Formulation and Validation of Multidisciplinary Design Problem on Wear and Fatigue Life of Lead Screw Actuators

Table 3

Wear volume as a function of sliding distance.

	Wear volume (in^3)
Sliding distance
Days	7	14	28	42	56	70	84
Hours	168	336	672	1008	1344	1680	2016
Million inches	0.6048	1.2096	2.4192	3.6288	4.8384	6.048	7.2576
Sample no.
1	0.000001	0.000002	0.000004	0.000006	0.000008	0.000011	0.000013
2	0.000001	0.000002	0.000004	0.000006	0.000008	0.000011	0.000013
3	0.000003	0.000006	0.000012	0.000018	0.000024	0.000030	0.000036
4	0.000003	0.000006	0.000012	0.000018	0.000024	0.000030	0.000036
5	0.000005	0.000010	0.000019	0.000029	0.000038	0.000048	0.000057
6	0.000005	0.000010	0.000019	0.000029	0.000038	0.000048	0.000057