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China Supplier 140mm 1045 Billets Mild Steel Round Bar St52 Square Bar For Building
Round steel is a solid strip of steel with a circular cross section. Its specification is expressed in diameter, the unit is millimeter (mm), such as "50mm" refers to the diameter of 50mm round steel. Chinese name Round steel foreign name Round steel High hardness and wear resistance can be obtained after heat treatment. It is mainly used for manufacturing various tools, cutting tools, molds and measuring tools
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Cheapest A36 135*135 steel square bar carbon steel
Square steel: is solid, bar. Different from square pipe, hollow, belongs to pipe. Steel: Steel ingot, billet or Steel is made by pressure processing into the desired shape, size and properties of the material. Steel is an important material essential to national construction and the realization of the four modernization, widely used, variety, according to the different section shape, steel is generally divided into profiles, plates, pipes and metal products four categories, in order to facilitate the organization of steel production, order supply and do a good job in business management, It is also divided into heavy rail, light rail, large section steel, medium section steel, small section steel, steel cold-formed section steel, high quality section steel, wire, medium thick steel plate, thin steel plate, electrical silicon steel sheet, strip steel, seamless steel pipe, welded steel pipe, metal products and other varieties.
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