你还有以下工具可用:
槽钢规格重量表槽钢规格重量表尺寸(毫米)槽钢型号高腿长腰宽截面面积(重平量(公斤/550374.56.935.446.565404.88.546.70880435.010.248.0410100485.312.7410.0012120535.515.3612.0614A140586.018.5114.5314B140608.021.3116.7316A160636.521.9517.2...