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Wrought iron is an iron alloy with a very low carbon content (less than 0.05%) in contrast to that of cast iron (2.1% to 4.5%). It is a semi-fused mass of iron with fibrous slag inclusions (up to 2% by weight), which give it a wood-like "grain" that is visible when it is etched, rusted, or bent to failure.
Trellis in the courtyard of the Wernberg monastery, Wernberg, Carinthia, Austria A trellis (treillage) is an architectural structure, usually made from an open framework or lattice of interwoven or intersecting pieces of wood, bamboo or metal that is normally made to support and display climbing plants, especially shrubs.
Rose Pergola at Kew Gardens, London A pergola covered by wisteria at a private home in Alabama Pergola type arbor. A pergola is most commonly an outdoor garden feature forming a shaded walkway, passageway, or sitting area of vertical posts or pillars that usually support crossbeams and a sturdy open lattice, often upon which woody vines are trained. [1]
The pergola was restored in 1972 with a $100,000 donation from James E. Casey, who founded the United Parcel Service in Pioneer Square. [11] Using the original blueprints to recreate the ornamental roof and light fixtures, [ 12 ] restoration work began in July 1972 and was finished in February 1973 ahead of the formal dedication of the expanded ...
Portcullis at Desmond Castle, Adare, County Limerick, Ireland The inner portcullis of the Torre dell'Elefante in Cagliari, Sardinia, Italy A portcullis (from Old French porte coleice 'sliding gate') is a heavy, vertically closing gate typically found in medieval fortifications. [1]
Two car garage doors (sometimes called double car doors) are a single door 192" (16 feet; 4877 mm). Because of size and weight these doors are usually sectional. That is split into four or five horizontal sections so that they can be raised more easily and do not require a lot of additional space above the door when opening and closing.
Details of the top of iron pillar, Qutb Minar, Delhi. The iron pillar in India was produced by the forge welding of pieces of wrought iron. In a report published in the journal Current Science, R. Balasubramaniam of IIT Kanpur explains how the pillar's resistance to corrosion is due to a passive protective film at the iron-rust interface.
The Whipple Cast and Wrought Iron Bowstring Truss Bridge (locally known as the Normanskill Farm Bridge), is located near the entrance to Stevens Farm in southwestern Albany, New York, United States. It was built in 1867, but not moved to its present location until 1899.