EN 1.5662 Steel vs. EN 1.6579 Steel
Both EN 1.5662 steel and EN 1.6579 steel are iron alloys. They have a moderately high 92% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is EN 1.5662 steel and the bottom bar is EN 1.6579 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 220 to 230 | |
| 260 to 290 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 20 | |
| 11 to 14 |
| Fatigue Strength, MPa | 380 to 450 | |
| 380 to 570 |
| Impact Strength: V-Notched Charpy, J | 91 to 130 | |
| 35 to 41 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 740 to 750 | |
| 850 to 980 |
| Tensile Strength: Yield (Proof), MPa | 550 to 660 | |
| 600 to 910 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 430 | |
| 440 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1410 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 8.7 | |
| 7.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 9.8 | |
| 8.8 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 7.5 | |
| 3.7 |
| Density, g/cm3 | 8.0 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.3 | |
| 1.7 |
| Embodied Energy, MJ/kg | 31 | |
| 22 |
| Embodied Water, L/kg | 63 | |
| 56 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 150 | |
| 100 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 810 to 1150 | |
| 950 to 2210 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 26 | |
| 30 to 35 |
| Strength to Weight: Bending, points | 23 | |
| 25 to 28 |
| Thermal Shock Resistance, points | 22 | |
| 25 to 29 |
Alloy Composition
| Carbon (C), % | 0 to 0.1 | |
| 0.32 to 0.38 |
| Chromium (Cr), % | 0 | |
| 1.4 to 1.7 |
| Iron (Fe), % | 88.6 to 91.2 | |
| 94.2 to 96.1 |
| Manganese (Mn), % | 0.3 to 0.8 | |
| 0.6 to 1.0 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0.15 to 0.35 |
| Nickel (Ni), % | 8.5 to 10 | |
| 1.4 to 1.7 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.35 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.0050 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 to 0.050 | |
| 0 |