Type 4 Magnetic Alloy vs. K94200 Alloy
Type 4 magnetic alloy belongs to the nickel alloys classification, while K94200 alloy belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is Type 4 magnetic alloy and the bottom bar is K94200 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 140 |
| Elongation at Break, % | 2.0 to 40 | |
| 5.0 to 32 |
| Poisson's Ratio | 0.31 | |
| 0.34 |
| Shear Modulus, GPa | 73 | |
| 54 |
| Shear Strength, MPa | 420 to 630 | |
| 330 to 410 |
| Tensile Strength: Ultimate (UTS), MPa | 620 to 1100 | |
| 500 to 710 |
| Tensile Strength: Yield (Proof), MPa | 270 to 1040 | |
| 270 to 650 |
Thermal Properties
| Curie Temperature, °C | 460 | |
| 350 |
| Melting Onset (Solidus), °C | 1370 | |
| 1440 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 500 |
| Thermal Expansion, µm/m-K | 11 | |
| 5.0 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
| 2.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 3.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.8 | |
| 8.2 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 22 to 200 | |
| 35 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 190 to 2840 | |
| 250 to 1460 |
| Stiffness to Weight: Axial, points | 12 | |
| 9.8 |
| Stiffness to Weight: Bending, points | 22 | |
| 21 |
| Strength to Weight: Axial, points | 19 to 35 | |
| 17 to 24 |
| Strength to Weight: Bending, points | 18 to 27 | |
| 17 to 22 |
| Thermal Shock Resistance, points | 21 to 37 | |
| 49 to 70 |