EN 1.7216 Steel vs. EN 1.0225 Steel
Both EN 1.7216 steel and EN 1.0225 steel are iron alloys. They have a very high 99% of their average alloy composition in common.
For each property being compared, the top bar is EN 1.7216 steel and the bottom bar is EN 1.0225 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 280 | |
| 130 to 140 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 12 to 23 | |
| 6.7 to 24 |
| Fatigue Strength, MPa | 290 to 440 | |
| 170 to 220 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 410 to 560 | |
| 280 to 290 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 930 | |
| 440 to 500 |
| Tensile Strength: Yield (Proof), MPa | 400 to 690 | |
| 230 to 380 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 400 |
| 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 | 46 | |
| 52 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 8.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 1.8 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 1.4 |
| Embodied Energy, MJ/kg | 20 | |
| 18 |
| Embodied Water, L/kg | 50 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 130 | |
| 31 to 95 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 430 to 1280 | |
| 140 to 390 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 23 to 33 | |
| 16 to 18 |
| Strength to Weight: Bending, points | 21 to 27 | |
| 16 to 18 |
| Thermal Diffusivity, mm2/s | 12 | |
| 14 |
| Thermal Shock Resistance, points | 19 to 27 | |
| 14 to 16 |
Alloy Composition
| Carbon (C), % | 0.27 to 0.34 | |
| 0 to 0.21 |
| Chromium (Cr), % | 0.8 to 1.2 | |
| 0 |
| Iron (Fe), % | 97.2 to 98.4 | |
| 98 to 100 |
| Manganese (Mn), % | 0.35 to 0.6 | |
| 0 to 1.4 |
| Molybdenum (Mo), % | 0.15 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.35 | |
| 0 to 0.35 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.045 |