The Effect of Welding-Pass Grouping on the Prediction Accuracy of Residual Stress in Multipass Butt Welding

Table 3

Computation time according to each model.

Thickness (mm)	Model	Layer	Pass	Ratio of computation time (%)
25	Full	9	13	100
	Ramped	9	9	73
	Half	7	7	9
70	2D_60	21	60	100
	2D_30	21	30	59
	2D_8	8	8	22
	2D_4	4	4	8