... 100-900*300mm 1)Commodity:hot rolled steel h shape steel beam 2)Material: Q235B,SS400,S235jr ... .7H298x149x5.5x832.6H300x150x6.5x937.3H346x174x6x941.8H350x175x7x1150H396x199x7x1156.7H400x200x8x13661.steel grade:Q235,Q345,SS400 2.standard:JIS, ... steel gradeQ235, Q345, SS4003.size100*100-900*300mm, details please check below4.length6m or 12m5.applicationused for machinery, procesing, structure ...