EN 1.5502 Steel vs. ASTM A387 Grade 2 Steel
Both EN 1.5502 steel and ASTM A387 grade 2 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 31 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 1.5502 steel and the bottom bar is ASTM A387 grade 2 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 120 to 160 | |
| 140 to 170 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 12 to 20 | |
| 25 |
| Fatigue Strength, MPa | 190 to 290 | |
| 190 to 250 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 280 to 330 | |
| 300 to 350 |
| Tensile Strength: Ultimate (UTS), MPa | 400 to 1380 | |
| 470 to 550 |
| Tensile Strength: Yield (Proof), MPa | 270 to 440 | |
| 260 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 420 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1470 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 52 | |
| 45 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 | |
| 8.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 2.6 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.6 |
| Embodied Energy, MJ/kg | 19 | |
| 20 |
| Embodied Water, L/kg | 47 | |
| 50 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 41 to 210 | |
| 98 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 200 to 520 | |
| 180 to 320 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 14 to 49 | |
| 16 to 20 |
| Strength to Weight: Bending, points | 15 to 35 | |
| 17 to 19 |
| Thermal Diffusivity, mm2/s | 14 | |
| 12 |
| Thermal Shock Resistance, points | 12 to 40 | |
| 14 to 16 |
Alloy Composition
| Boron (B), % | 0.00080 to 0.0050 | |
| 0 |
| Carbon (C), % | 0.15 to 0.2 | |
| 0.050 to 0.21 |
| Chromium (Cr), % | 0 to 0.3 | |
| 0.5 to 0.8 |
| Copper (Cu), % | 0 to 0.25 | |
| 0 |
| Iron (Fe), % | 98 to 99.249 | |
| 97.1 to 98.3 |
| Manganese (Mn), % | 0.6 to 0.9 | |
| 0.55 to 0.8 |
| Molybdenum (Mo), % | 0 | |
| 0.45 to 0.6 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.3 | |
| 0.15 to 0.4 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 to 0.025 |