K94200 Alloy vs. AISI 440A Stainless Steel
Both K94200 alloy and AISI 440A stainless steel are iron alloys. There are 21 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 K94200 alloy and the bottom bar is AISI 440A stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 200 |
| Elongation at Break, % | 5.0 to 32 | |
| 5.0 to 20 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 54 | |
| 77 |
| Shear Strength, MPa | 330 to 410 | |
| 450 to 1040 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 730 to 1790 |
| Tensile Strength: Yield (Proof), MPa | 270 to 650 | |
| 420 to 1650 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 23 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.7 | |
| 2.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 2.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 7.7 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 35 to 130 | |
| 87 to 120 |
| Stiffness to Weight: Axial, points | 9.8 | |
| 14 |
| Stiffness to Weight: Bending, points | 21 | |
| 25 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 26 to 65 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 23 to 43 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 6.2 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 26 to 65 |