90弯头理论重量表.xls

90弯头理论重量表.xls

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无无缝缝弯弯头头理理论论重重量量表表R=1.5DR=1.5D9090kg/kg/只只33.544.555.566.5789101112说明：

18-220.060.070.070.090.11.180弯头按表2倍计算，45按1/2计算250.10.110.120.140.150.160.172.R=1D弯头重量按表2/3计算270.110.120.140.150.160.170.183.表中未列出壁厚的重量课取与之相近的两个重量的计算平均值320.130.150.160.180.20.210.230.244.90弯头计算公式340.140.150.180.20.210.230.250.260.0387*S（D-S）R/1000*Dn380.20.220.250.280.310.330.360.330.4式中S=壁厚mmD=外径mmR=1d弯曲半径mm420.220.250.280.310.320.370.40.420.46450.290.340.380.420.460.50.540.580.620.69480.310.360.410.450.50.540.590.630.690.72510.330.390.440.490.530.580.630.670.720.8570.480.540.620.70.760.830.90.981.021.151.271.38600.50.580.660.730.810.880.951.021.091.221.351.47730.80.921.051.171.291.411.531.641.751.972.192.392.592.78760.820.961.091.221.341.471.611.741.832.062.272.52.712.9113141516171819202224252628303234363840891.21.391.571.771.952.132.312.492.653.013.343.573.994.291081.832.122.422.72.993.273.553.834.114.655.175.696.26.697.177.641141.932.252.562.863.173.473.764.064.354.925.476.046.587.117.638.131272.743.183.624.064.464.925.345.766.1877.318.69.3910.210.911.612.413.113.814.41332.873.333.84.254.715.165.616.056.497.368.349.059.8710.711.512.31313.814.515.21403.023.5144.494.975.445.916.387.357.778.679.5610.411.312.11313.814.615.416.21595.476.146.97.458.18.759.3910.711.913.214.416.616.817.919.120.221.322.423.524.526.61685.796.497.197.898.589.279.9511.312.613.915.216.517.81920.321.522.723.82526.128.421912.413.714.81617.219.621.924.326.628.731.133.335.537.739.94244.146.250.354.456.358.362.165.927319.821.723.625.627.531.33538.342.546.249.953.557.160.764.267.771.274.681.588.291.594.710110832528.331.133.936.639.444.950.355.761.166.571.87782.387.592.697.810310811812813313814715716617518419320235536.139.743.246.751.357.564.371.278.184.991.798.510511211912513213815116417017718920121322523721826037738.240.245.949.753.460.968.375.783.190.497.610511211912613314014716117518218820221622824025323627840047.151.956.661.265.975684.293.410211112012913814715616517318217921622523325026628229831833034542647.654.559.464.369.278.988.598.110811712713614515616417318219120922723624526328029731433134736445785.595.310711913014215316417618719821022123225427628629731934036138140242244248087.810011212513714916117318519720922123224426729030231333635838040242444546750810310611913214515817118319620922123424625928430832033235628040442745147449652910811124138151165178191204218231244257270293321334347372377422446471495519610150171192213233254275296316337357377398418485498518538577616655694732765808630154176192220341263264306327348369390411432474515536556597638678713753797836