S20910 Stainless Steel vs. AISI 317 Stainless Steel
Both S20910 stainless steel and AISI 317 stainless steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 31 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 S20910 stainless steel and the bottom bar is AISI 317 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 230 to 290 | |
| 170 to 220 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 14 to 39 | |
| 35 to 55 |
| Fatigue Strength, MPa | 310 to 460 | |
| 250 to 330 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 79 | |
| 79 |
| Shear Strength, MPa | 500 to 570 | |
| 420 to 470 |
| Tensile Strength: Ultimate (UTS), MPa | 780 to 940 | |
| 580 to 710 |
| Tensile Strength: Yield (Proof), MPa | 430 to 810 | |
| 250 to 420 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 460 | |
| 420 |
| Maximum Temperature: Mechanical, °C | 1080 | |
| 590 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1400 |
| Melting Onset (Solidus), °C | 1380 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 13 | |
| 15 |
| Thermal Expansion, µm/m-K | 16 | |
| 17 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 21 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.8 | |
| 4.3 |
| Embodied Energy, MJ/kg | 68 | |
| 59 |
| Embodied Water, L/kg | 180 | |
| 160 |
Common Calculations
| PREN (Pitting Resistance) | 34 | |
| 31 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 260 | |
| 210 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 1640 | |
| 150 to 430 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 28 to 33 | |
| 20 to 25 |
| Strength to Weight: Bending, points | 24 to 27 | |
| 20 to 22 |
| Thermal Diffusivity, mm2/s | 3.6 | |
| 4.1 |
| Thermal Shock Resistance, points | 17 to 21 | |
| 12 to 15 |
Alloy Composition
| Carbon (C), % | 0 to 0.060 | |
| 0 to 0.080 |
| Chromium (Cr), % | 20.5 to 23.5 | |
| 18 to 20 |
| Iron (Fe), % | 52.1 to 62.1 | |
| 58 to 68 |
| Manganese (Mn), % | 4.0 to 6.0 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 1.5 to 3.0 | |
| 3.0 to 4.0 |
| Nickel (Ni), % | 11.5 to 13.5 | |
| 11 to 15 |
| Niobium (Nb), % | 0.1 to 0.3 | |
| 0 |
| Nitrogen (N), % | 0.2 to 0.4 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |
| Vanadium (V), % | 0.1 to 0.3 | |
| 0 |