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发表于 2013-7-31 19:34:27
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来自： 中国湖北咸宁
管径/流速/流量对照表
3 ]# r/ P- w) C+ N6 Z管径(DN) 流量 m3/h
9 e- j e* h1 S% B4 R0 Z 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
0 _, x/ @+ l# @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 3.46 |# m* p" W- R2 a) o, U. o
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 5.39 e0 V; `1 i: O4 ^; X' v& v% V
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' U# Y! N& Y' A& p
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% R: H' x: b, S! H( @" A
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
3 j. B8 K: m; c0 j65 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
5 t9 C* V) L8 b! }/ J3 Q80 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# H5 z5 i4 N8 U4 r/ z/ A
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
X* c% A8 W9 D6 W) Z125 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
' i9 K# q4 h$ Z" m3 e5 F3 v: j150 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
q- y9 H, H9 e( O, p1 R200 45.2 67.9 90.5 113.1 135.7 158.3 181.0 203.6 226.2 248.8 271.4 294.1 316.7 339.33 x1 h7 m# S' \* w8 R8 E# @! `
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
' L: |8 r' i; b8 t300 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
. |9 |* O0 e# p6 [) Z5 }2 }" R( w. |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 0 t S5 R! I5 l2 c: m
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
4 x! o' X6 X; E) e! F" O8 T% |. z450 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
- J8 q% M. u9 O! |% ]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 $ C) s/ W1 m- g. S3 K {5 a4 S
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 ; D% H; q6 G. S8 m7 l
6 E" @7 l3 Y J. E/ f
7 \1 g- Y/ l2 @ D) L. P
! T9 {7 {5 V/ b0 K: N! K; Y* c
0 t4 U! `+ U) i$ D8 r1 Z( m 7 L. N9 n- Z9 b! Z2 v
管径(DN) 流速推荐值m/s: 6 C9 J& H" r; d3 \+ Q- b
20 25 32 40 50 65 80 100 125 150 200 250 300 350 400- B0 T7 n1 j2 W# E" o, }7 O
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( R: h8 c$ E& K
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
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