grade: SS400. ST37-2, Q345/ST52 Dimension: 0*37*4.5mm-400*104*14.5mm Thickness: 3mm-13mm Length: 6m,9m

u channel steel bar grade: SS400. ST37-2, Q345/ST52 Dimension: 0*37*4.5mm-400*104*14.5mm Thickness: 3mm-13mm Length: 6m,9m,

u channel steelgrade: SS400. ST37-2, Q345/ST52Dimension: 51*25*3mm-305*80*13mmThickness: 3mm-13mmLength: 6m,9m, 12m

u channel steel