管径流速流量计算表

1、圆周率（）3.1415926管径DN（mm）90流速V（m/s）0.1流流量量Q（m3/h）2.290221005流量Q（m3/h）282流速V（m/s）1.6管管径径DN（mm）249.6711579流量Q（m3/h）282.74管径DN（mm）250流流速速V（m/s）1.599981133)*V*602管管径径/ /流流速速/ /流流量量对对照照表表管管径径单单位位：DN(mm)DN(mm) 流流速速单单位位：m/sm/s 流流量量单单位位：m m3 3/h/h 圆圆周周率率（）：3.14159263.1415926管径管管 道道 管管 径径 规规 格格 大大 小小（mmmm） 流量15

2、2025324050658090100125150200250300350400450500600流速0.10.060.110.180.290.450.711.191.812.292.834.426.3611.3117.6725.4534.6445.2457.2670.69101.790.20.130.230.350.580.901.412.393.624.585.658.8412.7222.6235.3450.8969.2790.48114.51141.37203.580.30.190.340.530.871.362.123.585.436.878.4813.2519.0933.9353.0

3、176.34103.91135.72171.77212.06305.360.40.250.450.711.161.812.834.787.249.1611.3117.6725.4545.2470.69101.79138.54180.96229.02282.74407.150.50.320.570.881.452.263.535.979.0511.4514.1422.0931.8156.5588.36127.23173.18226.19286.28353.43508.940.60.380.681.061.742.714.247.1710.8613.7416.9626.5138.1767.8610

4、6.03152.68207.82271.43343.53424.12610.730.70.450.791.242.033.174.958.3612.6716.0319.7930.9344.5379.17123.70178.13242.45316.67400.79494.80712.510.80.510.901.412.323.625.659.5614.4818.3222.6235.3450.8990.48141.37203.58277.09361.91458.04565.49814.300.90.571.021.592.614.076.3610.7516.2920.6125.4539.7657

5、.26101.79159.04229.02311.72407.15515.30636.17916.0910.641.131.772.904.527.0711.9518.1022.9028.2744.1863.62113.10176.71254.47346.36452.39572.56706.861017.881.10.701.241.943.184.987.7813.1419.9125.1931.1048.6069.98124.41194.39279.92381.00497.63629.81777.541119.661.20.761.362.123.475.438.4814.3421.7127

6、.4833.9353.0176.34135.72212.06305.36415.63542.87687.07848.231221.451.30.831.472.303.765.889.1915.5323.5229.7736.7657.4382.70147.03229.73330.81450.27588.11744.32918.921323.241.40.891.582.474.056.339.9016.7225.3332.0639.5861.8589.06158.34247.40356.26484.90633.35801.58989.601425.031.50.951.702.654.346.

7、7910.6017.9227.1434.3542.4166.2795.43169.65265.07381.70519.54678.58858.831060.291526.811.61.021.812.834.637.2411.3119.1128.9536.6445.2470.69101.79180.96282.74407.15554.18723.82916.091130.971628.601.71.081.923.004.927.6912.0220.3130.7638.9348.0775.10108.15192.27300.41432.60588.81769.06973.341201.6617

8、30.391.81.152.043.185.218.1412.7221.5032.5741.2250.8979.52114.51203.58318.09458.04623.45814.301030.601272.351832.181.91.212.153.365.508.6013.4322.7034.3843.5153.7283.94120.87214.88335.76483.49658.09859.541087.851343.031933.9621.272.263.535.799.0514.1423.8936.1945.8056.5588.36127.23226.19353.43508.94

9、692.72904.781145.111413.722035.752.11.342.383.716.089.5014.8425.0938.0048.0959.3892.78133.60237.50371.10534.38727.36950.021202.371484.402137.542.21.402.493.896.379.9515.5526.2839.8150.3862.2097.19139.96248.81388.77559.83761.99995.261259.621555.092239.332.31.462.604.066.6610.4016.2627.4841.6252.6865.

10、03101.61146.32260.12406.44585.28796.631040.501316.881625.772341.112.41.532.714.246.9510.8616.9628.6743.4354.9767.86106.03152.68271.43424.12610.73831.271085.731374.131696.462442.902.51.592.834.427.2411.3117.6729.8645.2457.2670.69110.45159.04282.74441.79636.17865.901130.971431.391767.152544.692.61.652

11、.944.597.5311.7618.3831.0647.0559.5573.51114.86165.40294.05459.46661.62900.541176.211488.641837.832646.482.71.723.054.777.8212.2119.0932.2548.8661.8476.34119.28171.77305.36477.13687.07935.171221.451545.901908.522748.272.81.783.174.958.1112.6719.7933.4550.6764.1379.17123.70178.13316.67494.80712.51969

12、.811266.691603.151979.202850.052.91.843.285.128.4013.1220.5034.6452.4866.4282.00128.12184.49327.98512.47737.961004.451311.931660.412049.892951.8431.913.395.308.6913.5721.2135.8454.2968.7184.82132.54190.85339.29530.14763.411039.081357.171717.672120.583053.633.11.973.515.488.9814.0221.9137.0356.1071.0

13、087.65136.95197.21350.60547.82788.851073.721402.411774.922191.263155.423.22.043.625.659.2614.4822.6238.2357.9173.2990.48141.37203.58361.91565.49814.301108.351447.651832.182261.953257.203.32.103.735.839.5514.9323.3339.4259.7275.5893.31145.79209.94373.22583.16839.751142.991492.881889.432332.633358.99)

14、*V*602管管径径/ /流流速速/ /流流量量对对照照表表管管径径单单位位：DN(mm)DN(mm) 流流速速单单位位：m/sm/s 流流量量单单位位：m m3 3/h/h 圆圆周周率率（）：3.14159263.1415926管径管管 道道 管管 径径 规规 格格 大大 小小（mmmm） 流量152025324050658090100125150200250300350400450500600流速)*V*6023.42.163.856.019.8415.3824.0340.6261.5277.8796.13150.21216.30384.53600.83865.191177.631538.

15、121946.692403.323460.783.52.233.966.1910.1315.8324.7441.8163.3380.1698.96154.63222.66395.84618.50890.641212.261583.362003.942474.003562.573.62.294.076.3610.4216.2925.4543.0165.1482.45101.79159.04229.02407.15636.17916.091246.901628.602061.202544.693664.353.72.354.186.5410.7116.7426.1544.2066.9584.741

16、04.62163.46235.38418.46653.84941.541281.531673.842118.452615.383766.143.82.424.306.7211.0017.1926.8645.3968.7687.03107.44167.88241.75429.77671.52966.981316.171719.082175.712686.063867.933.92.484.416.8911.2917.6427.5746.5970.5789.32110.27172.30248.11441.08689.19992.431350.811764.322232.972756.753969.

17、7242.544.527.0711.5818.1028.2747.7872.3891.61113.10176.71254.47452.39706.861017.881385.441809.562290.222827.434071.504.12.614.647.2511.8718.5528.9848.9874.1993.90115.92181.13260.83463.70724.531043.321420.081854.802347.482898.124173.294.22.674.757.4212.1619.0029.6950.1776.0096.19118.75185.55267.19475

18、.01742.201068.771454.711900.042404.732968.814275.084.32.744.867.6012.4519.4530.3951.3777.8198.48121.58189.97273.55486.32759.871094.221489.351945.272461.993039.494376.874.42.804.987.7812.7419.9131.1052.5679.62100.77124.41194.39279.92497.63777.541119.661523.991990.512519.243110.184478.654.52.865.097.9

19、513.0320.3631.8153.7681.43103.06127.23198.80286.28508.94795.221145.111558.622035.752576.503180.864580.444.62.935.208.1313.3220.8132.5254.9583.24105.35130.06203.22292.64520.25812.891170.561593.262080.992633.753251.554682.234.72.995.328.3113.6121.2633.2256.1585.05107.64132.89207.64299.00531.56830.5611

20、96.001627.892126.232691.013322.234784.024.83.055.438.4813.9021.7133.9357.3486.86109.93135.72212.06305.36542.87848.231221.451662.532171.472748.273392.924885.804.93.125.548.6614.1922.1734.6458.5388.67112.22138.54216.48311.72554.18865.901246.901697.172216.712805.523463.614987.5953.185.658.8414.4822.623

21、5.3459.7390.48114.51141.37220.89318.09565.49883.571272.351731.802261.952862.783534.295089.385.13.245.779.0114.7723.0736.0560.9292.29116.80144.20225.31324.45576.80901.241297.791766.442307.192920.033604.985191.175.23.315.889.1915.0623.5236.7662.1294.10119.09147.03229.73330.81588.11918.921323.241801.08

22、2352.422977.293675.665292.965.33.375.999.3715.3523.9837.4663.3195.91121.38149.85234.15337.17599.42936.591348.691835.712397.663034.543746.355394.745.43.446.119.5415.6324.4338.1764.5197.72123.67152.68238.56343.53610.73954.261374.131870.352442.903091.803817.045496.535.53.506.229.7215.9224.8838.8865.709

23、9.53125.96155.51242.98349.89622.04971.931399.581904.982488.143149.053887.725598.325.63.566.339.9016.2125.3339.5866.90101.34128.25158.34247.40356.26633.35989.601425.031939.622533.383206.313958.415700.115.73.636.4510.0716.5025.7940.2968.09103.14130.54161.16251.82362.62644.651007.271450.471974.262578.6

24、23263.564029.095801.895.83.696.5610.2516.7926.2441.0069.29104.95132.83163.99256.24368.98655.961024.941475.922008.892623.863320.824099.785903.685.93.756.6710.4317.0826.6941.7070.48106.76135.12166.82260.65375.34667.271042.621501.372043.532669.103378.084170.466005.4763.826.7910.6017.3727.1442.4171.6810

25、8.57137.41169.65265.07381.70678.581060.291526.812078.162714.343435.334241.156107.266.13.886.9010.7817.6627.6043.1272.87110.38139.70172.47269.49388.07689.891077.961552.262112.802759.573492.594311.846209.046.23.947.0110.9617.9528.0543.8374.06112.19141.99175.30273.91394.43701.201095.631577.712147.44280

26、4.813549.844382.526310.836.34.017.1311.1318.2428.5044.5375.26114.00144.28178.13278.33400.79712.511113.301603.152182.072850.053607.104453.216412.626.44.077.2411.3118.5328.9545.2476.45115.81146.57180.96282.74407.15723.821130.971628.602216.712895.293664.354523.896514.416.54.147.3511.4918.8229.4145.9577

27、.65117.62148.86183.78287.16413.51735.131148.641654.052251.342940.533721.614594.586616.196.64.207.4611.6619.1129.8646.6578.84119.43151.15186.61291.58419.87746.441166.321679.502285.982985.773778.864665.276717.98管管径径/ /流流速速/ /流流量量对对照照表表管管径径单单位位：DN(mm)DN(mm) 流流速速单单位位：m/sm/s 流流量量单单位位：m m3 3/h/h 圆圆周周率率（）：

28、3.14159263.1415926管径管管 道道 管管 径径 规规 格格 大大 小小（mmmm） 流量152025324050658090100125150200250300350400450500600流速)*V*6026.74.267.5811.8419.4030.3147.3680.04121.24153.44189.44296.00426.24757.751183.991704.942320.623031.013836.124735.956819.776.84.337.6912.0219.6930.7648.0781.23123.05155.74192.27300.41432.607

29、69.061201.661730.392355.253076.253893.384806.646921.566.94.397.8012.1919.9831.2148.7782.43124.86158.03195.09304.83438.96780.371219.331755.842389.893121.493950.634877.327023.3474.457.9212.3720.2731.6749.4883.62126.67160.32197.92309.25445.32791.681237.001781.282424.523166.734007.894948.017125.137.14.5

30、28.0312.5520.5632.1250.1984.82128.48162.61200.75313.67451.68802.991254.671806.732459.163211.964065.145018.697226.927.24.588.1412.7220.8532.5750.8986.01130.29164.90203.58318.09458.04814.301272.351832.182493.803257.204122.405089.387328.717.34.648.2612.9021.1433.0251.6087.21132.10167.19206.40322.50464.

31、41825.611290.021857.622528.433302.444179.655160.077430.497.44.718.3713.0821.4333.4852.3188.40133.91169.48209.23326.92470.77836.921307.691883.072563.073347.684236.915230.757532.287.54.778.4813.2521.7133.9353.0189.59135.72171.77212.06331.34477.13848.231325.361908.522597.703392.924294.165301.447634.077

32、.64.838.6013.4322.0034.3853.7290.79137.53174.06214.88335.76483.49859.541343.031933.962632.343438.164351.425372.127735.867.74.908.7113.6122.2934.8354.4391.98139.34176.35217.71340.18489.85870.851360.701959.412666.983483.404408.685442.817837.657.84.968.8213.7822.5835.2955.1393.18141.15178.64220.54344.5

33、9496.21882.161378.371984.862701.613528.644465.935513.507939.437.95.038.9313.9622.8735.7455.8494.37142.96180.93223.37349.01502.58893.471396.052010.312736.253573.884523.195584.188041.2285.099.0514.1423.1636.1956.5595.57144.76183.22226.19353.43508.94904.781413.722035.752770.883619.114580.445654.878143.

34、018.15.159.1614.3123.4536.6457.2696.76146.57185.51229.02357.85515.30916.091431.392061.202805.523664.354637.705725.558244.808.25.229.2714.4923.7437.1057.9697.96148.38187.80231.85362.26521.66927.401449.062086.652840.163709.594694.955796.248346.588.35.289.3914.6724.0337.5558.6799.15150.19190.09234.6836

35、6.68528.02938.711466.732112.092874.793754.834752.215866.928448.378.45.349.5014.8424.3238.0059.38100.35152.00192.38237.50371.10534.38950.021484.402137.542909.433800.074809.465937.618550.168.55.419.6115.0224.6138.4560.08101.54153.81194.67240.33375.52540.75961.331502.072162.992944.063845.314866.726008.

36、308651.958.65.479.7315.2024.9038.9160.79102.73155.62196.96243.16379.94547.11972.641519.752188.432978.703890.554923.986078.988753.738.75.539.8415.3725.1939.3661.50103.93157.43199.25245.99384.35553.47983.951537.422213.883013.343935.794981.236149.678855.528.85.609.9515.5525.4839.8162.20105.12159.24201.

37、54248.81388.77559.83995.261555.092239.333047.973981.035038.496220.358957.318.95.6610.0715.7325.7740.2662.91106.32161.05203.83251.64393.19566.191006.571572.762264.773082.614026.275095.746291.049059.1095.7310.1815.9026.0640.7263.62107.51162.86206.12254.47397.61572.561017.881590.432290.223117.254071.50

38、5153.006361.739160.889.15.7910.2916.0826.3541.1764.32108.71164.67208.41257.30402.03578.921029.191608.102315.673151.884116.745210.256432.419262.679.25.8510.4016.2626.6441.6265.03109.90166.48210.70260.12406.44585.281040.501625.772341.113186.524161.985267.516503.109364.469.35.9210.5216.4326.9342.0765.7

39、4111.10168.29212.99262.95410.86591.641051.811643.452366.563221.154207.225324.766573.789466.259.45.9810.6316.6127.2242.5266.44112.29170.10215.28265.78415.28598.001063.111661.122392.013255.794252.465382.026644.479568.039.56.0410.7416.7927.5142.9867.15113.49171.91217.57268.61419.70604.361074.421678.792

40、417.463290.434297.705439.276715.159669.829.66.1110.8616.9627.7943.4367.86114.68173.72219.86271.43424.12610.731085.731696.462442.903325.064342.945496.536785.849771.619.76.1710.9717.1428.0843.8868.57115.88175.53222.15274.26428.53617.091097.041714.132468.353359.704388.185553.796856.539873.409.86.2311.0

41、817.3228.3744.3369.27117.07177.34224.44277.09432.95623.451108.351731.802493.803394.334433.425611.046927.219975.189.96.3011.2017.4928.6644.7969.98118.26179.15226.73279.92437.37629.811119.661749.472519.243428.974478.655668.306997.9010077.0106.3611.3117.6728.9545.2470.69119.46180.96229.02282.74441.7963

42、6.171130.971767.152544.693463.614523.895725.557068.5810178.8管管径径流流速速推推荐荐安安全全值值管径(DN)流流速速推推荐荐值值m/s:20253240506580100125150200250300350400闭式系统 0.5-0.6 0.6-0.7 0.7-0.90.8-10.9-1.2 1.1-1.4 1.2-1.6 1.3-1.8 1.5-2.01.6-2.21.8-2.51.8-2.61.9-2.91.6-2.51.8-2.6开式系统 0.4-0.5 0.5-0.6 0.6-0.8 0.7-0.9 0.8-1.0 0.9-1

43、.2 1.1-1.4 1.2-1.6 1.4-1.81.5-2.01.6-2.31.7-2.41.7-2.41.6-2.11.8-2.3管道内介质常用流速范围表工作介质管道种类及条件流速(米/秒)管材工作介质管道种类及条件流速(米/秒)管材过热蒸汽DN200DN=200100DN200DN=200100DN100 30-40钢65%2.5-3钢25-35钢液 氨P=真空0.05-0.3钢15-30钢 P6kg/cm2(表)0.3-0.8钢乏 气排气管:从受压容器排出80钢 P20kg/cm2(表)0.8-1.5钢 从无压容器排出15-30钢油及粘度大的液体油及相似液体0.5-2钢压 缩 性气 体真 空5-10钢粘度50厘泊:Dg250.5-0.9钢 P3kg/cm2 (表)8-12钢 Dg500.7-1钢 P6kg/cm2 (表)10-20钢 Dg1001-1.6钢 P10kg/cm2 (表)10-15钢粘度100厘泊:Dg250.3-0.6钢 P70kg/cm2 (表)8-12钢 Dg500.5-0.7钢 P150kg/cm2 (表)6-10钢 Dg1000.7-1钢 P200-300kg/cm2(表)5-10钢 Dg2001.2-1.6钢煤 气管道长：50-1