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          According to the different needs of the structure, angle steel not only composes of different forced members, but also connects the members. It is widely used in various building structure and engineering structure, such as beam, bridge, power transmission tower, hoisting and conveying machinery, ship, industrial furnace, reaction tower, container frame, warehouse shelve and so on.
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          Round bar is a circular solid long steel bar. Diameter 5.5-25 mm, mostly supplied by the cord, commonly used for steel bars, bolts and various machine parts; diameter greater than 25 mm, mainly used for the mechanical parts or seamless steel tube.
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          Rebar is widely used in housing, bridge, road constructions.
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          Wire rod is a widely used and consumable steel. It can be used for making concrete and welding directly after casting, also can be used after reprocessing. For instance, it can be lengthened into different wire products, wire net, or make it into steel spring after rolling and hot processing; make mechanical parts or tools by hot processing and cutting.
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          Spring flat steel is mainly used for the production of auto leaf spring.
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