Nickel 690 vs. AISI 317 Stainless Steel
Nickel 690 belongs to the nickel alloys classification, while AISI 317 stainless steel belongs to the iron alloys. They have 42% 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 nickel 690 and the bottom bar is AISI 317 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 90 | |
| 170 to 220 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 3.4 to 34 | |
| 35 to 55 |
| Fatigue Strength, MPa | 180 to 300 | |
| 250 to 330 |
| Poisson's Ratio | 0.28 | |
| 0.28 |
| Shear Modulus, GPa | 79 | |
| 79 |
| Shear Strength, MPa | 420 to 570 | |
| 420 to 470 |
| Tensile Strength: Ultimate (UTS), MPa | 640 to 990 | |
| 580 to 710 |
| Tensile Strength: Yield (Proof), MPa | 250 to 760 | |
| 250 to 420 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 1010 | |
| 590 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1400 |
| Melting Onset (Solidus), °C | 1340 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 14 | |
| 15 |
| Thermal Expansion, µm/m-K | 14 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.5 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.6 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 21 |
| Density, g/cm3 | 8.3 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 8.2 | |
| 4.3 |
| Embodied Energy, MJ/kg | 120 | |
| 59 |
| Embodied Water, L/kg | 290 | |
| 160 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 31 to 170 | |
| 210 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 1440 | |
| 150 to 430 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 21 to 33 | |
| 20 to 25 |
| Strength to Weight: Bending, points | 20 to 27 | |
| 20 to 22 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 4.1 |
| Thermal Shock Resistance, points | 16 to 25 | |
| 12 to 15 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.080 |
| Chromium (Cr), % | 27 to 31 | |
| 18 to 20 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 |
| Iron (Fe), % | 7.0 to 11 | |
| 58 to 68 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 3.0 to 4.0 |
| Nickel (Ni), % | 58 to 66 | |
| 11 to 15 |
| Nitrogen (N), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.030 |