Q345C圆钢规格表：
产品名称             材质               规格                    规格             规格
圆钢                 Q345C              5.5                     40               13
圆钢                 Q345C              6                       42               14
圆钢                 Q345C              6.5                     45               15
圆钢                 Q345C              7                       48               16
圆钢                 Q345C              8                       50               17
圆钢                 Q345C              9                       53               18
圆钢                 Q345C              10                      55               19
圆钢                 Q345C              11                      56               20
圆钢                 Q345C              12                      58               21
圆钢                 Q345C              22                      60               63
圆钢                 Q345C              23                      130              65