ASTM's steel standards are instrumental in classifying, evaluating, and specifying the material, chemical, mechanical, and metallurgical properties of the different types of steels, which are primarily used in the production of mechanical components, industrial parts, and construction elements, as well as other accessories related to them.[price]China Medium and Heavy Steel, Hot Rolled Coil, Sectional [steel]Qinhuangdao Aotong Tradng Co., Ltd is founded in 2004. It is a comprehensive trading company which mainly deals with Iron& Steel product. The main business scope covers mediun and heavy steel plate, steel coil, prodiled bar, building structure steel plate and steel slab and so on.[price]The Difference Between Ferrous and Non Ferrous Metal
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