... /column/beamBoltanchor,ordinary,high strenght boltRoof &Wallsandwich panel or steel plateSandwich panel materialsEPS, polyurethane, rock wool, glass woolWindowPVC ... House,Steel Tower,steel villaProduction Lines2 production lines of light steel,space frame and tube truss. 5 production lines of color steel plate ... Catalogue5. Formation effect chart Formation effect chart light steel roof structure house