... best qualitity and most competitive price for flat bar, steel flat bar,Standard: GB/T702, JIS G3101We are professional ... GB, JIS, ASTM, BS, DINMaterial: Q195, Q235, Q345, SS400, A36, etc.SizeThickness: 6mm-30mm3. Width: 10mm-1000mmLength: 4m, 5.5m, 5.8m, 6m ... , 9m, 12mSpecial requirements pls confirm with me first! Steel Flat Bar Hot Rolled With Boron