EN 1.4646 Stainless Steel vs. EN 1.6368 Steel
Both EN 1.4646 stainless steel and EN 1.6368 steel are iron alloys. They have 67% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is EN 1.4646 stainless steel and the bottom bar is EN 1.6368 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 220 | |
| 200 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 34 | |
| 18 |
| Fatigue Strength, MPa | 340 | |
| 310 to 330 |
| Impact Strength: V-Notched Charpy, J | 90 | |
| 43 to 46 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Shear Strength, MPa | 500 | |
| 410 to 430 |
| Tensile Strength: Ultimate (UTS), MPa | 750 | |
| 660 to 690 |
| Tensile Strength: Yield (Proof), MPa | 430 | |
| 460 to 490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 910 | |
| 410 |
| Melting Completion (Liquidus), °C | 1390 | |
| 1460 |
| Melting Onset (Solidus), °C | 1340 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 3.4 |
| Density, g/cm3 | 7.7 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 1.7 |
| Embodied Energy, MJ/kg | 41 | |
| 22 |
| Embodied Water, L/kg | 160 | |
| 53 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 220 | |
| 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 | |
| 580 to 650 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 27 | |
| 23 to 24 |
| Strength to Weight: Bending, points | 24 | |
| 21 to 22 |
| Thermal Shock Resistance, points | 16 | |
| 20 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0.015 to 0.040 |
| Carbon (C), % | 0.020 to 0.1 | |
| 0 to 0.17 |
| Chromium (Cr), % | 17 to 19 | |
| 0 to 0.3 |
| Copper (Cu), % | 1.5 to 3.0 | |
| 0.5 to 0.8 |
| Iron (Fe), % | 59 to 67.3 | |
| 95.1 to 97.2 |
| Manganese (Mn), % | 10.5 to 12.5 | |
| 0.8 to 1.2 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0.25 to 0.5 |
| Nickel (Ni), % | 3.5 to 4.5 | |
| 1.0 to 1.3 |
| Niobium (Nb), % | 0 | |
| 0.015 to 0.045 |
| Nitrogen (N), % | 0.2 to 0.3 | |
| 0 to 0.020 |
| Phosphorus (P), % | 0 to 0.050 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 1.0 | |
| 0.25 to 0.5 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.010 |