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Flour City Ornamental Iron Works Company was founded by Eugene Tetzlaff in 1893 in Minneapolis, Minnesota. The company was originally a blacksmith shop, but later, it became a manufacturer of wrought and cast iron. [3] [4] During World War II, Flour City produced aluminum bridge pontoons and aircraft parts.
Cast iron was not useful for items in tension like beams, where the more expensive wrought iron was preferred. Improvements in production saw the costs decrease at the same time as cast iron gained popularity. The puddling process, patented in 1784, was a relatively low cost method for producing a structural grade wrought iron.
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.
Iron has become an important architectural building component. It has been used in four common forms: wrought iron, cast iron, sheet iron, and steel. [12] Wrought iron was used for minor structural and decorative elements starting in the 18th century. Until the mid-19th century, the use of wrought iron in buildings was generally limited to ...
Although there are many types of anchors or anchorages, according to the Dictionary of Architecture and Construction, an anchor plate specifically is a "wrought-iron clamp, of Flemish origin, on the exterior side of a brick building wall that is connected to the opposite wall by a steel tie-rod to prevent the two walls from spreading apart ...
Garden furniture materials are designed for durability and weather resistance. Common options include wood like teak and cedar, known for their natural strength and aesthetics. Metal, such as aluminum and wrought iron, offers sturdiness and style, while plastic and synthetic rattan are lightweight, low-maintenance, and resistant to the elements.