ASTM Grade HN Steel vs. K94200 Alloy
Both ASTM grade HN steel and K94200 alloy are iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.
For each property being compared, the top bar is ASTM grade HN steel and the bottom bar is K94200 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 140 |
| Elongation at Break, % | 9.0 | |
| 5.0 to 32 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 77 | |
| 54 |
| Tensile Strength: Ultimate (UTS), MPa | 500 | |
| 500 to 710 |
Thermal Properties
| Melting Onset (Solidus), °C | 1350 | |
| 1440 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 500 |
| Thermal Conductivity, W/m-K | 13 | |
| 15 |
| Thermal Expansion, µm/m-K | 16 | |
| 5.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 8.2 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 9.8 |
| Stiffness to Weight: Bending, points | 25 | |
| 21 |
| Strength to Weight: Axial, points | 17 | |
| 17 to 24 |
| Strength to Weight: Bending, points | 18 | |
| 17 to 22 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 3.7 |
| Thermal Shock Resistance, points | 11 | |
| 49 to 70 |