EN 1.4029 Stainless Steel vs. Nickel 684
EN 1.4029 stainless steel belongs to the iron alloys classification, while nickel 684 belongs to the nickel alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is EN 1.4029 stainless steel and the bottom bar is nickel 684.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 10 to 20 | |
| 11 |
| Fatigue Strength, MPa | 270 to 400 | |
| 390 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 76 | |
| 76 |
| Shear Strength, MPa | 440 to 550 | |
| 710 |
| Tensile Strength: Ultimate (UTS), MPa | 700 to 930 | |
| 1190 |
| Tensile Strength: Yield (Proof), MPa | 410 to 740 | |
| 800 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 320 |
| Maximum Temperature: Mechanical, °C | 750 | |
| 1000 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1370 |
| Melting Onset (Solidus), °C | 1400 | |
| 1320 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Expansion, µm/m-K | 10 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 7.0 | |
| 75 |
| Density, g/cm3 | 7.7 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 2.0 | |
| 10 |
| Embodied Energy, MJ/kg | 28 | |
| 140 |
| Embodied Water, L/kg | 100 | |
| 360 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 89 to 120 | |
| 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 440 to 1410 | |
| 1610 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 23 |
| Strength to Weight: Axial, points | 25 to 33 | |
| 40 |
| Strength to Weight: Bending, points | 23 to 27 | |
| 30 |
| Thermal Shock Resistance, points | 26 to 34 | |
| 34 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 2.5 to 3.3 |
| Boron (B), % | 0 | |
| 0.0030 to 0.010 |
| Carbon (C), % | 0.25 to 0.32 | |
| 0 to 0.15 |
| Chromium (Cr), % | 12 to 13.5 | |
| 15 to 20 |
| Cobalt (Co), % | 0 | |
| 13 to 20 |
| Copper (Cu), % | 0 | |
| 0 to 0.15 |
| Iron (Fe), % | 82.8 to 87.6 | |
| 0 to 4.0 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 to 0.75 |
| Molybdenum (Mo), % | 0 to 0.6 | |
| 3.0 to 5.0 |
| Nickel (Ni), % | 0 | |
| 42.7 to 64 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.015 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.75 |
| Sulfur (S), % | 0.15 to 0.25 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 2.5 to 3.3 |