K94200 Alloy vs. Austempered Cast Iron
Both K94200 alloy and austempered cast iron are iron 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 austempered cast iron.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 180 |
| Elongation at Break, % | 5.0 to 32 | |
| 1.1 to 13 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 54 | |
| 62 to 69 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 860 to 1800 |
| Tensile Strength: Yield (Proof), MPa | 270 to 650 | |
| 560 to 1460 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1340 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 490 |
| Thermal Conductivity, W/m-K | 15 | |
| 42 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 7.5 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 35 to 130 | |
| 19 to 95 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 to 1460 | |
| 880 to 3970 |
| Stiffness to Weight: Axial, points | 9.8 | |
| 13 |
| Stiffness to Weight: Bending, points | 21 | |
| 25 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 32 to 66 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 27 to 44 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 11 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 25 to 53 |