EN 1.1151 Steel vs. EN 1.7703 Steel
Both EN 1.1151 steel and EN 1.7703 steel are iron alloys. They have a very high 97% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is EN 1.1151 steel and the bottom bar is EN 1.7703 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 130 to 150 | |
| 200 to 210 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 21 to 26 | |
| 20 |
| Fatigue Strength, MPa | 180 to 240 | |
| 320 to 340 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 74 |
| Shear Strength, MPa | 300 to 330 | |
| 420 to 430 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 520 | |
| 670 to 690 |
| Tensile Strength: Yield (Proof), MPa | 240 to 340 | |
| 460 to 500 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 460 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1470 |
| Melting Onset (Solidus), °C | 1420 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 50 | |
| 39 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.1 | |
| 7.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 | |
| 8.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 4.2 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 2.5 |
| Embodied Energy, MJ/kg | 19 | |
| 35 |
| Embodied Water, L/kg | 47 | |
| 61 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 100 | |
| 120 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 310 | |
| 570 to 650 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 18 | |
| 24 |
| Strength to Weight: Bending, points | 17 to 18 | |
| 22 |
| Thermal Diffusivity, mm2/s | 13 | |
| 11 |
| Thermal Shock Resistance, points | 15 to 16 | |
| 19 to 20 |
Alloy Composition
| Carbon (C), % | 0.17 to 0.24 | |
| 0.11 to 0.15 |
| Chromium (Cr), % | 0 to 0.4 | |
| 2.0 to 2.5 |
| Copper (Cu), % | 0 | |
| 0 to 0.2 |
| Iron (Fe), % | 97.7 to 99.43 | |
| 94.6 to 96.4 |
| Manganese (Mn), % | 0.4 to 0.7 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0.9 to 1.1 |
| Nickel (Ni), % | 0 to 0.4 | |
| 0 to 0.25 |
| Niobium (Nb), % | 0 | |
| 0 to 0.070 |
| Nitrogen (N), % | 0 | |
| 0 to 0.012 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.015 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 to 0.1 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.0050 |
| Titanium (Ti), % | 0 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 | |
| 0.25 to 0.35 |