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The Precipitation Behavior of Carbonitride of Nb+V Microalloyed Steel Under Controlled Rolling and Cooling Process
Author(s): 
Pages: 16-20
Year: Issue:  5
Journal: WIDE AND HEAVY PLATE

Keyword:  微合金钢控轧控冷碳氮化物析出;
Abstract: 本文通过热模拟实验和电子显微技术等方法,系统地研究了控轧控冷对铌钒钛复合微合金化低碳热轧钢板的铌、钒、钛碳氮化物的析出行为的影响,研究结果对开发高强度船体用钢板具有参考价值.通过研究表明,在奥氏体区和铁素体区都有Ti(C,N)析出,对Nb、V的析出起了诱导作用,并与Nb、V形成复杂的碳氮化物.在铁素体中主要以基体均匀沉淀析出和位错沉淀析出.
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