| Simulation Model No. | Frequency of saving thermal time-steps | |
| During welding process | During cooling operation | |
| Model 1 | Every time-step | Every time-step |
| Model 2 | 1 time-step in 2 | 1 time-step in 2 |
| Model 3 | 1 time-step in 2 | Every time-step |
| Model 4 | 1 time-step in 3 | Every time-step |