管道流量流速表.pdf

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1、。管径管径/流速流速/流量对照表流量对照表管径管径（DNDN）20202525323240405050656580801001001251251501502002000.50.71.21.82.84.87.211.317.725.445.20.71.11.72.74.27.210.917.026.538.267.90.91.42.33.65.79.614.522.635.350.990.51.11.82.94.57.111.918.128.344.263.6113.11.42.13.55.48.514.321.733.953.076.3135.71.62.54.16.39.916.725.33

2、9.661.989.1158.30.4m/s0.4m/s0.6m/s0.6m/s0.8m/s0.8m/s1.0m/s1.0m/s1.2m/s1.2m/s1.4m/s1.4m/s1.6 m/s1.6 m/s1.8 m/s1.8 m/s2.0m/s2.0m/s2.2m/s2.2m/s2.4m/s2.4m/s2.6m/s2.6m/s2.8m/s2.8m/s3.0m/s3.0m/s流速对应流量 m3/h1.82.84.67.211.319.129.045.270.7101.8181.02.03.25.28.112.721.532.650.979.5114.5208.62.33.55.89.014.12

3、3.936.256.588.4127.2226.22.53.96.410.015.626.339.862.297.2140.0248.82.74.26.910.917.028.743.467.9106.0152.7271.42.94.67.511.818.431.147.073.5114.9165.4294.13.24.98.112.719.833.450.779.23.45.38.713.621.235.854.384.8123.7132.5178.1190.9316.7339.3-可编辑修改可编辑修改-。250250300300350350400400管径管径（DNDN）70.7106.0

4、141.4176.7212.1305.4415.6542.9247.4386.3484.9633.3282.7407.1554.2723.8318.1488.0623.4814.3353.4508.9692.7904.8388.8589.8762.0995.3424.1640.7831.31085.489.5661.6900.51176.494.8530.1712.5763.4989.81089.1286.1357.101.8152.7208.6254.5138.5207.8277.1346.4181.0271.4381.9462.4流速推荐值 m/s：2020闭式系统闭式系统开式系统开式系统

5、0.5-0.60.4-0.525250.6-0.70.5-0.632320.7-0.90.6-0.840400.8-10.7-0.950500.9-1.20.8-1.065651.1-1.40.9-1.280801.2-1.61.1-1.41001001.3-1.81.2-1.61251251.5-2.01.4-1.81501501.6-2.21.5-2.02002001.8-2.51.6-2.32502501.8-2.61.7-2.43003001.9-2.91.7-2.43503501.6-2.51.6-2.14004001.8-2.61.8-2.32 2 管道内流体常用流速范围和一般工程

6、设计中的压力降控制值管道内流体常用流速范围和一般工程设计中的压力降控制值2.1 管道内各种介质常用流速范围管道内各种介质常用流速范围见表2.1。表中管道的材质除注明外，一律为钢。该表中流速为推荐值。2.2 管道压力降控制值-可编辑修改可编辑修改-。管道压力降控制值见表2.21 和表 2.22。该表中压力降值为推荐值。-可编辑修改可编辑修改-。-可编辑修改可编辑修改-。-可编辑修改可编辑修改-。-可编辑修改可编辑修改-。-可编辑修改可编辑修改-。-可编辑修改可编辑修改-。注：表中 P 为管道进口端的流体之压力（绝对压力）-可编辑修改可编辑修改-。THANKS!THANKS!致力为企业和个人提供合同协议，策划案计划书，学习课件等致力为企业和个人提供合同协议，策划案计划书，学习课件等等等打造全网一站式需求打造全网一站式需求欢迎您的下载，资料仅供参考欢迎您的下载，资料仅供参考-可编辑修改可编辑修改-