2024年6月10日发(作者:)

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管径/流速/流量对照表

流量 m

3

/h

(DN

0.4m/0.6m/0.8m/

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

s

s

s

)

20

25

32

40

50

65

80

0.5

0.7

1.2

1.8

2.8

4.8

7.2

0.7

1.1

1.7

2.7

4.2

7.2

0.9

1.4

2.3

3.6

5.7

9.6

1.1

1.8

2.9

4.5

7.1

1.4

2.1

3.5

5.4

8.5

1.6

2.5

4.1

6.3

9.9

1.8

2.8

4.6

7.2

2.0

3.2

5.2

8.1

2.3

3.5

5.8

9.0

2.5

3.9

6.4

2.7

4.2

6.9

2.9

4.6

7.5

3.2

4.9

8.1

3.4

5.3

8.7

10.0

10.9

11.8

12.7

13.6

11.3

12.7

14.1

15.6

17.0

18.4

19.8

21.2

11.9

14.3

16.7

19.1

21.5

23.9

26.3

28.7

31.1

33.4

35.8

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

400

181.0

271.4

361.9

452.4

542.9

633.3

723.8

814.3

904.8

995.3

450

229.0

343.5

458.0

572.6

687.1

801.6

916.1

500

282.7

424.1

565.5

706.9

848.2

989.6

600

407.1

610.7

814.3

1039.

1

2

7

6

6

1085.1176.1266.1357.

7

1

5

9

2

6

8

5

7

2

2

0

1030.1145.1259.1374.1488.1603.1717.

6

3

2

1

7

7

6

1

3

1131.1272.1413.1555.1696.1837.1979.2120.

0

6

1017.1221.1425.1628.1832.2035.2239.2442.2646.2850.3053.

9

4

0

流速推荐值m/s:

25

32

40

50

65

80

100

125

150

200

250

300

350

40

0

(DN

20

)

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