K94200 Alloy vs. SAE-AISI A4 Steel
Both K94200 alloy and SAE-AISI A4 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 A4 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 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 710 to 2050 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1410 |
| 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 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 8.6 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 7.8 |
Common Calculations
| Stiffness to Weight: Axial, points | 9.8 | |
| 13 |
| Stiffness to Weight: Bending, points | 21 | |
| 24 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 25 to 73 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 23 to 46 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 11 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 23 to 67 |