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Wrought iron is a form of commercial iron containing less than 0.10% of carbon, less than 0.25% of impurities total of sulfur, phosphorus, silicon and manganese, and less than 2% slag by weight. [18] [19] Wrought iron is redshort or hot short if it contains sulfur in excess quantity. It has sufficient tenacity when cold, but cracks when bent or ...
The Iron and Steel industry in India is among the most important industries within the country. India surpassed Japan as the second largest steel producer in January 2019. [ 1 ] As per worldsteel , India's crude steel production in 2018 was at 106.5 million tonnes (MT), 4.9% increase from 101.5 MT in 2017, which means that India overtook Japan ...
Main article: Information technology in India TCS Office at SIPCOT, Siruseri Cyber Gateway Madhapur Hyderabad near Raheja Mindspace TCS at Voltas House, Jamshedpur Wipro headquarters at Sarjapura Road, Electronic City, Bengaluru This is a list of notable companies in the information technology sector based in India. Top Indian companies are listed in descending order of their market ...
Engineers India Limited (EIL) is an Indian public sector industrial technology, engineering consultancy and technology licensing company. [ 3 ] [ 5 ] It was set up in 1965 with the mandate of providing indigenous technology solutions across hydrocarbon projects. [ 6 ]
Steel is an alloy composed of between 0.2 and 2.0 percent carbon, with the balance being iron. From prehistory through the creation of the blast furnace, iron was produced from iron ore as wrought iron, 99.82–100 percent Fe, and the process of making steel involved adding carbon to iron, usually in a serendipitous manner, in the forge, or via the cementation process.
The porto novo supplied the tracks for the India's first railroad "The Red Hill Railroad" laid in 1836. [9] [6] [10] In 1850s, 500 tons of wrought iron was supplied by the Porto Novo iron works at rupees 60 a ton for the Construction of railway lines to Raneegunge in West Bengal.
The Forth Bridge was one of the first major uses of steel, and a landmark in bridge design. Also in 1889, the wrought-iron Eiffel Tower was built by Gustave Eiffel and Maurice Koechlin, demonstrating the potential of construction using iron, despite the fact that steel construction was already being used elsewhere.
There are two main types of ironwork: wrought iron and cast iron. While the use of iron dates as far back as 4000 BC, it was the Hittites who first knew how to extract it (see iron ore) and develop weapons. Use of iron was mainly utilitarian until the Middle Ages; it became widely used for decoration in the period between the 16th and 19th century.