EN 1.1127 Steel vs. SAE-AISI D2 Steel
Both EN 1.1127 steel and SAE-AISI D2 steel are iron alloys. They have 85% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is EN 1.1127 steel and the bottom bar is SAE-AISI D2 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 14 to 25 | |
| 5.0 to 16 |
| Fatigue Strength, MPa | 280 to 370 | |
| 310 to 860 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 75 |
| Shear Strength, MPa | 420 to 480 | |
| 460 to 1160 |
| Tensile Strength: Ultimate (UTS), MPa | 660 to 790 | |
| 760 to 2000 |
| Tensile Strength: Yield (Proof), MPa | 410 to 580 | |
| 470 to 1510 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1440 |
| Melting Onset (Solidus), °C | 1410 | |
| 1390 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 49 | |
| 31 |
| Thermal Expansion, µm/m-K | 12 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 4.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 5.1 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 8.0 |
| Density, g/cm3 | 7.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 3.4 |
| Embodied Energy, MJ/kg | 19 | |
| 50 |
| Embodied Water, L/kg | 49 | |
| 100 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 90 to 140 | |
| 92 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 440 to 880 | |
| 570 to 5940 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 23 to 28 | |
| 27 to 72 |
| Strength to Weight: Bending, points | 22 to 24 | |
| 24 to 46 |
| Thermal Diffusivity, mm2/s | 13 | |
| 8.3 |
| Thermal Shock Resistance, points | 21 to 25 | |
| 25 to 67 |
Alloy Composition
| Carbon (C), % | 0.34 to 0.42 | |
| 1.4 to 1.6 |
| Chromium (Cr), % | 0 to 0.4 | |
| 11 to 13 |
| Copper (Cu), % | 0 | |
| 0 to 0.25 |
| Iron (Fe), % | 96.6 to 98.1 | |
| 81.3 to 86.9 |
| Manganese (Mn), % | 1.4 to 1.7 | |
| 0 to 0.6 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0.7 to 1.2 |
| Nickel (Ni), % | 0 to 0.4 | |
| 0 to 0.3 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.030 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 | |
| 0 to 1.1 |