最新新管径流速流量对照表

11.31
17.67
小（DN）
300
350
25.45
34.64
400
45.24
450
57.26
500
70.69
600
101.79
0.2
0.23 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
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
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
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
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
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
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
管径/流速/流量对照表 2
管径单位：DN
管径
流量
20
流速
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 83.94 120.87 214.88 335.76 483.49 658.09 859.54 1087.85 1343.03 1933.96
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
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
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
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
4.7
5.32
4.8
5.43
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
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
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
70.69 110.45 159.04 73.51 114.86 165.40 76.34 119.28 171.77 79.17 123.70 178.13 82.00 128.12 184.49 84.82 132.54 190.85 87.65 136.95 197.21 90.48 141.37 203.58 93.31 145.79 209.94 96.13 150.21 216.30 98.96 154.63 222.66 101.79 159.04 229.02 104.62 163.46 235.38 107.44 167.88 241.75 110.27 172.30 248.11 113.10 176.71 254.47 115.92 181.13 260.83 118.75 185.55 267.19 121.58 189.97 273.55 124.41 194.39 279.92 127.23 198.80 286.28 130.06 203.22 292.64 132.89 207.64 299.00 135.72 212.06 305.36
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
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
管径/流速/流量对照表 1
管径单位：DN
管径
流量
20
流速
0.1
0.11
流速单位：m/s
25 32 40
0.18 0.29 0.45
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
250
0.71 1.19 1.81 2.83 4.42 6.36
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
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
2.5
2.83
2.6
2.94
2.7
3.05
2.8
3.17
2.9
3.28
3
3.39
3.1
3.51
3.2
3.62
3.3
3.73
3.4
3.85
3.5
3.96
3.6
4.07
3.7
4.18
3.8
4.30
3.9
4.41
4
4.52
4.1
4.64
4.2
4.75
4.3
4.86
4.4
4.98
4.5
5.09
4.6
5.20
0.3
0.34 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
0.4
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
Leabharlann Baidu
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
636.17 661.62 687.07 712.51 737.96 763.41 788.85 814.30 839.75 865.19 890.64 916.09 941.54 966.98 992.43 1017.88 1043.32 1068.77 1094.22 1119.66 1145.11 1170.56 1196.00 1221.45
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
865.90 900.54 935.17 969.81 1004.45 1039.08 1073.72 1108.35 1142.99 1177.63 1212.26 1246.90 1281.53 1316.17 1350.81 1385.44 1420.08 1454.71 1489.35 1523.99 1558.62 1593.26 1627.89 1662.53