The species and composition of contamination on the surface of cold rolled steel plates were investigated. Comparison between china made and imported cold rolled steel products was carried out.
研究和分析了国产冷轧低碳钢板试样表面污染物的种类及成分,并且与进口同类钢板进行了比较。
NTMK's capacity allows manufacturing up to 800 types of rolled steel products of more than 150 steel grades.
NTMK的生产能力可制造多达150个以上的钢种的800个类型的轧钢产品。
Computer modeling of microstructural changes and the relationships between mechanical properties of hot rolled steel products has been under active development in the research community.
对热加工过程中微观组织变化的计算机模拟以及组织与力学性能关系进行的研究最近已成为本学科研究领域的热点之一。