AISI 317 Stainless Steel vs. EN 1.4310 Stainless Steel
Both AISI 317 stainless steel and EN 1.4310 stainless steel are iron alloys. They have a moderately high 90% of their average alloy composition in common.
For each property being compared, the top bar is AISI 317 stainless steel and the bottom bar is EN 1.4310 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 220 | |
| 200 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 35 to 55 | |
| 14 to 45 |
| Fatigue Strength, MPa | 250 to 330 | |
| 240 to 330 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 79 | |
| 77 |
| Shear Strength, MPa | 420 to 470 | |
| 510 to 550 |
| Tensile Strength: Ultimate (UTS), MPa | 580 to 710 | |
| 730 to 900 |
| Tensile Strength: Yield (Proof), MPa | 250 to 420 | |
| 260 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 290 |
| Maximum Temperature: Corrosion, °C | 420 | |
| 410 |
| Maximum Temperature: Mechanical, °C | 590 | |
| 910 |
| Melting Completion (Liquidus), °C | 1400 | |
| 1420 |
| Melting Onset (Solidus), °C | 1380 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 18 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.6 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 21 | |
| 14 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 4.3 | |
| 2.9 |
| Embodied Energy, MJ/kg | 59 | |
| 42 |
| Embodied Water, L/kg | 160 | |
| 140 |
Common Calculations
| PREN (Pitting Resistance) | 31 | |
| 20 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 210 to 260 | |
| 110 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 150 to 430 | |
| 170 to 830 |
| Stiffness to Weight: Axial, points | 14 | |
| 14 |
| Stiffness to Weight: Bending, points | 25 | |
| 25 |
| Strength to Weight: Axial, points | 20 to 25 | |
| 26 to 32 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 23 to 27 |
| Thermal Diffusivity, mm2/s | 4.1 | |
| 4.0 |
| Thermal Shock Resistance, points | 12 to 15 | |
| 15 to 18 |
Alloy Composition
| Carbon (C), % | 0 to 0.080 | |
| 0.050 to 0.15 |
| Chromium (Cr), % | 18 to 20 | |
| 16 to 19 |
| Iron (Fe), % | 58 to 68 | |
| 66.4 to 78 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 3.0 to 4.0 | |
| 0 to 0.8 |
| Nickel (Ni), % | 11 to 15 | |
| 6.0 to 9.5 |
| 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 2.0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.015 |