EN 1.1203 Steel vs. SAE-AISI 1012 Steel
Both EN 1.1203 steel and SAE-AISI 1012 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 (1, in this case) are not shown.
For each property being compared, the top bar is EN 1.1203 steel and the bottom bar is SAE-AISI 1012 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 230 | |
| 100 to 110 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 12 to 15 | |
| 21 to 31 |
| Fatigue Strength, MPa | 210 to 310 | |
| 150 to 230 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 72 | |
| 73 |
| Shear Strength, MPa | 420 to 480 | |
| 230 to 250 |
| Tensile Strength: Ultimate (UTS), MPa | 690 to 780 | |
| 360 to 400 |
| Tensile Strength: Yield (Proof), MPa | 340 to 480 | |
| 200 to 330 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 400 |
| 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 | 48 | |
| 53 |
| Thermal Expansion, µm/m-K | 12 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 6.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 7.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 1.8 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 19 | |
| 18 |
| Embodied Water, L/kg | 47 | |
| 45 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 69 to 100 | |
| 80 to 93 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 310 to 610 | |
| 110 to 300 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 25 to 28 | |
| 13 to 14 |
| Strength to Weight: Bending, points | 22 to 24 | |
| 14 to 15 |
| Thermal Diffusivity, mm2/s | 13 | |
| 14 |
| Thermal Shock Resistance, points | 22 to 25 | |
| 11 to 13 |
Alloy Composition
| Carbon (C), % | 0.52 to 0.6 | |
| 0.1 to 0.15 |
| Chromium (Cr), % | 0 to 0.4 | |
| 0 |
| Iron (Fe), % | 97.1 to 98.9 | |
| 99.16 to 99.6 |
| Manganese (Mn), % | 0.6 to 0.9 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0 |
| Nickel (Ni), % | 0 to 0.4 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.050 |