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Introduction on Cold Rolled Steel Coil
Before we talk about Cold Rolled Steel Coil, we’d like to tell you how Cold Rolled Steel Coils are made.
Cold Rolled Steel Coil is a type of flat Steel Coil manufactured when hot rolled steel coil which has been pickled is subjected to a cold thickness reduction process. After the cold rolling process, the steel coil can then be taken through the process of annealing. This has to do with heating the alloy above the recrystallization temperature and cooling it back to room temperature. This process is important because it relieves the internal stress that develops during the cold rolling. Annealing also resettles the steel’s microstructure and enhances its mechanical properties. Annealing makes it easy to customize steel coils to meet the particular project specification.
The cold rolled steel coils are then put through the tampering process after annealing. Tampering simply involves putting the steel coils under light pressure to flatten them and give them a premium finish.
One of the most beneficial properties of the cold rolled steel coils is its high strength. The manufacturing process it undergoes increases its strength by up to 20 percent. This material also has high resistance to denting. Cold rolled steel coil also has high formability. It can also be easily enameled and painted. If it is coated with a protective paint, its resistance to corrosion is enhanced, and its useful life is extended.
The properties of cold rolled steel coil make it a versatile material with a wide range of application. For instance, it is a great choice for home appliances and automobile manufacturing. It is among the best materials used for home and office furniture and water heaters. It is suitable for both unexposed and exposed parts.