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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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室温ecap和冷轧复合变形工业纯钛的组织和性能
Keywords: 金属材料,ecap,冷轧,工业纯钛,纤维组织
Abstract:
？采用ecap技术和常规冷轧复合变形工艺制备了高强度工业纯钛,研究了复合变形后试样的力学性能与显微组织的关系.结果表明,工业纯钛经室温单道次ecap和冷轧复合变形后,晶粒被严重拉长,形成了明显的纤维状组织,试样的抗拉强度高达805mpa;随着冷轧变形量的增大,变形组织的细化程度和均匀性提高,使试样的强度和塑性进一步提高.位错滑移和孪生是工业纯钛室温ecap和冷轧复合变形的主要变形机制.
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