EN 1.3520 +AC Steel vs. EN 1.3576 +AC Steel
Both EN 1.3520 +AC steel and EN 1.3576 +AC steel are iron alloys. Both are furnished in the spheroidized condition. They have a very high 98% of their average alloy composition in common.
For each property being compared, the top bar is EN 1.3520 +AC steel and the bottom bar is EN 1.3576 +AC steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 | |
| 150 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 72 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 620 | |
| 490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 430 | |
| 420 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1460 |
| Melting Onset (Solidus), °C | 1400 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 43 | |
| 46 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
| 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.6 | |
| 8.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.6 | |
| 3.4 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 1.7 |
| Embodied Energy, MJ/kg | 20 | |
| 22 |
| Embodied Water, L/kg | 54 | |
| 53 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 22 | |
| 17 |
| Strength to Weight: Bending, points | 21 | |
| 17 |
| Thermal Diffusivity, mm2/s | 12 | |
| 12 |
| Thermal Shock Resistance, points | 18 | |
| 14 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.050 | |
| 0 to 0.050 |
| Carbon (C), % | 0.93 to 1.1 | |
| 0.17 to 0.23 |
| Chromium (Cr), % | 1.4 to 1.7 | |
| 0.35 to 0.65 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 to 0.3 |
| Iron (Fe), % | 95.9 to 97.2 | |
| 95.5 to 97.5 |
| Manganese (Mn), % | 1.0 to 1.2 | |
| 0.4 to 0.7 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0.2 to 0.3 |
| Nickel (Ni), % | 0 | |
| 1.6 to 2.0 |
| Oxygen (O), % | 0 to 0.0015 | |
| 0 to 0.0020 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.025 |
| Silicon (Si), % | 0.45 to 0.75 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |