新管径流速流量对照表

4.2
4.75 7.42 12.16 19.00 29.69 50.17 76.00 118.75 185.55 267.19 475.01 742.20 1068.77 1454.71 1900.04 2404.73 2968.81 4275.08
34.64 69.27 103.91
400
45.24 90.48 135.72
450
57.26 114.51 171.77
500
70.69 141.37 212.06
600
101.79 203.58 305.36
0.4
0.45 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
0.5
0.57 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
3.2
3.62 5.65 9.26 14.48 22.62 38.23 57.91 90.48 141.37 203.58 361.91 565.49 814.30 1108.35 1447.65 1832.18 2261.95 3257.20
3.3
3.73 5.83 9.55 14.93 23.33 39.42 59.72 93.31 145.79 209.94 373.22 583.16 839.75 1142.99 1492.88 1889.43 2332.63 3358.99
3
3.39 5.30 8.69 13.57 21.21 35.84 54.29 84.82 132.54 190.85 339.29 530.14 763.41 1039.08 1357.17 1717.67 2120.58 3053.63
3.1
3.51 5.48 8.98 14.02 21.91 37.03 56.10 87.65 136.95 197.21 350.60 547.82 788.85 1073.72 1402.41 1774.92 2191.26 3155.42
2.2
2.49 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
2.3
2.60 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
2.26 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
2.1
2.38 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
250
0.71 1.41 2.12
1.19 2.39 3.58
1.81 3.62 5.43
2.83 5.65 8.48
4.42 8.84 13.25
6.36 12.72 19.09
11.31 22.62 33.93
17.67 35.34 53.01
小（DN）
300
350
25.45 50.89 76.34
3.8
4.30 6.72 11.00 17.19 26.86 45.39 68.76 107.44 167.88 241.75 429.77 671.52 966.98 1316.17 1719.08 2175.71 2686.06 3867.93
3.9
4.41 6.89 11.29 17.64 27.57 46.59 70.57 110.27 172.30 248.11 441.08 689.19 992.43 1350.81 1764.32 2232.97 2756.75 3969.72
2.4
2.71 4.24 6.95 10.86 16.96 28.67 43.43 67.86 106.03 152.68 271.43 424.12 610.73 831.27 1085.73 1374.13 1696.46 2442.90
2.5
2.83 4.42 7.24 11.31 17.67 29.86 45.24 70.69 110.45 159.04 282.74 441.79 636.17 865.90 1130.97 1431.39 1767.15 2544.69
3.6
4.07 6.36 10.42 16.29 25.45 43.01 65.14 101.79 159.04 229.02 407.15 636.17 916.09 1246.90 1628.60 2061.20 2544.69 3664.35
3.7
4.18 6.54 10.71 16.74 26.15 44.20 66.95 104.62 163.46 235.38 418.46 653.84 941.54 1281.53 1673.84 2118.45 2615.38 3766.14
0.6
0.68 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
0.7
0.79 1.24 2.03 3.17 4.95 8.36 12.67 19.79 30.93 44.53 79.17 123.70 178.13 242.45 316.67 400.79 494.80 712.51
1.8
2.04 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
1.9
2.15 3.36 5.50 8.60 13.43 22.70 34.38 53.72 83Baidu Nhomakorabea94 120.87 214.88 335.76 483.49 658.09 859.54 1087.85 1343.03 1933.96
1.6
1.81 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
1.7
1.92 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
0.8
0.90 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
0.9
1.02 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
2.6
2.94 4.59 7.53 11.76 18.38 31.06 47.05 73.51 114.86 165.40 294.05 459.46 661.62 900.54 1176.21 1488.64 1837.83 2646.48
2.7
3.05 4.77 7.82 12.21 19.09 32.25 48.86 76.34 119.28 171.77 305.36 477.13 687.07 935.17 1221.45 1545.90 1908.52 2748.27
3.4
3.85 6.01 9.84 15.38 24.03 40.62 61.52 96.13 150.21 216.30 384.53 600.83 865.19 1177.63 1538.12 1946.69 2403.32 3460.78
3.5
3.96 6.19 10.13 15.83 24.74 41.81 63.33 98.96 154.63 222.66 395.84 618.50 890.64 1212.26 1583.36 2003.94 2474.00 3562.57
2.8
3.17 4.95 8.11 12.67 19.79 33.45 50.67 79.17 123.70 178.13 316.67 494.80 712.51 969.81 1266.69 1603.15 1979.20 2850.05
2.9
3.28 5.12 8.40 13.12 20.50 34.64 52.48 82.00 128.12 184.49 327.98 512.47 737.96 1004.45 1311.93 1660.41 2049.89 2951.84
管径/流速/流量对照表 1
管径单位：DN
管径 流量 流速 0.1
20
0.11
0.2
0.23
0.3
0.34
流速单位：m/s
25 32 40
0.18 0.35 0.53
0.29 0.58 0.87
0.45 0.90 1.36
流量单位：m3/h 圆周率（π）：3.1415926
管道管径规格大
50 65 80 100 125 150 200
4
4.52 7.07 11.58 18.10 28.27 47.78 72.38 113.10 176.71 254.47 452.39 706.86 1017.88 1385.44 1809.56 2290.22 2827.43 4071.50
4.1
4.64 7.25 11.87 18.55 28.98 48.98 74.19 115.92 181.13 260.83 463.70 724.53 1043.32 1420.08 1854.80 2347.48 2898.12 4173.29
1.2
1.36 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
1.3
1.47 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
1.4
1.58 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
1.5
1.70 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
1
1.13 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
1.1
1.24 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