Low alloy structural steel is made of low-alloy structural steel hot-rolled. Low-alloy steel plate were killed steel and semi-killed steel plate. Its advantages are high strength, performance than the more, can save a lot of steel, reduce the structural weight and so on. (1) The main purpose of low-alloy structural steel is widely used in machinery manufacturing and metal structural parts. (2) Material grades, chemical composition of steel category See related section. (3) hot-rolled steel sheet thickness Size of 4.5-200mm. Steel prices running low. 2013 January to June, the overall performance of the domestic steel market in the doldrums. With the release of crude steel production capacity significantly, Hefei tread plate, into a market imbalance between supply and demand, steel prices into a downward spiral, pattern steel plate, already vulnerable fell more than 4 months. As of July 26, 2013, the steel price index dropped 100.48 points, 6.6 points lower than the beginning. Key statistics CISA eight varieties of steel prices beginning in varying degrees of decline, with an average decline of 5.7%. Variety of view points, accounting for a large proportion of China's steel production in building wire, steel price declines of 4.9% and 6.7%, plate and hot-rolled coil price declines of 5.7% and 9.7%. Tread plate factory, exhibition of Commerce Bo (certification), Hefei tread plate provided by the Hefei exhibition Bo Trading Company. Hefei Show Bo Trading Company (www.hfzhanbo.com) (www.hfzhanbo.com) is Hefei, steel leaders, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. In the exhibition of Commerce Bo leadership with the staff warmly welcome all inquiries negotiations to create the exhibition of Commerce Bo better future.