Bule/red steel coilMaterialSGCC ,Website:http://www.tytsteeltube.com,SGCHthickness0.19-1.50mmWidth600- ... Tons per packagePackingplastic paper and kraftpaper first ,then tie by steel strap and plate together Contract manufacturingOEM service offered, Design service ... ) Anti rustApplicationindustrial and civil construction, such as warehouse, workshop, wide-span steel structure buildings.