水系统管径&流速&流量对照表

0.4m/s 0.45m/s 0.5m/s 0.55m/s 0.6m/s 0.65m/s 0.7m/s
0.51 0.84 1.42 1.93 3.14 5.25 7.40 12.78 17.67 25.45 48.46 75.87 107.99 145.76 188.27 239.31 294.17 420.83 0.58 0.95 1.59 2.17 3.53 5.90 8.33 14.38 19.88 28.63 54.52 85.35 121.48 163.98 211.80 269.23 330.94 473.44 0.64 1.05 1.77 2.41 3.93 6.56 9.25 15.97 22.09 31.81 60.58 94.83 134.98 182.20 235.33 299.14 367.71 526.04 0.71 1.16 1.95 2.65 4.32 7.21 10.18 17.57 24.30 34.99 66.63 104.32 148.48 200.42 258.87 329.06 404.48 578.65 0.77 1.26 2.13 2.89 4.71 7.87 11.10 19.17 26.51 38.17 72.69 113.80 161.98 218.64 282.40 358.97 441.25 631.25 0.83 1.37 2.30 3.13 5.10 8.52 12.03 20.77 28.72 41.35 78.75 123.28 175.48 236.86 305.93 388.88 478.02 683.86 0.90 1.48 2.48 3.38 5.50 9.18 12.95 22.36 30.93 44.53 84.81 132.77 188.98 255.08 329.47 418.80 514.79 736.46
1.5m/s
1.92 3.16 5.31 7.23 11.78 19.67 27.76 47.92 66.27 95.43 181.73 284.50 404.95 546.60 706.00 897.43 1103.12 1578.13
1.6m/s
2.05 3.37 5.67 7.72 12.56 20.98 29.61 51.12 70.69 101.79 193.84 303.47 431.95 583.04 753.06 957.25 1176.66 1683.34
1.8m/s
2.31 3.79 6.38 8.68 14.13 23.60 33.31 57.51 79.52 114.51 218.07 341.40 485.94 655.92 847.20 1076.91 1323.75 1893.76
1.9m/s
2.44 4.00 6.73 9.16 14.92 24.91 35.16 60.70 83.94 120.87 230.19 360.37 512.94 692.36 894.26 1136.74 1397.29 1998.96
2.4m/s
3.08 5.06 8.50 11.57 18.85 31.47 44.41 76.68 106.03 152.68 290.77 455.20 647.92 874.56 1129.60 1435.88 1764.99 2525.01
2.5m/s
3.21 5.27 8.86 12.06 19.63 32.78 46.26 79.87 110.45 159.04 302.88 474.17 674.91 911.01 1176.66 1495.71 1838.54 2630.22
1.1m/s
1.41 2.32 3.90 5.30 8.64 14.42 20.36 35.14 48.60 69.98 133.27 208.63 296.96 400.84 517.73 658.11 808.96 1157.30
1.2m/s
1.54 2.53 4.25 5.79 9.42 15.74 22.21 38.34 53.01 76.34 145.38 227.60 323.96 437.28 564.80 717.94 882.50 1262.50
0.8m/s
1.03 1.69 2.83 3.86 6.28 10.49 14.80 25.56 35.34 50.89 96.92 151.73 215.97 291.52 376.53 478.63 588.33 841.67
0.9m/s
1.15 1.90 3.19 4.34 7.07 11.80 16.65 28.75 39.76 57.26 109.04 170.70 242.97 327.96 423.60 538.46 661.87 946.88
2.6m/s
3.34 5.48 9.21 12.54 20.42 34.09 48.11 83.07 114.86 165.40 315.00 493.13 701.91 947.45 1223.73 1555.54 1912.08 2735.43
2.8m/s
3.59 5.90 9.92 13.50 21.99 36.72 51.81 89.46 123.70 178.13 339.23 531.07 755.90 1020.33 1317.86 1675.20 2059.16 2945.84
2.9m/s
3.72 6.11 10.28 13.99 22.77 38.03 53.66 92.65 128.12 184.49 351.34 550.03 782.90 1056.77 1364.93 1735.02 2132.70 3051.05
3.0m/s
3.85 6.32 10.63 14.47 23.56 39.34 55.51 95.85 132.54 190.85 363.46 569.00 809.90 1093.21 1412.00 1794.85 2206.24 3156.26
φ φ φ φ φ φ φ φ φ φ
型号 内径(mm) DN20 21.3 DN25 27.3 DN32 35.4 DN40 41.3 DN50 52.7 DN65 68.1 DN80 80.9 DN100 106.3 133×4 125 159×4.5 150 219×6 207 273×7 259 325×8 309 377×9 359 426×9 408 480×10 460 530×10 510 630×10 610
2.0m/s
2.57 4.21 7.09 9.65 15.71 26.23 37.01 63.90 88.36 127.23 242.31 379.33 539.93 728.80 941.33 1196.57 1470.83 2104.17
2.2m/s
2.82 4.64 7.80 10.61 17.28 28.85 40.71 70.29 97.19 139.96 266.54 417.27 593.92 801.68 1035.46 1316.23 1617.91 2314.59
备注：棕色为闭式系统流速/流量推荐值。
管径/流速/流量对照表
流量 m /h
3
1.0m/s
1.28 2.11 3.54 4.82 7.85 13.11 18.50 31.95 44.18 63.62 121.15 189.67 269.97 364.40 470.67 598.28 735.41 1052.09
Байду номын сангаас
1.3m/s
1.67 2.74 4.61 6.27 10.21 17.05 24.06 41.53 57.43 82.70 157.50 246.57 350.96 473.72 611.86 777.77 956.04 1367.71
1.4m/s
1.80 2.95 4.96 6.75 10.99 18.36 25.91 44.73 61.85 89.06 169.61 265.53 377.95 510.16 658.93 837.60 1029.58 1472.92