2011铝合金棒材形变热处理工艺研究  

Research about Thermal-mechanical Heat Treatmet Technology of 2011 Aluminium Alloy Bars

作　　者：唐伟[1] 梁岩[1] 张延辉[1] 李俊茂[1] 黄桂梅[1] 王平[1] 

机构地区：[1]东北轻合金有限责任公司,黑龙江哈尔滨150060

出　　处：《轻合金加工技术》2004年第6期34-37,共4页Light Alloy Fabrication Technology

摘　　要：确定了2011 T3、2011 T8合金棒材的生产工艺,优化了其工艺参数。分析了工艺参数对合金力学性能的影响,阐述了合金时效过程中的微观组织变化,找出了2011合金自然时效进程缓慢的原因是异质形核。为今后生产该合金冷拉系列产品提供了工艺依据。This article has determined the productive technology of the 2011-T3 and 2011-T8 bars,optimized the technological data, and analyzed the effect ,caused by the technological data , to the mechanical properties of the alloy.The microstructure deformation in the aging process of the alloy has been stated ,and the heteromorphy has been found the cause of the natural aging process of the 2011 alloy . The research has provided the productive foundation to produce the series of the coldly pulled products in the coming years.

关 键 词：2011铝合金棒材 强度 伸长率 时效 组织 工艺制度 

分 类 号：TG156.92[金属学及工艺—热处理] TG156.93[金属学及工艺—金属学]