AISI 317 Stainless Steel vs. AISI 316L Stainless Steel
Both AISI 317 stainless steel and AISI 316L stainless steel are iron alloys. They have a very high 96% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is AISI 317 stainless steel and the bottom bar is AISI 316L stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 220 | |
| 170 to 350 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 35 to 55 | |
| 9.0 to 50 |
| Fatigue Strength, MPa | 250 to 330 | |
| 170 to 450 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 79 | |
| 78 |
| Shear Strength, MPa | 420 to 470 | |
| 370 to 690 |
| Tensile Strength: Ultimate (UTS), MPa | 580 to 710 | |
| 530 to 1160 |
| Tensile Strength: Yield (Proof), MPa | 250 to 420 | |
| 190 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 420 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 590 | |
| 870 |
| Melting Completion (Liquidus), °C | 1400 | |
| 1400 |
| Melting Onset (Solidus), °C | 1380 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.6 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 21 | |
| 19 |
| Density, g/cm3 | 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.3 | |
| 3.9 |
| Embodied Energy, MJ/kg | 59 | |
| 53 |
| Embodied Water, L/kg | 160 | |
| 150 |
Common Calculations
| PREN (Pitting Resistance) | 31 | |
| 26 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 210 to 260 | |
| 77 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 150 to 430 | |
| 93 to 1880 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 20 to 25 | |
| 19 to 41 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 18 to 31 |
| Thermal Diffusivity, mm2/s | 4.1 | |
| 4.1 |
| Thermal Shock Resistance, points | 12 to 15 | |
| 12 to 25 |
Alloy Composition
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.030 |
| Chromium (Cr), % | 18 to 20 | |
| 16 to 18 |
| Iron (Fe), % | 58 to 68 | |
| 62 to 72 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 3.0 to 4.0 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 11 to 15 | |
| 10 to 14 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |