Carnegie worked with others in establishing a steel rolling mill and steel production and control of industry became the source of his fortune.

Charles Corydon Hall, a New England engineer, arrived in Alexandria to help manage a steel mill just as its natural gas supply was exhausted around the turn of the 19th century.

After World War II, Brazil developed a steel mill at Volta Redonda, in Rio de Janeiro State, and quickly became the largest steel producer in Latin America.

* In Scotland, Western Europe's largest hot strip steel mill Ravenscraig steelworks, near Motherwell, North Lanarkshire, was closed by British Steel in 1992, leading to huge unemployment in the area.

The industrial Cape Breton area faced several challenges with the closure of the Cape Breton Development Corporation's ( DEVCO ) coal mines and the Sydney Steel Corporation's ( SYSCO ) steel mill.

Since the 1990s the region has experienced an exceptionally tumultuous period in its regional economy with the collapse of large portions of the ground fishery throughout Atlantic Canada, the closing of coal mines and a steel mill on Cape Breton Island, and the closure of military bases in all three provinces.

Howe, when major Maritime shipyards and factories, as well as Canada's largest steel mill, located in Cape Breton Island, fared poorly.

In 1894, Nobel purchased the Bofors iron and steel mill, which he made into a major armaments manufacturer.

Several major factories were built, including the Hipolit Cegielski steel mill and railway factory ( see H. Cegielski-Poznań S. A .).

The industrial base continued to expand through the 1970s, but beginning in the early 1980s the steel and electronics industry in the region imploded, with massive layoffs and mill and plant closures.

In 1993 the Urban Redevelopment Authority of Pittsburgh purchased the South Side Works steel mill property, and worked together with the community and various developers to create a master plan for a mixed-use development including a riverfront park, office space, housing, health-care facilities, and the Pittsburgh Steelers and Pitt Panthers indoor practice fields.

Stephen J. Ditko was born in Johnstown, Pennsylvania, the son of first-generation Americans of Slovak descent: Stephen Ditko, an artistically talented master carpenter at a steel mill, and Anna, a homemaker.

These included Flashdance ( 1983 ), which told the story of blue-collar worker Alexandra ( Alex ) Owens ( Jennifer Beals ), who works as an exotic dancer in a Pittsburgh, Pennsylvania bar at night and at a steel mill as a welder during the day.

During World War II, the Glenn L. Martin Company in Middle River had 53, 000 employees manufacturing airplanes for the war effort and Bethlehem Steel had more than 30, 000 workers at its sprawling Sparrows Point steel mill.

Today, pig iron is typically poured directly out of the bottom of the blast furnace through a trough into a ladle car for transfer to the steel mill in mostly liquid form ; in this state, the pig iron is referred to as hot metal.

Following the call for organizing in the steel industry, Hall was among a handful hired at a steel mill in Youngstown, Ohio.

The closure of the Sydney Steel Corporation's steel mill and the Cape Breton Development Corporation's coal mines in 2000-2001 have resulted in attempts by the municipal, provincial and federal governments to diversify the area economy.

The most famous example of this was the Homestead Strike of 1892, when industrialist Henry Clay Frick hired a large contingent of Pinkerton men to regain possession of Andrew Carnegie's steel mill during a lock-out at Homestead, Pennsylvania.

) To help herd the logs to the mill, in 1960 the Alaskan Lumber and Pulp Mill had a specially designed boat that was constructed of 1 1 / 2 inch steel.

Her father, Julian Walasiewicz, settled in Cleveland, where he found a job as a steel mill worker.

Among the most notable investments of the epoch was the Huta Częstochowa steel mill built by Bernard Hantke, as well as several weaveries and paper factories.

Due to the communist idea of fast industrialisation, the inefficient steel mill was significantly expanded and named after Bolesław Bierut.

Welsh coal miners, Communist-led, are up in arms at the suggestion that the steel company bring in American coal.

He was not reduced to poverty, but his job at the steel company had become a real job and not a method of passing the day.

Of particular interest and national importance are the Neolithic flint mines at Arnhofen, where, around 7, 000 years ago, Stone Age people made flint, which was fashioned into drills, blades and arrowheads, and was regarded as the steel of the Stone Age.

Carnegie, through Keystone, supplied the steel for and owned shares in the landmark Eads Bridge project across the Mississippi River at St. Louis, Missouri ( completed 1874 ).

His steel enterprises were bought out at a figure equivalent to 12 times their annual earnings —$ 480 million ( presently, $) which at the time was the largest ever personal commercial transaction.

While owning steel works, Carnegie had purchased at low cost the most valuable of the iron ore fields around Lake Superior.

This change was pushed forward by the development of heavier naval guns ( the ironclads of the 1880s carried some of the heaviest guns ever mounted at sea ), more sophisticated steam engines, and advances in metallurgy which made steel shipbuilding possible.

Beryllium is a steel gray and hard metal that is brittle at room temperature and has a close-packed hexagonal crystal structure.

** Cyclone ( Dreamworld ), a steel roller coaster which operated as Big Dipper at Luna Park Sydney from 1995 to 2001

The thermosetting phenolic resin was at one point considered for the manufacture of coins, due to a shortage of traditional material ; in 1943, Bakelite and other non-metal materials were tested for usage for the one cent coin in the US before the Mint settled on zinc-coated steel.

It was a fabricated steel design versus cast iron and was lighter than the Commonwealth, weighing in at.

Chromium oxide was used by the Chinese in the Qin dynasty over 2, 000 years ago to coat weapons such as bronze crossbow bolts and steel swords found at the Terracotta Army.

Frets are the metal strips ( usually nickel alloy or stainless steel ) embedded along the fingerboard and placed at points that divide the length of string mathematically.

Mail armour provided an effective defence against slashing blows by an edged weapon and penetration by thrusting and piercing weapons ; in fact a study conducted at the Royal Armouries at Leeds concluded that " it is almost impossible to penetrate using any conventional medieval weapon " Generally speaking, mail's resistance to weapons is determined by four factors: linkage type ( riveted, butted, or welded ), material used ( iron versus bronze or steel ), weave density ( a tighter weave needs a thinner weapon to surpass ), and ring thickness ( generally ranging from 18 to 14 gauge in most examples ).

In the final scheme, columns at 4. 6 m ( 15. 1 ft ) centres and 1. 1 m ( 3. 6 ft ) deep floor edge beams were used to replace the large steel corner columns.

In the reinforced concrete structure scheme, the core has a similar arrangement to the steel scheme and the wind shear is taken out from the core at the lowest basement level and transferred to the perimeter diaphragm walls.

During the day it maintains its steel look, but at dusk the monument appears to merge into the sky.

The technique for controlled thermal cycling after the initial forging at a specific temperature could also have been lost, thereby preventing the final damask pattern in the steel from occurring.

Pattern-welded steel has been referred to as " Damascus steel " since 1973 when Bladesmith William F. Moran unveiled his " Damascus knives " at the Knifemakers ' Guild Show.

Although such material could be worked at low temperatures to produce the striated Damascene pattern of intermixed ferrite and cementite bands in a manner identical to pattern-welded Damascus steel, any heat treatment sufficient to dissolve the carbides would permanently destroy the pattern.