前言：美标槽钢
美标槽钢C3*4.1（76*35*4.3）Q235/A36/SS4006.1鞍山/唐山美标槽钢C3*5(76*37*6.6)Q235/A36/SS4007.4鞍山/唐山美标槽钢C4*5.4（）Q235/A36/SS4008鞍山/唐山美标槽钢C6*8.2（）Q235/A36/SS40012.2鞍山/唐山美标槽钢C8*11.5（203*57*5.6）Q235/A36/SS40017.1鞍山/唐山美标槽钢C10*15.3（254*65*6.1）Q235/A36/SS40022.8鞍山/唐山美标槽钢C10*20（254*69*9.6）Q235/A36/SS40030鞍山/唐山美标槽钢C10*25（254*73*13.4）Q235/A36/SS40037鞍山/唐山美标槽钢C10*30（254*76*17.1)Q235/A36/SS40045鞍山/唐山美标槽钢C12*20(305*74*7.2)Q235/A36/SS40030.8鞍山/唐山美标槽钢C12*25(305*77*9.8)Q235/A36/SS40037鞍山/唐山美标槽钢C12*30(305*80*13)Q235/A36/SS40045鞍山/唐山美标槽钢C15*33.9(381*86*10.2)Q235/A36/SS40050.4鞍山/唐山