Reliability Evaluation of Cryogenic Shut-Off Valve Based on Weibull Segmented Model

Table 1

Operating data sheet of low-temperature globe valve.

Serial number	Number of runs	Serial number	Number of runs	Serial number	Number of runs
1	74	21	2793	41	3077
2	256	22	2806	42	3089
3	482	23	2827	43	3107
4	905	24	2843	44	3129
5	1437	25	2848	45	3146
6	1804	26	2858	46	3159
7	2332	27	2876	47	3177
8	2502	28	2900	48	3189
9	2552	29	2916	49	3209
10	2595	30	2918	50	3227
11	2631	31	2937	51	3246
12	2633	32	2952	52	3255
13	2649	33	2960	53	3265
14	2680	34	2971	54	3281
15	2702	35	2988	55	3292
16	2716	36	3012	56	3302
17	2734	37	3030	57	3314
18	2750	38	3044	58	3326
19	2762	39	3048	59	3337
20	2777	40	3064	60	3345