各类给水管道水力计算表

本表按03版建筑给水排水设计规范编制注: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，否则数字呈红色海澄-威廉公式塑料管C=140管径流量氯化聚氯乙烯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/m150.1200.2100.300161.0497.71161.0497.7125210.8750.3020.40.9257.93320.50027.20.8636.7526.20.9344.10401.010341.1145.5732.61.2155.93501.55042.61.0933.5940.81.1941.45653.40053.61.5147.0051.41.6457.65753.0006.00063.80.9415.9661.41.01#REF!9076.61.3023.6473.61.4128.721107.00093.81.0111.73901.1014.3412515.000106.61.6825.80102.21.8331.6814018.000119.41.6120.82114.61.7525.4216027.000136.41.8523.06130.82.0128.29180200225250280315355400450500560630

管径流量铝塑复合管计算管径流速阻力损失mmL/Smmm/smm/m150.11812.21.01125.85200.1300.30015.70.6744.082519.80.9767.00320.61025.31.2175.57400.70031.20.9235.13501.80040.11.4359.48653.00050.01.5352.30753.00058.71.1123.9490110125140160180200225250280315355400450500560630

管径流量PVC-U管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/m150.1200.130160.6540.20250.300210.8750.30320.50027.20.8636.75400.7001.800360.6917.50340.7723.115045.21.1233.20421.3047.48653.000571.3327.6353.61.3337.28753.00067.80.8311.87640.9315.72906.0007.00081.41.1517.5976.61.3023.64110100.40.888.4295.60.9810.6912515.000114.21.4618.451101.5822.1414018.00020.000127.81.4014.95123.41.5117.731601461.199.501401.3011.6518020.000164.40.945.33158.61.016.3520020.00020.00030.000182.60.763.20176.20.823.80225205.40.601.80198.20.652.14250228.20.732.29220.40.792.7128080.000255.61.568.09246.81.679.6031580.00080.000287.61.234.56277.61.325.41355325.40.962.50400224.000369.42.099.06450230.000260.000416.670415.81.695.35500461.81.554.03560517.21.985.55630555.560581.82.095.33管径流量聚丙烯管PP-R1.0MPa1.25MPa2.0MPa2.5MPa计算管径流速阻力损失计算管径流速阻力损失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/mmmm/smm/mmmm/smm/m150.10.1302015.40.7048.4214.40.8067.1513.20.95102.59250.3000.50020.40.4012.31181.18106.5716.61.39158.093227.20.8636.75260.5717.7823.21.1879.7421.21.42123.70400.700340.7723.1132.60.8428.37291.0650.1526.61.2676.39501.80042.61.2644.3140.81.3854.6836.21.7597.9133.22.08149.21653.0003.0006.00053.61.3337.2851.41.4545.7245.61.8481.91422.17122.277563.60.9416.2061.21.0219.5449.91.5352.82501.5352.309076.60.6523.6473.61.4128.7276.61.3023.64602.1277.691107.00093.80.8711.73901.1014.3493.81.0111.7373.51.6538.4612515.00014018.00016020.00020.000180200225250280315355400450500560630聚丙烯PP-RR热水管0.00000047管径流量2.0MPa2.5MPa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/m150.1200.13014.40.8089.6313.20.95136.93250.300181.18142.2416.61.39211.00320.50023.21.18106.4321.21.42165.10400.7001.800291.0666.9426.61.26101.955036.21.75130.6833.22.08199.15653.00045.61.84109.33422.17163.19753.00049.91.5370.49501.5369.81906.0007.00076.61.3031.56602.12103.6911093.81.0115.6573.51.6551.34

管径流量高密度聚乙烯(HDPE)0.25MPa0.4MPa0.6MPa1.0MPa计算管径流速阻力损失计算管径流速阻力损失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/mmmm/smm/mmmm/smm/m150.1120.88100.40200.2100.3000.5001.0101.5503.4003.0006.0007.00015.000161.0497.7125210.8750.3020.40.9257.9332280.8131.9126.20.9344.1040360.9934.5035.21.0438.4932.61.2155.9350460.9323.11441.0228.7040.81.1941.4565591.2429.4558.21.2831.4855.41.4140.0251.41.6457.6575710.769.4869.20.8010.74660.8813.5361.41.0119.249085.61.0413.76831.1115.9979.21.2220.1073.61.4128.72110104.60.816.90101.60.867.9596.80.9510.06901.1014.34125118.81.3515.22115.41.4317.53110.21.5721.95102.21.8331.6814018.0001331.3012.31129.21.3714.18123.41.5117.73114.61.7525.4216027.0001521.4913.61147.81.5715.601411.7319.62130.82.0128.291806.000171.20.260.47166.20.280.54158.60.300.68147.20.350.982007.000190.20.250.37184.60.260.43176.20.290.54163.80.330.7822515.00018.0002140.420.87207.80.441.00198.20.491.261840.561.81250237.60.410.73230.80.430.84220.40.471.05204.60.551.5131527.000299.60.380.50290.80.410.58277.60.450.72257.80.521.04管径流量交联聚乙烯(PEX)计算管径流速阻力损失mmL/Smmm/smm/m150.2102016.01.0497.71250.30020.40.9257.93320.5001.01026.00.9445.784032.61.2155.93501.55040.81.1941.45653.40051.41.6457.65海澄-威廉公式铜管薄壁不锈钢管C=130铜管管径流量计算管径流速阻力损失mmL/Smmm/smm/m150.15013.61.03132.64200.20020.20.6232.90250.50026.20.9350.59321.00032.61.2062.99401.50039.61.2251.75504.00051.61.9187.67654.00064.01.2430.714.00064.31.2330.02807.00073.11.6745.314.00082.00.769.1910015.0001051.7331.8612514.0001281.0910.6825.0001301.8828.9915014.0001530.764.4820030.0002090.874.0230.0002110.863.84铜管（热水）0.0000047管径流量计算管径流速阻力损失mmL/Smmm/smm/m150.1460.32013.61.01168.392020.21.00104.86250.62026.21.15100.57321.01032.61.2185.63401.0003.50039.60.8132.605051.61.6791.38654.00064.01.2440.994.00064.31.2340.07807.55073.11.8069.579.55082.01.8161.431009.0001051.0416.5112514.00025.0001281.0914.261301.8838.69

15014.0001530.765.9820030.0002090.875.3730.0002110.865.13薄壁不锈钢管管径流量计算管径流速阻力损失DNmmL/Smmm/smm/m100.08010.400.94152.950.0909.801.19254.07150.1500.1500.30014.280.94104.5812.801.17178.202020.220.9369.380.30018.901.0796.39250.6700.50026.581.2181.0923.801.1280.77321.00031.601.2873.311.00033.001.1759.35401.0001.00040.300.7822.4338.000.8829.86502.00046.201.1941.612.0006.00059.000.7312.656573.101.4334.066.00064.601.8362.19806.00084.901.0616.436.00010.00073.101.4334.06100104.001.1815.7513.80099.001.7936.3612524.00028.000129.001.8427.91150153.001.5216.1828.000156.001.4614.72

薄壁不锈钢管（热水）0.00000047管径流量计算管径流速阻力损失DNmmL/Smmm/smm/m100.08010.400.94204.140.0909.801.19339.11150.15014.280.94139.590.1500.30012.801.17237.842020.220.9392.600.30018.901.07128.66250.67026.581.21108.240.50023.801.12107.81321.00031.601.2897.841.00033.001.1779.22401.0001.00040.300.7829.9338.000.8839.85502.00046.201.1955.542.00059.000.7316.88656.0006.00073.101.4345.4664.601.8383.00806.00084.901.0621.936.00010.00073.101.4345.46100104.001.1821.0213.80099.001.7948.5312524.000129.001.8437.2515028.00028.000153.001.5221.59156.001.4619.64

水煤气钢管管径流量计算管径流速阻力损失mmL/Smmm/smm/m150.20014.751.17247.37200.30020.250.93111.97250.600261.13119.65321.25034.751.32113.40401.400401.1170.50502.600521.2261.81704.200671.1943.72805.95779.51.2036.3010010.3911051.2026.2412524.0001301.8143.7015022.6431551.2016.66中等管径与大管径管径流量计算管径流速阻力损失mmL/Smmm/smm/m12520.001251.6337.7415035.001472.0648.3020030.001980.978.5125080.002521.6016.1730070.003050.964.9