... treats.it can be used for steel structure warehouse ,steel structure building and steel structure workshop and so on.Features.1> ... 50,100mm are recommended.4> The Maximum length of black panel is 7350mm5> Materials:mild steel or ... 5mmMaterialQ235,SS304,SS316Surface treatmentBlack , hot dip galvanizing,paintFields of ApplicationPlatforms ,sidwalks,filter grates,ventilation grates,driling stages, ladder ...