普通槽钢理论重量表轻轨槽钢理论重量表型号截面面积(cmm2)理论重量(kg/m)型号截面面积(cmm2)理论重量(kg/m)型号截面面积(cmm2)理论重量(kg/m)型号截面面积(cmm2)理论重量(kg/m)型号截面面积(cmm2)理论重量(kg/m)型号截面面积(cmm2)理论重量(kg/m)56.935.446.38.446.636.58.546.756.164.842023.418.46.57.515.9810.248.041012.74101215.3612.0620a25.219.888.987.052226.72112.615.6912.3714a18.5114.5314b21.3116.731010.98.5922a28.822.61213.310.416a21.9517.2316b25.1519.7418a25.6920.172430.6241415.612.324a32.925.818b29.2922.9920a28.8322.6320b32.8325.7714a1713.32735.227.71618.114.222a31.8424.9922b36.2428.4524a34.2126.553040.531.816a19.515.33346.536.524b3930.6224c43.8134.3925a34.9127.471820.716.33653.441.918a22.217.425b39.9131.3925c44.9135.3227a39.2730.834061.548.327b44.6735.0727c50.0739.328a40.0231.4228b45.6235.8128c51.2240.2130a43.8934.4530b49.5939.1630c55.8943.8132a48.738.2232b55.143.2532c61.548.2833a49.538.733b55.943.8833c62.949.0636a60.8947.836b68.0953.4536c75.2959.140a75.0558.9140b83.0565.1940c91.0571.47