Surface Performance Multiobjective Decision of a Cold Roll-Beating Spline with the Entropy Weight Ideal Point Method

Table 2

Cold roll-beating processing test results.

Test order	Rolling wheel speed (r/min)	Feed rate (mm/min)	Feed rate (mm/r)	Surface roughness (m)	Residual stress (MPa)	Degree of hardening (%)
1	1428	21	0.103
2	1428	28	0.137
3	1428	35	0.172
4	1428	42	0.206
5	1581	21	0.093
6	1581	28	0.124
7	1581	35	0.155
8	1581	42	0.186
9	1806	21	0.081
10	1806	28	0.109
11	1806	35	0.136
12	1806	42	0.163
13	2032	21	0.072
14	2032	28	0.096
15	2032	35	0.121
16	2032	42	0.145
17	2258	21	0.065
18	2258	28	0.087
19	2258	35	0.109
20	2258	42	0.130