EN 1.7216 Steel vs. SAE-AISI 6150 Steel
Both EN 1.7216 steel and SAE-AISI 6150 steel are iron alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is EN 1.7216 steel and the bottom bar is SAE-AISI 6150 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 280 | |
| 200 to 350 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 12 to 23 | |
| 15 to 23 |
| Fatigue Strength, MPa | 290 to 440 | |
| 300 to 750 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 410 to 560 | |
| 400 to 730 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 930 | |
| 630 to 1200 |
| Tensile Strength: Yield (Proof), MPa | 400 to 690 | |
| 420 to 1160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 420 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 46 | |
| 46 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 to 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 7.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 8.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 2.3 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 2.0 |
| Embodied Energy, MJ/kg | 20 | |
| 28 |
| Embodied Water, L/kg | 50 | |
| 51 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 130 | |
| 130 to 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 430 to 1280 | |
| 460 to 3590 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 23 to 33 | |
| 22 to 43 |
| Strength to Weight: Bending, points | 21 to 27 | |
| 21 to 32 |
| Thermal Diffusivity, mm2/s | 12 | |
| 13 |
| Thermal Shock Resistance, points | 19 to 27 | |
| 20 to 38 |
Alloy Composition
| Carbon (C), % | 0.27 to 0.34 | |
| 0.48 to 0.53 |
| Chromium (Cr), % | 0.8 to 1.2 | |
| 0.8 to 1.1 |
| Iron (Fe), % | 97.2 to 98.4 | |
| 96.7 to 97.7 |
| Manganese (Mn), % | 0.35 to 0.6 | |
| 0.7 to 0.9 |
| Molybdenum (Mo), % | 0.15 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 to 0.35 | |
| 0.15 to 0.35 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.040 |
| Vanadium (V), % | 0 | |
| 0.15 to 0.3 |