大中小

水泵之管径、流速、流量对照表

水泵之管径、流速、流量对照表
管径(DN)
流量 m3/h
0.4m/s
0.6m/s
0.8m/s
1.0m/s
1.2m/s
1.4m/s
1.6m/s
1.8m/s
2.0m/s
2.2m/s
2.4m/s
2.6m/s
2.8m/s
3.0m/s
20
0.5
0.7
0.9
1.1
1.4
1.6
1.8
2.0
2.3
2.5
2.7
2.9
3.2
3.4
25
0.7
1.1
1.4
1.8
2.1
2.5
2.8
3.2
3.5
3.9
4.2
4.6
4.9
5.3
32
1.2
1.7
2.3
2.9
3.5
4.1
4.6
5.2
5.8
6.4
6.9
7.5
8.1
8.7
40
1.8
2.7
3.6
4.5
5.4
6.3
7.2
8.1
9.0
10.0
10.9
11.8
12.7
13.6
50
2.8
4.2
5.7
7.1
8.5
9.9
11.3
12.7
14.1
15.6
17.0
18.4
19.8
21.2
65
4.8
7.2
9.6
11.9
14.3
16.7
19.1
21.5
23.9
26.3
28.7
31.1
33.4
35.8
80
7.2
10.9
14.5
18.1
21.7
25.3
29.0
32.6
36.2
39.8
43.4
47.0
50.7
54.3
100
11.3
17.0
22.6
28.3
33.9
39.6
45.2
50.9
56.5
62.2
67.9
73.5
79.2
84.8
125
17.7
26.5
35.3
44.2
53.0
61.9
70.7
79.5
88.4
97.2
106.0
114.9
123.7
132.5
150
25.4
38.2
50.9
63.6
76.3
89.1
101.8
114.5
127.2
140.0
152.7
165.4
178.1
190.9
200
45.2
67.9
90.5
113.1
135.7
158.3
181.0
203.6
226.2
248.8
271.4
294.1
316.7
339.3
250
70.7
106.0
141.4
176.7
212.1
247.4
282.7
318.1
353.4
388.8
424.1
459.5
494.8
530.1
300
101.8
152.7
203.6
254.5
305.4
356.3
407.1
458.0
508.9
559.8
610.7
661.6
712.5
763.4
350
138.5
207.8
277.1
346.4
415.6
484.9
554.2
623.4
692.7
762.0
831.3
900.5
969.8
1039.1
400
181.0
271.4
361.9
452.4
542.9
633.3
723.8
814.3
904.8
995.3
1085.7
1176.2
1266.7
1357.2
450
229.0
343.5
458.0
572.6
687.1
801.6
916.1
1030.6
1145.1
1259.6
1374.1
1488.6
1603.2
1717.7
500
282.7
424.1
565.5
706.9
848.2
989.6
1131.0
1272.3
1413.7
1555.1
1696.5
1837.8
1979.2
2120.6,
600
407.1
610.7
814.3
1017.9
1221.4
1425.0
1628.6
1832.2
2035.7
2239.3
2442.9
2646.5
2850.0
3053.6
管径(DN)
流速推荐值m/s
20
25
32
40
50
65
80
100
125
150
200
250
300
350
400
闭式系统
0.5-0.6
0.6-0.7
0.7-0.9
0.8-1
0.9-1.2
1.1-1.4
1.2-1.6
1.3-1.8
1.5-2.0
1.6-2.2
1.8-2.5
1.8-2.6
1.9-2.9
1.6-2.5
1.8-2.6
开式系统
0.4-0.5
0.5-0.6
0.6-0.8
0.7-0.9
0.8-1.0
0.9-1.2
1.1-1.4
1.2-1.6
1.4-1.8
1.5-2.0
1.6-2.3
1.7-2.4
1.7-2.4
1.6-2.1
1.8-2.3