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1、管径/流速/流量对照表（一）管径（DN)0.4m/s0.6m/s0.8m/s1.0m/s1.2m/s1.4m/s1.6m/s1.8m/s流速对应流量m3/h200.50.70.91.11.41.61.82.0250.71.11.41.82.12.52.83.2321.21.72.32.93.54.14.65.2401.82.73.64.55.46.37.28.1502.84.25.77.18.59.911.312.7654.87.29.611.914.316.719.121.5807.210.914.518.121.725.329.032.610011.317.022.628.333.939.

2、645.250.912517.726.535.344.253.061.970.779.515025.438.250.963.676.389.1101.8114.520045.267.990.5113.1135.7158.3181.0208.625070.7106.0141.4176.7212.1247.4282.7318.1300101.8152.7208.6254.5305.4386.3407.1488.0350138.5207.8277.1346.4415.6484.9554.2623.4400181.0271.4381.9462.4542.9633.3723.8814.3450229.0

3、343.5488.0572.6687.1801.6916.11080.6500282.7424.1565.5706.9848.2989.61131.01272.3600401.1610.7814.31017.91221.41425.01628.61832.2管径（DN)流速推荐值m/s：20253240506580100闭式系统0.5-0.60.6-0.70.7-0.90.8-10.9-1.21.1-1.41.2-1.61.3-1.8开式系统0.4-0.50.5-0.60.6-0.80.7-0.90.8-1.00.9-1.21.1-1.41.2-1.62.0m/s2.2m/s2.4m/s2.6

4、m/s2.8m/s3.0m/s2.32.52.72.93.23.43.53.94.24.64.95.35.86.46.97.58.18.79.010.010.911.812.713.614.115.617.018.419.821.223.926.328.731.133.435.836.239.843.447.050.754.356.562.267.973.579.284.888.497.2106.0114.9123.7132.5127.2140.0152.7165.4178.1190.9226.2248.8271.4294.1316.7339.3353.4388.8424.1489.5494.

5、8530.1508.9589.8640.7661.6712.5763.4692.7762.0831.3900.5989.81089.1904.8995.31085.71176.21286.71357.21145.11259.61374.11488.61608.21717.71413.71555.11696.51837.81979.22120.62085.72239.32442.92646.52850.03053.61251502002503003504001.5-2.01.6-2.21.8-2.61.8-2.61.9-2.91.6-2.51.8-2.61.4-1.81.5-2.01.6-2.3

6、1.7-2.41.7-2.41.6-2.11.8-2.3管径/流速/流量对照表（一）流速对应流量m3/h流速推荐值m/s：管径/流速/流量对照表（二）管径（DN）1.8m/s2.0m/s2.2m/s2.4m/s2.6m/s2.8m/s3.0m/s流速对应流量m3/h202.02.32.52.72.93.23.4253.23.53.94.24.64.95.3325.25.86.46.97.58.18.7408.19.010.010.911.812.713.65012.714.115.617.018.419.821.26521.523.926.328.731.133.435.88032.636.2

7、39.843.447.050.754.310050.956.562.267.973.579.284.812579.588.497.2106.0114.9123.7132.5150114.5127.2140.0152.7165.4178.1190.9200208.6226.2248.8271.4294.1316.7339.3250318.1353.4388.8424.1489.5494.8530.1300488.0508.9589.8640.7661.6712.5763.4350623.4692.7762.0831.3900.5989.81089.1400814.3904.8995.31085.71176.21286.71357.24501080.61145.11259.61374.11488.61608.21717.75001272.31413.71555.11696.51837.81979.22120.66001832.22085.72239.32442.92646.52850.03053.6管径（DN）流速推荐值m/s：100125150200250300350400

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