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发表于 2013-7-31 19:34:27
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显示全部楼层
来自： 中国湖北咸宁
管径/流速/流量对照表 & W$ h' @: S6 ^$ I( ]4 L9 u8 d' W' s" p
管径(DN) 流量 m3/h * c5 j4 q4 T3 P4 m8 w# {* \
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/s0 T9 K4 c4 S5 p' t' r
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, A* M6 X" K M2 a
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
5 c+ u8 _) k+ P32 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 8.76 J' b! S7 [3 b* S1 ?% G
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
+ Q( ~) V6 } D; K7 b. G50 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) z6 D6 e9 t5 J9 f; o
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
|( w; G' b) D80 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+ W, S" [3 Z1 A. [4 j5 J* }5 J X8 ]
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
' r3 r; L8 M# W125 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
2 f1 q& V) I3 U; f7 W( |7 Z150 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
% ~- ~3 _# |7 O# p% t# b& B200 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+ U4 `/ D) d- `
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
0 v# R" i5 I: {2 ?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- c3 V- J( S# h
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 ! f" o/ O# G( t2 C
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 ) i! n7 |0 |7 r* g k4 s
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 , g$ l7 N; d8 H
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 5 X8 s/ N% i, \
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
$ E+ G0 o0 H# e9 N7 {- j2 }! I) s4 g- y9 f+ s/ T" G. m
" z8 @! a5 }8 @4 R1 C
9 C: r- S V4 O! M" ?: F I4 B w. g9 B; e" ?; ~2 f
/ D: p1 H: _- ?7 b管径(DN) 流速推荐值m/s:
) Q2 g6 ~8 D2 Z 20 25 32 40 50 65 80 100 125 150 200 250 300 350 400; o* B. g$ K! N) a# x+ 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
1 A4 p4 j' X, p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) b C" q- y: K! Q) t6 e9 @$ F% A
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