AISI 317 Stainless Steel vs. EN 1.7230 Steel
Both AISI 317 stainless steel and EN 1.7230 steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is AISI 317 stainless steel and the bottom bar is EN 1.7230 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 220 | |
| 220 to 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 35 to 55 | |
| 11 to 12 |
| Fatigue Strength, MPa | 250 to 330 | |
| 320 to 460 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 79 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 580 to 710 | |
| 720 to 910 |
| Tensile Strength: Yield (Proof), MPa | 250 to 420 | |
| 510 to 740 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 590 | |
| 420 |
| Melting Completion (Liquidus), °C | 1400 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 44 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.3 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.6 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 21 | |
| 2.4 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 4.3 | |
| 1.5 |
| Embodied Energy, MJ/kg | 59 | |
| 20 |
| Embodied Water, L/kg | 160 | |
| 51 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 210 to 260 | |
| 79 to 97 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 150 to 430 | |
| 700 to 1460 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| 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 | |
| 12 |
| Thermal Shock Resistance, points | 12 to 15 | |
| 21 to 27 |
Alloy Composition
| Carbon (C), % | 0 to 0.080 | |
| 0.3 to 0.37 |
| Chromium (Cr), % | 18 to 20 | |
| 0.8 to 1.2 |
| Iron (Fe), % | 58 to 68 | |
| 96.7 to 98.3 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0.5 to 0.8 |
| Molybdenum (Mo), % | 3.0 to 4.0 | |
| 0.15 to 0.3 |
| Nickel (Ni), % | 11 to 15 | |
| 0 |
| Nitrogen (N), % | 0 to 0.1 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.75 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |