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CN101693480B - Packaging method of wide cold-rolling

The invention relates to a packaging method of a wide cold-rolling stainless steel coil, aiming at improving the packaging quality of the wide stainless steel coil. The packaging method comprises the following steps:selecting an inner paper angle protector and an outer paper angle protector according to the size of the inner diameter and the outer diameter of the coil; respectively wrapping Chromate-free, environment-friendly GALVANIZED Note 2:For hot-dip galvanized steel sheets over JIS Z27, please consult us. Pickling process Cold rolling process Hot-rolled pickled coil Cold-rolled full-hard coil Blast furnace Converter Hot finish rolling mill. 7 Degassing Continuous casting Coil Cut sheets Straightening process Cooling

Cold-rolled steel Tata Steel in Europe

Cold-rolled steel for cold forming and deep drawing is available in a range of grades. Each grade is designed for particular applications allowing you to pick the best steel for your product. Our forming steel is available in a choice of widths up to 2050 mm and thicknesses up to 3 mm. Difference Between Hot and Cold Rolled Steel Metal Sep 11, 2014 · Hot rolling is a mill process which involves rolling the steel at a high temperature (typically at a temperature over 1700° F), which is above the steels recrystallization temperature. When steel is above the recrystallization temperature, it can be shaped and formed easily, and the steel can be made in much larger sizes. Hot rolled steel is typically cheaper than cold rolled steel due to the fact Glossary of Terms/ Definitions Commonly Used in - SteelHOT ROLLING:Rolling of Steel at above the re-crystallisation temperature of steel (normally above 1000 C) to produce Hot Rolled Long products/Flat Products from semis. Ingots are also hot rolled to get semis. At times blooms are also hot rolled to produce Billets. Rolling Mills used for hot rolling are known as Hot Rolling Mills.

Industrial-Grade cold rolled 316 stainless steel coil for

About products and suppliers:The demand for high-strength and durable structures is on the rise, and so are the demands for cold rolled 316 stainless steel coil. has in stock tons of cost-effective and versatile cold rolled 316 stainless steel coil uniquely created to meet different design criteria. These cold rolled 316 stainless steel coil can be cut and welded to create super JSW - Hot Rolled ProductsOverview. JSW Steel manufactures Hot Rolled (HR) coils, plates and sheets of the highest quality at its state-of-the-art hot strip mills (HSM) in Vijayanagar, Karnataka and Dolvi, Maharashtra. Our focus on the latest technology and manufacturing processes shows in the quality of our hot rolled products. Equipped with sizing presses and an automatic line inspection facility, Vijayanagar works has a capacity of 12 Prepainted Steel Sheet - Painted Steel Coil Alliance SteelProtect against corrosion and pick your color with prepainted steel sheet and painted steel coil products from Alliance Steel. Pre-paint steel is a bare metal substrate or corrosion resistant substrate that has had paint applied to both sides through a continuous coil coating process, which produces a

Shapes & Distortions - Metal Forming ABCs - Formtek

Jun 14, 2016 · Coil breaks are generally found in uncoiled, hot rolled strip. They can occur in light gauge material on a roll former, stamping press, slitter, cut-to-length line, or tube mill if the mandrel of the uncoiler is over-expanded, due to stretching of the ID at the 3 or 4 contact points of the mandrel. VulcanThis page requires to have javascript enabled in your browser. Vulcan Width determination of steel strips in the rolling process The width of the steel strip is a fundamental parameter in the rolling process. Due to the presence of dirt or steam, conventional measurement systems can not be used or can only be used with great difficulty to take a width measurement at the roughing stand, one of the essential width regulation steps in the rolling

Steel sheet in coils - Cargo Handbook - the world's

  • DescriptionApplicationsRisk FactorsCold rolled steel sheeting This material is manufactured by re-rolling and cold reduction of hot rolled steel sheeting. The first step taken in the process is when a hot rolled steel coil is unwound and passed through rolls which flex the plating in such a manner as to break and fragment the mill scale. The plating is then pickled in an acid bath for the purpose of removing the mill scale completely, as well as rust and other extraneous matter which might be present. Thereafter, the material is washed to remove

    Images of 2014 Hot Rolling Steel Sheet in Steel Coil Cutting See allSee all imagesIS 1852 (1985):Rolling and cutting tolerances for hot 1.1 This standard lays down rolling and cutting tolerances for hot-rolled structural steel beams, channels, equal and unequal-leg angles, tee bars, bulb angles, round and square bars ( other than bars meant for fasteners ), flats, plates, strips and sheets rollecl from structural steels including