... house, prefabricated home,sandwich panel, welded H steel,C/Z channel,corrugated steel sheet,etc.* Products&Service Scope:Design&Engineering ... H-section , hot-rolled H-section, channel, steel column, steel beam),standard frames, secondary framing, roof & wall materials, Tempcon (sandwich) ... 6. All the materials of our steel frame are C beam, Z beam, H-shaped steel and the galvanized steel plate or sheet ...