C3×4.1美标槽钢C75×6.176354.36.96.1
C4×5.4美标槽钢C100×.77.58
C4×7.25C100×10..27.510.8
C5×6.7美标槽钢C130×10..88.110.4
C5×9美标槽钢C130×.38.113
C6×8.2美标槽钢C150×12..18.712.2
C6×10.5美标槽钢C150×15..715.6
C6×13美标槽钢C150×19..18.719.3
C7×9.8美标槽钢C180×14..39.314.6
