EN 1.5507 Steel vs. Grade FDC Steel
Both EN 1.5507 steel and grade FDC steel are iron alloys. Their average alloy composition is basically identical.
For each property being compared, the top bar is EN 1.5507 steel and the bottom bar is grade FDC steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 140 to 260 | |
| 510 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Reduction in Area, % | 58 to 72 | |
| 42 |
| Shear Modulus, GPa | 73 | |
| 80 |
| Tensile Strength: Ultimate (UTS), MPa | 450 to 880 | |
| 1680 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 400 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1450 |
| Melting Onset (Solidus), °C | 1420 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 49 | |
| 51 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.0 | |
| 1.9 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 19 | |
| 19 |
| Embodied Water, L/kg | 49 | |
| 47 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 31 | |
| 60 |
| Strength to Weight: Bending, points | 17 to 26 | |
| 40 |
| Thermal Diffusivity, mm2/s | 13 | |
| 14 |
| Thermal Shock Resistance, points | 13 to 26 | |
| 50 |
Alloy Composition
| Aluminum (Al), % | 0.020 to 0.080 | |
| 0 |
| Boron (B), % | 0.00080 to 0.0050 | |
| 0 |
| Carbon (C), % | 0.21 to 0.25 | |
| 0.6 to 0.75 |
| Chromium (Cr), % | 0.25 to 0.35 | |
| 0 to 0.3 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 to 0.12 |
| Iron (Fe), % | 97.8 to 98.7 | |
| 98 to 99.4 |
| Manganese (Mn), % | 0.8 to 1.0 | |
| 0.5 to 1.2 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.15 | |
| 0.1 to 0.35 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.025 |
| Titanium (Ti), % | 0 to 0.060 | |
| 0 |