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
|
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
|
10
|
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
|
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
|
32.6
|
36.2
|
39.8
|
43.4
|
47
|
50.7
|
54.3
|
|
|
100
|
11.3
|
17
|
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
|
61.9
|
70.7
|
79.5
|
88.4
|
97.2
|
106
|
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
|
152.7
|
165.4
|
178.1
|
190.9
|
|
|
200
|
45.2
|
67.9
|
90.5
|
113.1
|
135.7
|
158.3
|
181
|
203.6
|
226.2
|
248.8
|
271.4
|
294.1
|
316.7
|
339.3
|
|
|
250
|
70.7
|
106
|
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
|
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
|
831.3
|
900.5
|
969.8
|
1039.1
|
|
|
400
|
181
|
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
|
343.5
|
458
|
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
|
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
|
1628.6
|
1832.2
|
2035.7
|
2239.3
|
2442.9
|
2646.5
|
2850
|
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
|
郑州中远钢管技术有限公司生产超大直径螺旋钢管，国内唯一达到3.62米直径的螺旋钢管，愿为经济发展做出贡献。更多相关知识请关注螺旋管www.cn-zzzy.com查询。
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