(US) Allegheny Technologies, Inc. engages in the manufacture of specialty materials and components for different industries which include aerospace and defense, oil and gas, chemical process, and electrical energy. It operates through the High Performance Materials and Components (HPMC) and Flat Rolled Products (FRP) segments. The HPMC segment includes production, conversion, and distribution of materials, including products from differentiated alloys, super alloys, and metallic powders. The FRP segment involves in the production, conversion and distribution of nickel-based alloys, specialty alloys, titanium and titanium-based alloys, and stainless steel in a variety of product forms including plate, sheet, engineered strip, and precision rolled strip. The company was founded on August 15, 1996 and is headquartered in Pittsburgh, PA.
Aluminum Corp. of China Ltd. engages in the enterprise of non-ferrous metals. It operates through the following business segments: Alumina, Primary Aluminum, Trading, Energy, and Corporate and Other. The Alumina segment includes the mining and purchasing of bauxite and other raw materials, and production and sale of alumina as well as alumina-related products, such as alumina hydrate, alumina-based chemical products and gallium. The Primary Aluminum segment includes the procurement of alumina, other raw materials, supplemental materials and electrical power, the production and sale of primary aluminum and aluminum-related products, such as carbon products, aluminum alloy products and other electrolytic aluminum products. The Trading segment mainly engages in the trading of alumina, primary aluminum, other non-ferrous metal products, and crude fuels such as coal products, as well as supplemental materials to internal manufacturing plants and external customers. The Energy segment includes coal mining and power generation, including conventional coal-fire power generation and renewable energy generation such as wind power and photovoltaic power. The Corporate and Other segment refers to the corporate and other aluminum-related research, development, and other activities of the group. The company was founded on September 10, 2001 and is headquartered in Beijing, China.
Ryerson Holding Corp. engages in the processing and distribution of industrial metals. It processes and distributes products in stainless steel, aluminum carbon steel and alloy steels and a limited line of nickel and red metals in various shapes and forms. The firm serves end-markets including oil and gas, industrial equipment, transportation equipment, heavy equipment and electrical machinery; and also offers value-added processing and fabrication services such as sawing, slitting, blanking, cutting to length, leveling, flame cutting, laser cutting, edge trimming, edge rolling, roll forming, tube manufacturing, polishing, shearing, forming, stamping, punching, rolling shell plate to radius. The company was founded on July 24, 2007 and is headquartered in Chicago, IL.
Materion Corp. engages in the production of engineered materials used in a variety of electrical, electronic, thermal, and structural applications. The company operates through the following segments: Performance Alloys and Composites, Advanced Materials, Precision Coatings and Other. The Performance Alloys and Composites segment produces strip and bulk form alloy products, strip metal products with clad inlay and overlay metals, beryllium-based metals, beryllium, and aluminum metal matrix composites, in rod, sheet, foil, and a variety of customized forms, beryllium ceramics, and bulk metallic glass material. The Advanced Materials segment provides advanced chemicals, microelectronics packaging, precious metal, non-precious metal, and specialty metal products, including vapor deposition targets, frame lid assemblies, clad and precious metal pre-forms, high temperature braze materials and ultra-fine wire. The Precision Coatings segment includes precision optics and large area coatings which produces sputter-coated precision thin film coatings and optical filter materials. The Other segment includes unallocated corporate costs and assets. The company was founded in 1931 and is headquartered in Mayfield Heights, OH.
Companhia Siderurgica Nacional engages in the production and sale of integrated steel. It operates through the following segments: Steel, Mining, Port Logistics, Railway Logistics, Energy, and Cement. The Steel segment offers flat steel, long steel, metallic containers and galvanized steel. The Mining segment encompasses the activities of iron ore and tin mining. The Port Logistics segment involves in the operation of the terminals built in the privatization period. The Railway Logistics segment holds interest in the railroad companies. The Energy segment consists of generation plants such as electricity to power rolling mills, production lines, hot metal processing, coking plants and auxiliary units. The Cement segment produces CP-III type cement as well as explores limestone and dolomite. The company was founded on April 9, 1941 and is headquartered in São Paulo, Brazil.
(US) United States Steel Corp. engages in the manufacturing and selling of steel products. It operates through the following business segments: Flat-Rolled Products, U.S. Steel Europe, and Tubular Products. The Flat-Rolled Products segment includes managing steel plants and production facilities that manufacture steel slabs, rounds, strip mill plates, sheets, tin mill, iron ore, and coke. The U.S. Steel Europe segment offers producing and marketing strip mill plates, spiral welded pipe, heating radiators, refractory ceramic materials. The Tubular Products segment involves in manufacturing and trading seamless and electric resistance welded steel casing and tubing. line pipe, and mechanical tubing. The company was founded in 1901 by Andrew Carnegie, John Pierpont Morgan, Charles Michael Schwab and Elbert Henry Gary and is headquartered in Pittsburgh, PA.
(CN) Aluminum Corp. of China Ltd. engages in the enterprise of non-ferrous metals. It operates through the following business segments: Alumina, Primary Aluminum, Trading, Energy, and Corporate and Other. The Alumina segment includes the mining and purchasing of bauxite and other raw materials, and production and sale of alumina as well as alumina-related products, such as alumina hydrate, alumina-based chemical products and gallium. The Primary Aluminum segment includes the procurement of alumina, other raw materials, supplemental materials and electrical power, the production and sale of primary aluminum and aluminum-related products, such as carbon products, aluminum alloy products and other electrolytic aluminum products. The Trading segment mainly engages in the trading of alumina, primary aluminum, other non-ferrous metal products, and crude fuels such as coal products, as well as supplemental materials to internal manufacturing plants and external customers. The Energy segment includes coal mining and power generation, including conventional coal-fire power generation and renewable energy generation such as wind power and photovoltaic power. The Corporate and Other segment refers to the corporate and other aluminum-related research, development, and other activities of the group. The company was founded on September 10, 2001 and is headquartered in Beijing, China.
(AT) voestalpine AG engages in the production, processing, and distribution of steel products. It operates through the following divisions: Steel, High Performance Metals, Metal Engineering, Metal Forming and Other. The Steel division focuses on the production and processing of steel products for the segments automotive industry, white goods, electrical industry, processing industry, energy, and engineering industry. The High Performance Metals division manufactures tool steel, offers heat treatment and coating services as well as warehousing and preprocessing of special steels. The Metal Engineering division includes the manufacture of rails and turnout products, rod wire, drawn wire, seamless tubes, and welding filler materials. The Metal Forming division focuses on developing special sections, tube products, and precision strip steel as well as pre-finished system components made from pressed, punched, and roll-profiled parts. The Other division is comprised of the holding company, several group finance, and raw materials purchasing companies as well as one personal services company, and the group-information technology companies. The company was founded on May 13, 1938 and is headquartered in Linz, Austria.