管道流速流量对照

公称通径（mm）	流速（m/s）
公称通径（mm）	0.1	0.3	0.5	1.0	2.0	3.0	4.0	5.0	10.0	12.0	15.0	20.0
流量（m3/h）
15	0.06	0.19	0.32	0.64	1.27	1.91	2.54	3.18	6.36	7.63	9.54	12.72
20	0.11	0.34	0.57	1.13	2.26	3.39	4.52	5.65	11.31	13.57	16.96	22.62
25	0.18	0.53	0.88	1.77	3.53	5.30	7.07	8.84	17.67	21.21	26.51	35.34
32	0.29	0.87	1.45	2.90	5.79	8.69	11.58	14.48	28.95	34.74	43.43	57.91
40	0.45	1.36	2.26	4.52	9.05	13.57	18.10	22.62	45.24	54.29	67.86	90.48
50	0.71	2.12	3.53	7.07	14.14	21.21	28.27	35.34	70.69	84.82	106.03	141.37
65	1.19	3.58	5.97	11.95	23.89	35.84	47.78	59.73	119.46	143.35	179.19	238.92
80	1.81	5.43	9.05	18.10	36.19	54.29	72.38	90.48	180.96	217.15	271.43	361.91
100	2.83	8.48	14.14	28.27	56.55	84.82	113.10	141.37	282.74	339.29	424.12	565.49
125	4.42	13.25	22.09	44.18	88.36	132.54	176.72	220.89	441.79	530.15	662.68	883.58
150	6.36	19.09	31.81	63.62	127.23	190.85	254.47	318.09	636.17	763.41	954.26	1,272.35
200	11.31	33.93	56.55	113.10	226.20	339.29	452.39	565.49	1,130.98	1,357.17	1,696.46	2,261.95
250	17.67	53.01	88.36	176.72	353.43	530.15	706.86	883.58	1,767.15	2,120.58	2,650.73	3,534.30
300	25.45	76.34	127.23	254.47	508.94	763.41	1,017.88	1,272.35	2,544.70	3,053.64	3,817.04	5,089.39
350	34.64	103.91	173.18	346.36	692.72	1,039.08	1,385.45	1,731.81	3,463.61	4,156.34	5,195.42	6,927.23
400	45.24	135.72	226.20	452.39	904.78	1,357.17	1,809.56	2,261.95	4,523.90	5,428.68	6,785.86	9,047.81
450	57.26	171.77	286.28	572.56	1,145.11	1,717.67	2,290.23	2,862.78	5,725.57	6,870.68	8,588.35	11,451.13
500	70.69	212.06	353.43	706.86	1,413.72	2,120.58	2,827.44	3,534.30	7,068.60	8,482.32	10,602.90	14,137.20