ASTM A372 Grade J Steel vs. EN 1.3539 Steel
Both ASTM A372 grade J steel and EN 1.3539 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is ASTM A372 grade J steel and the bottom bar is EN 1.3539 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 310 | |
| 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 1020 | |
| 670 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 450 |
| 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 | 44 | |
| 39 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 7.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 8.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 3.2 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 1.7 |
| Embodied Energy, MJ/kg | 20 | |
| 22 |
| Embodied Water, L/kg | 51 | |
| 57 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 23 to 36 | |
| 24 |
| Strength to Weight: Bending, points | 21 to 29 | |
| 22 |
| Thermal Diffusivity, mm2/s | 12 | |
| 11 |
| Thermal Shock Resistance, points | 19 to 30 | |
| 20 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.050 |
| Carbon (C), % | 0.35 to 0.5 | |
| 0.93 to 1.1 |
| Chromium (Cr), % | 0.8 to 1.2 | |
| 1.8 to 2.1 |
| Copper (Cu), % | 0 | |
| 0 to 0.3 |
| Iron (Fe), % | 96.7 to 97.8 | |
| 95.2 to 96.5 |
| Manganese (Mn), % | 0.75 to 1.1 | |
| 0.8 to 1.1 |
| Molybdenum (Mo), % | 0.15 to 0.25 | |
| 0.5 to 0.6 |
| Oxygen (O), % | 0 | |
| 0 to 0.0015 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.025 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0.4 to 0.6 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.030 |