K94200 Alloy vs. C19020 Copper
K94200 alloy belongs to the iron alloys classification, while C19020 copper belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is K94200 alloy and the bottom bar is C19020 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 120 |
| Elongation at Break, % | 5.0 to 32 | |
| 2.3 to 5.7 |
| Poisson's Ratio | 0.34 | |
| 0.34 |
| Shear Modulus, GPa | 54 | |
| 44 |
| Shear Strength, MPa | 330 to 410 | |
| 260 to 340 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 440 to 590 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1030 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 390 |
| Thermal Conductivity, W/m-K | 15 | |
| 190 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.7 | |
| 50 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 50 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 8.9 |
Common Calculations
| Stiffness to Weight: Axial, points | 9.8 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 21 | |
| 18 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 14 to 18 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 14 to 18 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 55 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 16 to 21 |