SAE-AISI 8740 Steel vs. N07041 Nickel
SAE-AISI 8740 steel belongs to the iron alloys classification, while N07041 nickel belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 8740 steel and the bottom bar is N07041 nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 220 |
| Elongation at Break, % | 11 to 23 | |
| 14 |
| Fatigue Strength, MPa | 270 to 350 | |
| 540 |
| Shear Strength, MPa | 370 to 400 | |
| 850 |
| Tensile Strength: Ultimate (UTS), MPa | 580 to 670 | |
| 1400 |
| Tensile Strength: Yield (Proof), MPa | 380 to 570 | |
| 1050 |
Thermal Properties
| Melting Onset (Solidus), °C | 1420 | |
| 1320 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 450 |
| Thermal Conductivity, W/m-K | 39 | |
| 11 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 8.2 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 120 | |
| 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 390 to 850 | |
| 2510 |
| Stiffness to Weight: Axial, points | 13 | |
| 15 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 20 to 24 | |
| 47 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 34 |
| Thermal Diffusivity, mm2/s | 10 | |
| 3.0 |
| Thermal Shock Resistance, points | 17 to 20 | |
| 38 |