Nickel 693 vs. EN 1.4123 Stainless Steel
Nickel 693 belongs to the nickel alloys classification, while EN 1.4123 stainless steel belongs to the iron alloys. They have a modest 21% of their average alloy composition in common, which, by itself, doesn't mean much. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is nickel 693 and the bottom bar is EN 1.4123 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 76 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 660 | |
| 720 to 810 |
Thermal Properties
| Latent Heat of Fusion, J/g | 330 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 1010 | |
| 840 |
| Melting Completion (Liquidus), °C | 1350 | |
| 1450 |
| Melting Onset (Solidus), °C | 1310 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 480 |
| Thermal Conductivity, W/m-K | 9.1 | |
| 23 |
| Thermal Expansion, µm/m-K | 13 | |
| 10 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 60 | |
| 10 |
| Density, g/cm3 | 8.1 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 9.9 | |
| 4.2 |
| Embodied Energy, MJ/kg | 140 | |
| 62 |
| Embodied Water, L/kg | 320 | |
| 120 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 23 | |
| 26 to 29 |
| Strength to Weight: Bending, points | 21 | |
| 23 to 25 |
| Thermal Diffusivity, mm2/s | 2.3 | |
| 6.3 |
| Thermal Shock Resistance, points | 19 | |
| 26 to 29 |
Alloy Composition
| Aluminum (Al), % | 2.5 to 4.0 | |
| 0 |
| Carbon (C), % | 0 to 0.15 | |
| 0.35 to 0.5 |
| Chromium (Cr), % | 27 to 31 | |
| 14 to 16.5 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 |
| Iron (Fe), % | 2.5 to 6.0 | |
| 76.7 to 84.6 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 1.0 to 2.5 |
| Nickel (Ni), % | 53.3 to 67.5 | |
| 0 to 0.5 |
| Niobium (Nb), % | 0.5 to 2.5 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0.1 to 0.3 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.030 |
| Titanium (Ti), % | 0 to 1.0 | |
| 0 |
| Vanadium (V), % | 0 | |
| 0 to 1.5 |