K94200 Alloy vs. EN 1.4421 Stainless Steel
Both K94200 alloy and EN 1.4421 stainless steel are iron alloys. There are 21 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 EN 1.4421 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 200 |
| Elongation at Break, % | 5.0 to 32 | |
| 11 to 17 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 54 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 880 to 1100 |
| Tensile Strength: Yield (Proof), MPa | 270 to 650 | |
| 620 to 950 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 480 |
| Thermal Conductivity, W/m-K | 15 | |
| 16 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.7 | |
| 2.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 2.5 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 7.8 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 35 to 130 | |
| 120 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 to 1460 | |
| 960 to 2270 |
| Stiffness to Weight: Axial, points | 9.8 | |
| 14 |
| Stiffness to Weight: Bending, points | 21 | |
| 25 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 31 to 39 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 26 to 30 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 4.4 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 31 to 39 |