Research Article
Fracture Behavior of Ion-Nitrided AISI 4140 Steel in accordance with Variable Applied Current Density
Table 2
Parameters for the ion-nitriding processes.
| Parameter | Condition |
| Base heat treatment | Industrially quenched and tempered (Q/T) | Pressure (mbar) | 2.7 | Gas ratio (N2 : H2) | 1 : 3 | Temperature (°C) | 400 | Time (min) | 240 | Supplied current density (㎃/㎠) | 0.43 (Sample A), 0.85 (Sample B), and 1.27 (Sample C) |
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