EN 1.7335 Steel vs. ASTM A387 Grade 11 Steel
Both EN 1.7335 steel and ASTM A387 grade 11 steel are iron alloys. Their average alloy composition is basically identical. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.7335 steel and the bottom bar is ASTM A387 grade 11 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 150 to 160 | |
| 150 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 21 to 22 | |
| 25 |
| Fatigue Strength, MPa | 200 to 220 | |
| 200 to 250 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 310 to 330 | |
| 320 to 390 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 520 | |
| 500 to 600 |
| Tensile Strength: Yield (Proof), MPa | 280 to 310 | |
| 270 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 430 | |
| 430 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 44 | |
| 39 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 8.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.8 | |
| 2.9 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 1.6 |
| Embodied Energy, MJ/kg | 21 | |
| 21 |
| Embodied Water, L/kg | 52 | |
| 53 |
Common Calculations
| PREN (Pitting Resistance) | 2.7 | |
| 3.1 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 91 to 97 | |
| 100 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 260 | |
| 200 to 320 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 18 | |
| 18 to 21 |
| Strength to Weight: Bending, points | 18 | |
| 18 to 20 |
| Thermal Diffusivity, mm2/s | 12 | |
| 11 |
| Thermal Shock Resistance, points | 15 | |
| 15 to 18 |
Alloy Composition
| Carbon (C), % | 0.080 to 0.18 | |
| 0.050 to 0.17 |
| Chromium (Cr), % | 0.7 to 1.2 | |
| 1.0 to 1.5 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 96.4 to 98.4 | |
| 96.2 to 97.6 |
| Manganese (Mn), % | 0.4 to 1.0 | |
| 0.4 to 0.65 |
| Molybdenum (Mo), % | 0.4 to 0.6 | |
| 0.45 to 0.65 |
| Nitrogen (N), % | 0 to 0.012 | |
| 0 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.35 | |
| 0.5 to 0.8 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.025 |