油管长度m 自重伸长cm承压伸长cm 总伸长cm 油管长度m 自重伸长cm 承压伸长cm 总伸长cm油管长度m 自重伸长cm 承压伸长cm 总伸长cm7108.239 13.13121.37091013.53416.83030.364111020.13720.52940.6667208.473 13.31621.78992013.83417.01530.848112020.50220.71441.2167308.710 13.50122.21193014.13617.20031.336113020.87020.89841.7687408.950 13.68622.63694014.44217.38531.826114021.24121.08342.3247509.194 13.87123.06495014.75017.57032.320115021.61521.26842.8837609.440 14.05623.49696015.06317.75432.817116021.99321.45343.4467709.690 14.24123.93197015.37817.93933.318117022.37321.63844.0127809.944 14.42624.36998015.69718.12433.821118022.75721.82344.58179010.20014.61024.81199016.01918.30934.328119023.14522.00845.15380010.46014.79525.256100016.34418.49434.838120023.53522.19345.72881010.72314.98025.704101016.67318.67935.352121023.92922.37846.30782010.99015.16526.155102017.00418.86435.868122024.32622.56346.88983011.25915.35026.610103017.33919.04936.388123024.72722.74847.47584011.53215.53527.068104017.67819.23436.912124025.13122.93348.06385011.80915.72027.529105018.01919.41937.438125025.53823.11848.65586012.08815.90527.993106018.36419.60437.968126025.94823.30349.25187012.37116.09028.461107018.71219.78938.501127026.36123.48849.84988012.65716.27528.932108019.06419.97439.037128026.77823.67350.45189012.94616.46029.406109019.41820.15939.577129027.19823.85851.05690013.23916.64529.883110019.77620.34440.120130027.62124.04351.664注:F-21/2"油管管壁横截面积 11.66cm2P-泵压(150at)*21/2"油管过水断面面积(30.19cm2)L-油管长度(在公式中为cm)油管伸长计算表若压力不定时承压伸长=0.0001233L米*泵压自重伸长=ql2/2EF=0.000016344L2 米承压伸长=PL/EF=0.01849L2 米q-cm油管在水中的重量:0.08004kg/cmE- 钢材的弹性系数 2.1*106kg/cm2油管长度m自重伸长cm承压伸长cm 总伸长cm油管长度m自重伸长cm 承压伸长cm 总伸长cm油管长度m 自重伸长cm 承压伸长cm 总伸长cm131028.04824.22752.275158040.80129.22170.022185055.93734.21490.152132028.47824.41252.890159041.31929.40670.725186056.54434.39990.943133028.91124.59753.508...