Research Article
Optimization of Bending Process Parameters for Seamless Tubes Using Taguchi Method and Finite Element Method
Table 5
ratios of maximum stress and strain.
| | Sets number | A | B | C | D | E | F | G | H | Maximum stress | Maximum strain |
| | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | −52.744 | 10.522 | | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | −55.738 | 7.797 | | 3 | 1 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | −53.242 | 8.857 | | 4 | 1 | 2 | 1 | 1 | 2 | 2 | 3 | 3 | −53.618 | 10.150 | | 5 | 1 | 2 | 2 | 2 | 3 | 3 | 1 | 1 | −53.866 | 9.943 | | 6 | 1 | 2 | 3 | 3 | 1 | 1 | 2 | 2 | −54.791 | 8.664 | | 7 | 1 | 3 | 1 | 2 | 1 | 3 | 2 | 3 | −52.955 | 10.297 | | 8 | 1 | 3 | 2 | 3 | 2 | 1 | 3 | 1 | −55.388 | 9.794 | | 9 | 1 | 3 | 3 | 1 | 3 | 2 | 1 | 2 | −53.543 | 7.763 | | 10 | 2 | 1 | 1 | 3 | 3 | 2 | 2 | 1 | −53.109 | 7.715 | | 11 | 2 | 1 | 2 | 1 | 1 | 3 | 3 | 2 | −53.358 | 10.469 | | 12 | 2 | 1 | 3 | 2 | 2 | 1 | 1 | 3 | −55.919 | 8.478 | | 13 | 2 | 2 | 1 | 2 | 3 | 1 | 3 | 2 | −54.129 | 6.124 | | 14 | 2 | 2 | 2 | 3 | 1 | 2 | 1 | 3 | −53.829 | 9.754 | | 15 | 2 | 2 | 3 | 1 | 2 | 3 | 2 | 1 | −53.315 | 10.368 | | 16 | 2 | 3 | 1 | 3 | 2 | 3 | 1 | 2 | −53.210 | 10.397 | | 17 | 2 | 3 | 2 | 1 | 3 | 1 | 2 | 3 | −53.464 | 10.472 | | 18 | 2 | 3 | 3 | 2 | 1 | 2 | 3 | 1 | −55.352 | 7.013 |
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