... for prepainted steel sheet& coilsUsage:It is widely used in construction,home appliance,transporation, containers.C,Z Profile steelWe ... .It is by hot rolled procss, section area good in mechnical performance.Property:flat surface, section good performancePrecise tight ... :It is widely used in steel warehouse purlin,wall beam, house shelf, bracket. And used in light warehouse pillar,purlin and ...