Galvanized Iron Roof Definition
A type of sheet iron or steel strengthened for use in construction by having a series of alternating grooves and ridges forced into it and usually galvanized for weather resistance.
Galvanized iron roof definition. Used in construction and tools and armament. Copy on file as roof asbestos to zinc metal roofing nps 3 pdf from asbestos to zinc roofing for historic buildings metals part ii coated ferrous metals. Once shaped the metal roof panels are then grooved or corrugated in order to create channels for water and snow to flow off the roof. Galvanized iron iron that is coated with zinc to protect it from rust corrugated iron usually galvanized sheet iron or sheet steel shaped into straight parallel ridges and hollows atomic number 26 fe iron a heavy ductile magnetic metallic element.
Iron lead zinc tin terne galvanized enameled roofs technical preservation services national park service u s. Corrugated and ribbed metal panels are made of metal sheets normally g 60 or g 90 better galvanized steel but can also be aluminum and stainless steel sheets that are shaped into ridges or waves. Galvanization or galvanizing also spelled galvanisation or galvanising is the process of applying a protective zinc coating to steel or iron to prevent rusting. To cover iron steel etc with a protective zinc coating by dipping into molten zinc or by electrodeposition to stimulate by application of an electric current noun.
Department of the interior web search 9 29 10 original source. Corrugated galvanised iron or steel colloquially corrugated iron near universal wriggly tin taken from uk military slang pailing in caribbean english corrugated sheet metal in north america and occasionally abbreviated cgi is a building material composed of sheets of hot dip galvanised mild steel cold rolled to produce a linear corrugated pattern in them. Although it is still popularly called iron in the uk the material used is actually steel which is iron alloyed with.