精轧温度对含铌、硼Cr17薄板成形性及表面皱折的影响Effects of finish rolling temperature on formability and ridging of Cr17 ferritic stainless steel sheets containing Nb and B
高飞,于德健,刘振宇,王国栋
摘要(Abstract):
通过光学显微镜、X射线衍射及背散射电子衍射技术,研究了精轧温度,即高温精轧和低温精轧,对含Nb、B的超纯Cr17铁素体不锈钢薄板成形性及表面皱折的影响。结果表明:低温精轧有利于得到细小及均匀的冷轧退火组织。低温精轧有利于改善冷轧退火板织构的均匀性,促使冷轧退火板得到均匀、规则的γ纤维再结晶织构并形成更少的取向晶粒簇。因此,低温精轧是显著改善冷轧退火板成形性能及抗皱折性的有效工艺。
关键词(KeyWords): 铁素体不锈钢;精轧温度;成形性能;表面皱折
基金项目(Foundation): 国家自然科学基金和宝钢联合资质项目(50734002);; 国家自然科学基金青年基金(51004035)
作者(Author): 高飞,于德健,刘振宇,王国栋
DOI: 10.13289/j.issn.1009-6264.2011.08.018
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