EN 1.7221 Steel vs. ASTM A148 Cast Steel
Both EN 1.7221 steel and ASTM A148 cast steel are iron alloys. There are 30 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 1.7221 steel and the bottom bar is ASTM A148 cast steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 230 | |
| 190 to 390 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 11 to 17 | |
| 5.7 to 25 |
| Fatigue Strength, MPa | 290 to 390 | |
| 280 to 670 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 780 | |
| 630 to 1300 |
| Tensile Strength: Yield (Proof), MPa | 430 to 630 | |
| 390 to 1160 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 400 to 430 |
| 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 | 44 | |
| 37 to 47 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 7.3 to 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 8.3 to 8.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 2.3 to 3.3 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 1.5 to 1.7 |
| Embodied Energy, MJ/kg | 20 | |
| 20 to 22 |
| Embodied Water, L/kg | 51 | |
| 48 to 53 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 83 to 98 | |
| 71 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 490 to 1050 | |
| 400 to 3570 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 23 to 27 | |
| 22 to 46 |
| Strength to Weight: Bending, points | 21 to 24 | |
| 21 to 34 |
| Thermal Diffusivity, mm2/s | 12 | |
| 9.9 to 13 |
| Thermal Shock Resistance, points | 19 to 23 | |
| 18 to 38 |