无缝钢管kg/米M=0.02466t(D-t)11.522.533.544.55678910111213141516171819202270.1480.2030.2470.27780.1730.240.2960.33990.1970.2770.3450.401100.2220.3140.3950.462110.2470.3510.4440.5240.5920.647120.2710.3880.4930.5860.6660.7340.789130.2960.4250.5430.6470.740.820.888140.3210.4620.5920.7090.8140.9060.986150.3450.4990.6410.7710.8880.9931.09160.370.5360.690.8320.9621.081.181.28170.3950.5730.740.8941.041.171.281.391.48180.4190.610.7890.9561.111.251.381.501.60190.4440.6470.8381.021.181.341.481.611.73200.4690.6840.8881.081.261.421.581.721.852.07220.5180.7580.9861.201.411.601.781.942.102.37230.5430.7951.041.261.481.681.872.052.222.52240.5670.8321.091.331.551.771.972.162.342.662.93250.5920.8691.131.391.631.862.072.272.472.813.11260.6170.9061.181.451.701.942.172.392.592.963.28270.6410.9431.231.511.782.032.272.502.713.113.45280.6660.981.281.571.852.112.372.612.843.263.63300.7151.051.381.702.002.292.562.833.083.553.974.34320.7651.131.481.822.152.462.763.053.333.854.324.73330.7891.171.531.882.222.552.863.163.453.994.494.93340.8141.201.581.942.292.632.963.273.584.144.665.13350.8381.241.632.002.372.723.063.383.704.294.835.33380.9121.351.782.192.592.983.353.724.074.735.355.926.44390.9371.391.822.252.663.063.453.834.194.885.526.126.66400.9621.421.872.312.743.153.553.944.325.035.706.316.88421.011.501.972.442.893.323.754.164.565.336.046.717.32441.061.572.072.563.033.503.954.384.815.626.397.107.7744.51.071.592.102.593.073.543.994.444.875.706.477.207.88451.091.612.122.623.113.584.044.494.935.776.567.307.998.63481.161.722.272.813.333.844.344.835.306.217.087.898.669.37501.211.792.372.933.484.014.545.055.556.517.428.299.109.86511.231.832.422.993.554.104.645.165.676.667.608.489.3210.1110.8511.54524.194.735.275.806.817.778.689.5410.3611.1211.84544.364.935.496.047.108.119.079.9910.8511.6612.43564.535.135.716.297.408.469.4710.4311.3412.2113.02574.625.235.836.417.558.639.6710.6511.5912.4813.3214.11604.885.526.166.787.999.1510.2611.3212.3313.2914.2015.0715.88635.145.826.497.158.439.6710.8511.9813.0714.111