阀杆的最小直径_阀门标准-资讯动态-开云手机·官方版网站登录入口-开云(中国)

阀杆的最小直径_阀门标准

公称	公称压力 PN
尺寸	16	20	25	40	50	63	100	150、160	250、260	420
DN	阀杆的最小直径/mm
25	14.00	15.59	15.59	15.59	15.59	15.59	15.59	18.77	18.77	18.77
32	15.59	15.59	15.59	15.59	15.59	15.59	15.59	18.77	18.77	18.77
40	17.17	17.17	18.00	18.00	18.77	18.77	18.77	21.87	21.87	21.87
50	18.00	18.77	18.77	18.77	18.77	18.77	18.77	25.04	25.04	25.04
65	18.77	18.77	18.77	18.77	18.77	21.87	21.87	28.22	28.22	28.22
80	21.87	21.87	21.87	21.87	21.87	24.00	25.04	28.22	31.39	31.39
100	24.00	25.04	25.04	25.04	25.04	26.00	28.22	31.39	34.47	34.47
150	28.00	28.22	28.22	30.00	31.39	32.00	37.62	40.77	43.84	46.94
200	31.39	31.39	32.00	34.00	34.47	38.00	40.77	46.94	53.24	59.54
250	34.47	34.47	36.00	37.62	37.62	42.00	46.94	58.24	62.74	72.24
300	37.62	37.62	38.00	40.00	40.77	46.00	50.14	56.44	69.14	81.84
350	40.77	40.77	42.00	43.84	43.84	50.00	56.44	59.54	75.44	—
400	43.84	43.84	46.00	46.00	46.94	55.00	59.54	62.74	75.44	—
450	46.94	46.94	48.00	50.00	50.14	60.00	62.74	69.14	—	—
500	50.00	50.14	50.14	52.00	53.24	60.00	69.14	75.44	—	—
600	52.00	56.44	56.44	60.00	62.74	75.00	75.44	—	—	—

文章来源：中国泵阀网

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