EN 1.6368 Steel vs. EN 1.6570 Steel
Both EN 1.6368 steel and EN 1.6570 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 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 EN 1.6368 steel and the bottom bar is EN 1.6570 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 210 | |
| 270 to 340 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 18 | |
| 11 to 17 |
| Fatigue Strength, MPa | 310 to 330 | |
| 500 to 660 |
| Impact Strength: V-Notched Charpy, J | 43 to 46 | |
| 40 to 48 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 660 to 690 | |
| 910 to 1130 |
| Tensile Strength: Yield (Proof), MPa | 460 to 490 | |
| 760 to 1060 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 440 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 40 | |
| 40 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.5 | |
| 7.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
| 8.8 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 3.4 | |
| 3.9 |
| Density, g/cm3 | 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.7 | |
| 1.7 |
| Embodied Energy, MJ/kg | 22 | |
| 23 |
| Embodied Water, L/kg | 53 | |
| 56 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 120 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 580 to 650 | |
| 1520 to 3010 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 23 to 24 | |
| 32 to 40 |
| Strength to Weight: Bending, points | 21 to 22 | |
| 27 to 31 |
| Thermal Diffusivity, mm2/s | 11 | |
| 11 |
| Thermal Shock Resistance, points | 20 | |
| 27 to 33 |
Alloy Composition
| Aluminum (Al), % | 0.015 to 0.040 | |
| 0 |
| Carbon (C), % | 0 to 0.17 | |
| 0.28 to 0.35 |
| Chromium (Cr), % | 0 to 0.3 | |
| 1.0 to 1.4 |
| Copper (Cu), % | 0.5 to 0.8 | |
| 0 |
| Iron (Fe), % | 95.1 to 97.2 | |
| 94 to 96.2 |
| Manganese (Mn), % | 0.8 to 1.2 | |
| 0.6 to 1.0 |
| Molybdenum (Mo), % | 0.25 to 0.5 | |
| 0.3 to 0.5 |
| Nickel (Ni), % | 1.0 to 1.3 | |
| 1.6 to 2.1 |
| Niobium (Nb), % | 0.015 to 0.045 | |
| 0 |
| Nitrogen (N), % | 0 to 0.020 | |
| 0 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.020 |
| Silicon (Si), % | 0.25 to 0.5 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.015 |