ASTM A387 Grade 2 Steel vs. EN 1.7386 Steel
Both ASTM A387 grade 2 steel and EN 1.7386 steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. 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 ASTM A387 grade 2 steel and the bottom bar is EN 1.7386 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 140 to 170 | |
| 170 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 25 | |
| 18 to 21 |
| Fatigue Strength, MPa | 190 to 250 | |
| 170 to 290 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 75 |
| Shear Strength, MPa | 300 to 350 | |
| 340 to 410 |
| Tensile Strength: Ultimate (UTS), MPa | 470 to 550 | |
| 550 to 670 |
| Tensile Strength: Yield (Proof), MPa | 260 to 350 | |
| 240 to 440 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 600 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1450 |
| Melting Onset (Solidus), °C | 1420 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 45 | |
| 26 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 9.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 10 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.6 | |
| 6.5 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.6 | |
| 2.0 |
| Embodied Energy, MJ/kg | 20 | |
| 28 |
| Embodied Water, L/kg | 50 | |
| 88 |
Common Calculations
| PREN (Pitting Resistance) | 2.4 | |
| 12 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 120 | |
| 92 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 180 to 320 | |
| 150 to 490 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 16 to 20 | |
| 20 to 24 |
| Strength to Weight: Bending, points | 17 to 19 | |
| 19 to 22 |
| Thermal Diffusivity, mm2/s | 12 | |
| 6.9 |
| Thermal Shock Resistance, points | 14 to 16 | |
| 15 to 18 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.040 |
| Carbon (C), % | 0.050 to 0.21 | |
| 0.080 to 0.15 |
| Chromium (Cr), % | 0.5 to 0.8 | |
| 8.0 to 10 |
| Copper (Cu), % | 0 | |
| 0 to 0.3 |
| Iron (Fe), % | 97.1 to 98.3 | |
| 86.8 to 90.5 |
| Manganese (Mn), % | 0.55 to 0.8 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0.45 to 0.6 | |
| 0.9 to 1.1 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.025 |
| Silicon (Si), % | 0.15 to 0.4 | |
| 0.25 to 1.0 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 to 0.010 |