.
For each property being compared, the top bar is condition T S41425 stainless steel and the bottom bar is tempered AISI 414.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 280 | |
| 280 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 17 | |
| 17 |
| Fatigue Strength, MPa | 450 | |
| 430 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Reduction in Area, % | 51 | |
| 50 |
| Shear Modulus, GPa | 77 | |
| 76 |
| Shear Strength, MPa | 570 | |
| 550 |
| Tensile Strength: Ultimate (UTS), MPa | 920 | |
| 900 |
| Tensile Strength: Yield (Proof), MPa | 750 | |
| 700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 280 |
| Maximum Temperature: Corrosion, °C | 390 | |
| 390 |
| Maximum Temperature: Mechanical, °C | 810 | |
| 750 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1440 |
| Melting Onset (Solidus), °C | 1410 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 16 | |
| 25 |
| Thermal Expansion, µm/m-K | 10 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
| 2.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 8.0 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.9 | |
| 2.1 |
| Embodied Energy, MJ/kg | 40 | |
| 29 |
| Embodied Water, L/kg | 120 | |
| 100 |
Common Calculations
| PREN (Pitting Resistance) | 21 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 150 | |
| 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1420 | |
| 1260 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 33 | |
| 32 |
| Strength to Weight: Bending, points | 27 | |
| 27 |
| Thermal Diffusivity, mm2/s | 4.4 | |
| 6.7 |
| Thermal Shock Resistance, points | 33 | |
| 33 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.15 |
| Chromium (Cr), % | 12 to 15 | |
| 11.5 to 13.5 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 74 to 81.9 | |
| 81.8 to 87.3 |
| Manganese (Mn), % | 0.5 to 1.0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 1.5 to 2.0 | |
| 0 |
| Nickel (Ni), % | 4.0 to 7.0 | |
| 1.3 to 2.5 |
| Nitrogen (N), % | 0.060 to 0.12 | |
| 0 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.0050 | |
| 0 to 0.030 |