EN 1.1127 Steel vs. Nickel 690
EN 1.1127 steel belongs to the iron alloys classification, while nickel 690 belongs to the nickel alloys.
For each property being compared, the top bar is EN 1.1127 steel and the bottom bar is nickel 690.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 230 | |
| 90 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 14 to 25 | |
| 3.4 to 34 |
| Fatigue Strength, MPa | 280 to 370 | |
| 180 to 300 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 79 |
| Shear Strength, MPa | 420 to 480 | |
| 420 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 660 to 790 | |
| 640 to 990 |
| Tensile Strength: Yield (Proof), MPa | 410 to 580 | |
| 250 to 760 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 320 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 1010 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1380 |
| Melting Onset (Solidus), °C | 1410 | |
| 1340 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 49 | |
| 14 |
| Thermal Expansion, µm/m-K | 12 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 1.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 1.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.1 | |
| 50 |
| Density, g/cm3 | 7.8 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 8.2 |
| Embodied Energy, MJ/kg | 19 | |
| 120 |
| Embodied Water, L/kg | 49 | |
| 290 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 90 to 140 | |
| 31 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 440 to 880 | |
| 160 to 1440 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 23 to 28 | |
| 21 to 33 |
| Strength to Weight: Bending, points | 22 to 24 | |
| 20 to 27 |
| Thermal Diffusivity, mm2/s | 13 | |
| 3.5 |
| Thermal Shock Resistance, points | 21 to 25 | |
| 16 to 25 |
Alloy Composition
| Carbon (C), % | 0.34 to 0.42 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 to 0.4 | |
| 27 to 31 |
| Copper (Cu), % | 0 | |
| 0 to 0.5 |
| Iron (Fe), % | 96.6 to 98.1 | |
| 7.0 to 11 |
| Manganese (Mn), % | 1.4 to 1.7 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0 |
| Nickel (Ni), % | 0 to 0.4 | |
| 58 to 66 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 to 0.015 |