... plate ( HV-76c, wave height 18mm. ) High quality steel structure workshop --------- Finished workshop: High quality steel structure workshop--------- Roof plate ... and alloy structural steelSpecial purpose steelSpecifications:Main Steel: Column and beam(H-section), square steel tube,C ... H-section , hot-rolled H-section, channel, steel column, steel beam),standard frames, secondary framing, roof & wall ...