K94200 Alloy vs. SAE-AISI S7 Steel
Both K94200 alloy and SAE-AISI S7 steel are iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is K94200 alloy and the bottom bar is SAE-AISI S7 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 54 | |
| 74 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 670 to 2030 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 40 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.7 | |
| 7.8 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 9.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 7.8 |
Common Calculations
| Stiffness to Weight: Axial, points | 9.8 | |
| 14 |
| Stiffness to Weight: Bending, points | 21 | |
| 25 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 24 to 72 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 22 to 46 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 11 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 22 to 66 |