ASTM A266 Carbon Steel vs. EN 1.5521 Steel
Both ASTM A266 carbon steel and EN 1.5521 steel are iron alloys.
For each property being compared, the top bar is ASTM A266 carbon steel and the bottom bar is EN 1.5521 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 150 to 180 | |
| 130 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 21 to 26 | |
| 11 to 21 |
| Fatigue Strength, MPa | 170 to 200 | |
| 210 to 310 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Reduction in Area, % | 34 to 43 | |
| 59 to 72 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 320 to 380 | |
| 310 to 360 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 600 | |
| 430 to 1390 |
| Tensile Strength: Yield (Proof), MPa | 230 to 290 | |
| 300 to 490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 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 | 51 to 52 | |
| 51 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 to 8.2 | |
| 8.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 1.9 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 18 to 19 | |
| 19 |
| Embodied Water, L/kg | 46 to 47 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
| 44 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 140 to 230 | |
| 250 to 630 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 18 to 21 | |
| 15 to 49 |
| Strength to Weight: Bending, points | 18 to 20 | |
| 16 to 35 |
| Thermal Diffusivity, mm2/s | 14 | |
| 14 |
| Thermal Shock Resistance, points | 16 to 19 | |
| 13 to 41 |