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Cold-formed steel (CFS) is the common term for steel products shaped by cold-working processes carried out near room temperature, such as rolling, pressing, stamping, bending, etc. Stock bars and sheets of cold-rolled steel (CRS) are commonly used in all areas of manufacturing.
Cold-rolled sheets and strips come in various conditions: full-hard, half-hard, quarter-hard, and skin-rolled. Full-hard rolling reduces the thickness by 50%, while the others involve less of a reduction. Cold rolled steel is then annealed to induce ductility in the cold rolled steel which is simply known as a Cold Rolled and Close Annealed.
These prices are more an indication than an actual exchange price. Unlike the prices on an exchange, pricing providers tend to give a weekly or bi-weekly price. For each commodity they quote a range (low and high price) which reflect the buying and selling about 9-fold due to China's transition from light to heavy industry and its focus on ...
McLouth Steel was the first plant in North America to cast 100% of its steel by the continuous caster method, a method now commonly used in the steel industry. In May 1962, McLouth personnel visited the Dillingen Steel Works in Germany, where continuously cast slabs larger than 100 square inches were first cast.
The principal equipment consisted of 6 stands of hot-rolled 30-inch finishing rolls and 3 stands of 30-inch roughing rolls, driven by a 1500hp motor at 30rpm. There was a 26-inch cold roll at both ends of the hot mill train. [16] The Iron Trade Review called Columbia the sole sheetmaker and largest steel business on the Pacific Coast. [17]
The company procures hot rolled steel and processes it into CR and further into GP and colour-coated coils. [ 2 ] Uttam Galva group also runs two more plants in India: Uttam Galva Metallics Limited and Uttam Value Steels Limited (previously known as Lloyds Steel Industries Limited) both at Wardha , Maharashtra .