Table 2: Heat treatments routes of the steel studied.
| Sample name | Austenitizing temperature (℃) | Preheating time (min) | Austenitizing time (min) | Cooling medium | Heat treatment |
| HTS.1 | 855 | 60 | 30 | Tube Furnace | Continuous cooling |
| HTS.2 | 855 | 60 | 30 | Tube Furnace | Continuous cooling |
| HTS.3 | 900 | 60 | 180 | Furnace | Continuous cooling |
| HTS.4 | 900 | 60 | 180 | Furnace | Continuous cooling |
| HTS.5 | 900 | 60 | 120 | Furnace | Continuous cooling |
| HTS.6 | 900 | 60 | 120 | Furnace | Continuous cooling |
| HTS.7 | 950 | 60 | 60 | Furnace | Continuous cooling |
| HTS.8 | 900 | 60 | 120 | Furnace | Continuous cooling |
| HTS.9 | 900 | 60 | 120 | Furnace | Continuous cooling |
| HTS.10 | 900 | 60 | 120 | Furnace | Continuous cooling |
| HTS.11 | 900 | 60 | 120 | Furnace | Continuous cooling |
| HTS.12 | 900 | 60 | 120 | Furnace | Continuous cooling |
| HTS.13 | 900 | 60 | 120 | Furnace | Continuous cooling |
| HTS.14 | 900 | 60 | 120 | Furnace | Continuous cooling |