管径流量对照表

0.53
0.87
1.36
2.12
3.58
5.43
8.48
13.25
19.09
33.93
53.01
76.34 103.91 135.72 171.77 212.06 305.36
0.71
1.16
1.81
2.83
4.78
7.24
11.31
17.67
25.45
45.24
70.69 101.79 138.54 180.96 229.02 282.74 407.15
3.36
5.50
8.60
13.43
22.70
34.38
53.72
83.94 120.87 214.88 335.76 483.49 658.09 859.54 1087.85 1343.03 1933.96
3.53
5.79
9.05
14.14
23.89
36.19
56.55
88.36 127.23 226.19 353.43 508.94 692.72 904.78 1145.11 1413.72 2035.75
152.68 159.04 165.40 171.77 178.13 184.49 190.85 197.21 203.58 209.94 216.30 222.66 229.02 235.38 241.75 248.11 254.47 260.83 267.19 273.55 279.92 286.28 292.64 299.00 305.36 311.72 318.09 324.45
43.43 45.24 47.05 48.86 50.67 52.48 54.29 56.10 57.91 59.72 61.52 63.33 65.14 66.95 68.76 70.57 72.38 74.19 76.00 77.81 79.62 81.43 83.24 85.05 86.86 88.67 90.48 92.29
10.86 11.31 11.76 12.21 12.67 13.12 13.57 14.02 14.48 14.93 15.38 15.83 16.29 16.74 17.19 17.64 18.10 18.55 19.00 19.45 19.91 20.36 20.81 21.26 21.71 22.17 22.62 23.07
16.96 17.67 18.38 19.09 19.79 20.50 21.21 21.91 22.62 23.33 24.03 24.74 25.45 26.15 26.86 27.57 28.27 28.98 29.69 30.39 31.10 31.81 32.52 33.22 33.93 34.64 35.34 36.05
1.59
2.61
4.07
6.36
10.75
16.29
25.45
39.76
57.26 101.79 159.04 229.02 311.72 407.15 515.30 636.17 916.09
1.77
2.90
4.52
7.07
11.95
18.10
28.27
44.18
63.62 113.10 176.71 254.47 346.36 452.39 572.56 706.86 1017.88
271.43 282.74 294.05 305.36 316.67 327.98 339.29 350.60 361.91 373.22 384.53 395.84 407.15 418.46 429.77 441.08 452.39 463.70 475.01 486.32 497.63 508.94 520.25 531.56 542.87 554.18 565.49 576.80
2.65
4.34
6.79
10.60
17.92
27.14
42.41
66.27
95.43 169.65 265.07 381.70 519.54 678.58 858.83 1060.29 1526.81
2.83
4.63
7.24
11.31
19.11
28.95
45.24
70.69 101.79 180.96 282.74 407.15 554.18 723.82 916.09 1130.97 1628.60
2.30
3.76
5.88
9.19
15.53
23.52
36.76
57.43
82.70 147.03 229.73 330.81 450.27 588.11 744.32 918.92 1323.24
2.47
4.05
6.33
9.90
16.72
25.33
39.58
61.85
89.06 158.34 247.40 356.26 484.90 633.35 801.58 989.60 1425.03
0.29
0.45
0.71
1.19
1.81
2.83
4.42
6.36
11.31
17.67
25.45
34.64
45.24
57.26
70.69 101.79
0.35
0.58
0.90
1.41
2.39
3.62
5.65
8.84
12.72
22.62
35.34
50.89
69.27
90.48 114.51 141.37 203.58
6.95 7.24 7.53 7.82 8.11 8.40 8.69 8.98 9.26 9.55 9.84 10.13 10.42 10.71 11.00 11.29 11.58 11.87 12.16 12.45 12.74 13.03 13.32 13.61 13.90 14.19 14.48 14.77
2.71 2.83 2.94 3.05 3.17 3.28 3.39 3.51 3.62 3.73 3.85 3.96 4.07 4.18 4.30 4.41 4.52 4.64 4.75 4.86 4.98 5.09 5.20 5.32 5.43 5.54 5.65 5.77
4.24 4.42 4.59 4.77 4.95 5.12 5.30 5.48 5.65 5.83 6.01 6.19 6.36 6.54 6.72 6.89 7.07 7.25 7.42 7.60 7.78 7.95 8.13 8.31 8.48 8.66 8.84 9.01
1.9
2.15
2
2.26
2.1
2.38
2.2
2.49
2.3
2.60
流速单位：m/s
流量单位：m3/h 圆周率（π）：3.1415926
管 道 管 径 规 格 大 小（DN）
25 32 40 50 65 80 100 125 150 200 250 300 350 400 450 500 600
0.18
1.94
3.18
4.98
7.78
13.14
19.91
31.10
48.60
69.98 124.41 194.39 279.92 381.00 497.63 629.81 777.54 1119.66
2.12
3.47
5.43
8.48
14.34
21.71
33.93
53.01
76.34 135.72 212.06 305.36 415.63 542.87 687.07 848.23 1221.45
106.03 110.45 114.86 119.28 123.70 128.12 132.54 136.95 141.37 145.79 150.21 154.63 159.04 163.46 167.88 172.30 176.71 181.13 185.55 189.97 194.39 198.80 203.22 207.64 212.06 216.48 220.89 225.31
424.12 441.79 459.46 477.13 494.80 512.47 530.14 547.82 565.49 583.16 600.83 618.50 636.17 653.84 671.52 689.19 706.86 724.53 742.20 759.87 777.54 795.22 812.89 830.56 848.23 865.90 883.57 901.24
管径/流速/流量对照表
管径单位：DN
管径
流量
20
流速
0.1
0.11
0.2
0.23
0.3
0.34
0.4
0.45
0.5
0.57
0.6
0.68
0.7
0.79
0.8
0.90
0.9
1.02
1
1.13
1.1
1.24
1.2
1.36
1.3
1.47
1.4
1.58
1.5
1.70
1.6
1.81
1.7
1.92
1.8
2.04
1.24
2.03
3.17
4.95
8.36
12.67
19.79
30.93
44Fra Baidu bibliotek53
79.17 123.70 178.13 242.45 316.67 400.79 494.80 712.51
1.41
2.32
3.62
5.65
9.56
14.48
22.62
35.34
50.89
90.48 141.37 203.58 277.09 361.91 458.04 565.49 814.30
4.06
6.66
10.40
16.26
27.48
41.62
65.03 101.61 146.32 260.12 406.44 585.28 796.63 1040.50 1316.88 1625.77 2341.11
2.4 2.5 2.6 2.7 2.8 2.9 3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 5 5.1
0.88
1.45
2.26
3.53
5.97
9.05
14.14
22.09
31.81
56.55
88.36 127.23 173.18 226.19 286.28 353.43 508.94
1.06
1.74
2.71
4.24
7.17
10.86
16.96
26.51
38.17
67.86 106.03 152.68 207.82 271.43 343.53 424.12 610.73
28.67 29.86 31.06 32.25 33.45 34.64 35.84 37.03 38.23 39.42 40.62 41.81 43.01 44.20 45.39 46.59 47.78 48.98 50.17 51.37 52.56 53.76 54.95 56.15 57.34 58.53 59.73 60.92
3.71
6.08
9.50
14.84
25.09
38.00
59.38
92.78 133.60 237.50 371.10 534.38 727.36 950.02 1202.37 1484.40 2137.54
3.89
6.37
9.95
15.55
26.28
39.81
62.20
97.19 139.96 248.81 388.77 559.83 761.99 995.26 1259.62 1555.09 2239.33
610.73 831.27 1085.73 1374.13 1696.46 2442.90 636.17 865.90 1130.97 1431.39 1767.15 2544.69 661.62 900.54 1176.21 1488.64 1837.83 2646.48 687.07 935.17 1221.45 1545.90 1908.52 2748.27 712.51 969.81 1266.69 1603.15 1979.20 2850.05 737.96 1004.45 1311.93 1660.41 2049.89 2951.84 763.41 1039.08 1357.17 1717.67 2120.58 3053.63 788.85 1073.72 1402.41 1774.92 2191.26 3155.42 814.30 1108.35 1447.65 1832.18 2261.95 3257.20 839.75 1142.99 1492.88 1889.43 2332.63 3358.99 865.19 1177.63 1538.12 1946.69 2403.32 3460.78 890.64 1212.26 1583.36 2003.94 2474.00 3562.57 916.09 1246.90 1628.60 2061.20 2544.69 3664.35 941.54 1281.53 1673.84 2118.45 2615.38 3766.14 966.98 1316.17 1719.08 2175.71 2686.06 3867.93 992.43 1350.81 1764.32 2232.97 2756.75 3969.72 1017.88 1385.44 1809.56 2290.22 2827.43 4071.50 1043.32 1420.08 1854.80 2347.48 2898.12 4173.29 1068.77 1454.71 1900.04 2404.73 2968.81 4275.08 1094.22 1489.35 1945.27 2461.99 3039.49 4376.87 1119.66 1523.99 1990.51 2519.24 3110.18 4478.65 1145.11 1558.62 2035.75 2576.50 3180.86 4580.44 1170.56 1593.26 2080.99 2633.75 3251.55 4682.23 1196.00 1627.89 2126.23 2691.01 3322.23 4784.02 1221.45 1662.53 2171.47 2748.27 3392.92 4885.80 1246.90 1697.17 2216.71 2805.52 3463.61 4987.59 1272.35 1731.80 2261.95 2862.78 3534.29 5089.38 1297.79 1766.44 2307.19 2920.03 3604.98 5191.17
3.00
4.92
7.69
12.02
20.31
30.76
48.07
75.10 108.15 192.27 300.41 432.60 588.81 769.06 973.34 1201.66 1730.39
3.18
5.21
8.14
12.72
21.50
32.57
50.89
79.52 114.51 203.58 318.09 458.04 623.45 814.30 1030.60 1272.35 1832.18
67.86 70.69 73.51 76.34 79.17 82.00 84.82 87.65 90.48 93.31 96.13 98.96 101.79 104.62 107.44 110.27 113.10 115.92 118.75 121.58 124.41 127.23 130.06 132.89 135.72 138.54 141.37 144.20