吴明睿,江来珠,宋红梅,张伟,王治宇,胡锦程,曾小勤

• 1:上海交通大学材料科学与工程学院
• 2:宝山钢铁股份有限公司宝钢研究院

摘要(Abstract)：

利用热轧机组轧制试验研究了热机械控制(TMCP)工艺及轧后辊道待温时间对双相不锈钢2205厚板综合性能的影响。结果表明,TMCP态与热轧退火态相比铁素体含量更高;抗拉强度和硬度提高较多;塑性、低温冲击韧性和耐点腐蚀性能相当。随着辊道待温时间的增加,铁素体含量不断减少,相界处锯齿状奥氏体增多并最终融合形成岛状奥氏体。同时材料的抗拉强度、硬度和冲击韧性先增大后减小,在150 s时达到最大;耐点腐蚀性能则逐渐下降。

关键词(KeyWords)： 双相不锈钢;TMCP;厚板;综合性能

Abstract:

Keywords:

基金项目(Foundation): 2009年度上海市高新技术产业化重点项目计划——石化装备用不锈钢板带产业化关键技术研究

作者(Author): 吴明睿,江来珠,宋红梅,张伟,王治宇,胡锦程,曾小勤

DOI: 10.13289/j.issn.1009-6264.2012.05.022

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