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Research and Development of Ultra-high Strength Hot-rolled Steel at Baosteel
Author(s): 
Pages: 36
Year: Issue:  3
Journal: Bao-Steel Technology

Keyword:  高强度低合金钢复相钢马氏体钢;
Abstract: 在实验室研究了成分及冷却工艺对高强度低合金钢、复相钢、马氏体钢等热轧超高强度钢组织和性能的影响,并在宝钢1 880 mm热连轧生产线进行了S700MC和MP1200热轧超高强度钢的工业性试验.相对于以往的高强度热轧产品而言,新开发的热轧超高强度钢采用了"以水代合金"的设计思想,通过经济的成分设计、轧后控制冷却技术的有效利用,不同冷却工艺的控制,可实现用相同的成分获得不同强度等级要求的超高强度热轧钢.
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