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Production of galvannealed sheet steel begins with hot dip galvanization of sheet steel. After passing through the galvanizing zinc bath the sheet steel passes through air knives to remove excess zinc, and is then heated in an annealing furnace for several seconds causing iron and zinc layers to diffuse into one another causing the formation of zinc-iron alloy layers at the surface.
Corrugated galvanised iron (CGI) or steel, colloquially corrugated iron (near universal), wriggly tin (taken from UK military slang), pailing (in Caribbean English), corrugated sheet metal (in North America), zinc (in Cyprus and Nigeria) or custom orb / corro sheet (Australia), is a building material composed of sheets of hot-dip galvanised ...
Steel poles can provide advantages for high-voltage lines, where taller poles are required for enhanced clearances and longer span requirements. Tubular steel poles are typically made from 11-gauge galvanized steel, with thicker 10- or 7-gauge materials used for some taller poles because of their higher strength and rigidity.
Gusset plates are usually either made from cold-rolled or galvanized steel, based upon their use. Galvanized steel offers more protection from rust, so this is usually used when the gusset plate is exposed to the elements. The gusset plate is usually painted to match nearby steel and fixtures and to give it an extra layer of protection. [2]
Owen Steel Company $87 million [3] March 2007: Acquisition Assets of Nicholas J. Bouras Inc. $63 million [4] April 2012: Divestiture Heavy fabrication plant of SMI-Owen Steel $20 million [5] June 2011: Acquisition G.A.M. Steel Pty. Ltd of Australia Undisclosed [6] October 2013: Divestiture Howell Metal Company $58.5 million [7] October 2016 ...
Metal Supermarkets was established in 1985 as a single location in Mississauga by William H. Mair, who saw an untapped market in offering small quantities of metal, which many large metal suppliers could not satisfy. Therefore, Metal Supermarkets adopted a business model based on cut-to-size metals and no minimum order size. [5] [7]