本表按 03 版建筑给水排水设计标准编制注:当管径为 DN15~20 时流速限于 1.0m/S,当管径为 DN25~40 时流速限于 1.2m/S 当管径为DN50~70 时流速限于 1.5m/S,当管径为 DN80 及其以上时流速限于 1.8m/S,否则数字呈红色氯化聚氯乙烯海澄-威廉公式 塑料管 C=140管径流量S6.31.6MPaS52.0MPa计算管径流速阻力损失计算管径流速阻力损失mmL/Smmm/smm/mmmm/smm/m150.1200.210161.0497.71161.0497.71250.300210.8750.3020.40.9257.93320.50027.20.8636.7526.20.9344.10401.010341.1145.5732.61.2155.93501.55042.61.0933.5940.81.1941.45653.40053.61.5147.0051.41.6457.65753.00063.80.9415.9661.41.01#REF!906.00076.61.3023.6473.61.4128.721107.00093.81.0111.73901.1014.3412515.000106.61.6825.80102.21.8331.6814018.000119.41.6120.82114.61.7525.4216027.000136.41.8523.06130.82.0128.29180200225250280315355400450500560630管径流量铝塑复合管计算管径流速阻力损失mmL/Smmm/smm/m150.11812.21.01125.85200.13015.70.6744.08250.30019.80.9767.00320.61025.31.2175.57400.70031.20.9235.13501.80040.11.4359.48653.00050.01.5352.30753.00058.71.1123.9490110125140160180200225250280315355400450500560630PVC-U 管管径流量1.0MPa1.6MPa计算管径流速阻力损失计算管径流速阻力损失mmL/Smmm/smm/mmmm/smm/m150.1200.130160.6540.20250.300210.8750.30320.50027.20.8636.75400.700360.6917.50340.7723.11501.80045.21.1233.20421.3047.48653.000571.3327.6353.61.3337.28753.00067.80.8311.87640.9315.72906.00081.41.1517.5976.61.3023.641107.000100.40.888.4295.60.9810.6912515.000114.21.4618.451101.5822.1414018.000127.81.4014.95123.41.5117.7316020.0001461.199.501401.3011.6518020.000164.40.945.33158.61.016.3520020.000182.60.763.20176.20.823.8022520.000205.40.601.80198.20.652.1425030.000228.20.732.29220.40.792.7128080.000255.61.568.09246.81.679.6031580.000287.61.234.56277.61.325.4135580.000325.40.962.50400224.000369.42.099.06450230.000415.81.695.35500260.000461.81.554.03560416.670517.21.985.55630555.560581.82.095.33mmL/S计算管径mm流速m/s阻力损失mm/m计算管径mm流速m/s阻力损失mm/m计算管径mm流速m/s阻力损失mm/m计算管径mm流速m/s阻力损失mm/m150.1200.13015.40.7048.4214.40.8067.1513.20.95102.59250.30020.40.4012.31181.18106.5716.61.39158.09320.50027.20.8636.75260.5717.7823.21.1879.7421.21.42123.70400.700340.7723.1132.60.8428.37291.0650.1526.61.2676.39501.80042.61.2644.3140.81.3854.6836.21.7597.9133.22.08149.21653.00053.61.3337.2851.41.4545.7245.61.8481.91422.17122.27753.00063.60.9416.2061.21.0219.5449.91.5352.82501.5352.30906.00076.60.6523.6473.61.4128.7276.61.3023.64602.1277.691107.00093.80.8711.73901.1014.3493.81.0111.7373.51.6538.4612515.00014018.00016020.00018020.000200225250280315355400450500560630管径 流量聚丙烯管1.0MPa 1.25MPa 2.0MPa 2.5MPa聚丙烯 PP-RR 热水管 0.00000047管径2.0MPa2.5MPa流量计算管径流速阻力损失计算管径流速阻力损失mmL/Smmm/smm/mmmm/smm/m150.1200.13014.40.8089.6313.20.95136.93250.300181.18142.2416.61.39211.00320.50023.21.18106.4321.21.42165.10400.700291.0666.9426.61.26101.95501.80036.21.75130.6833.22.08199.15653.00045.61.84109.33422.17163.19753.00049.91.5370.49501.5369.81906.00076.61.3031.56602.12103.691107.00093.81.0115.6573.51.6551.34管径流量交联聚乙烯(PEX)高密度聚乙烯(HDPE)管径流量0.25MPa0.4MPa0.6MPa1.0MPa计算管 流速 阻力损 计算管 流速 阻力损 计算管 流速 阻力损 计算管 流速 阻力损径失径失径失径失mmL/Smmm/smm/mmmm/smm/mmmm/smm/mmmm/smm/m150.1120.88100.40200.210161.0497.71250.300210.8750.3020.40.9257.93320.500280.8131.9126.20.9344.10401.010360.9934.5035.21.0438.4932.61.2155.93501.550460.9323.11441.0228.7040.81.1941.45653.400591.2429.4558.21.2831.4855.41.4140.0251.41.6457.65753.000710.769.4869.20.80。