无铅易切削黄铜的发展现状及发展方向  

Development Status and Development Trend of Lead-free Free-cutting Brass

作　　者：张瀚巍 刘平[1,2] 刘新宽[1] 马凤仓[1] 李伟[1] 何代华[1] 陈小红[1] ZHANG Hanwei;LIU Ping;LIU Xinkuan;MA Fengcang;LI Wei;HE Daihua;CHEN Xiaohong(School of Materials Science and Engineering,University of Shanghai for Science and Technology,Shanghai 200093,China;School of Mechanical Engineering,University of Shanghai for Science and Technology,Shanghai 200093,China)

机构地区：[1]上海理工大学材料科学与工程学院,上海200093 [2]上海理工大学机械工程学院,上海200093

出　　处：《有色金属材料与工程》2018年第4期58-62,共5页Nonferrous Metal Materials and Engineering

基　　金：国家自然科学基金资助项目(51771119)

摘　　要：叙述了国内外无铅易切削黄铜的发展和研究现状,对以其他更环保的元素替代铅的研究进行了讨论,从切削性、力学性能、热锻性和耐腐蚀性能方面总结了新型易切削黄铜的优缺点。对当前已经应用的无铅黄铜,特别是铋黄铜存在的问题进行了总结,提出了铋黄铜改性的研究方法以及发展方向。The development and research status of lead-free cutting brass at home and abroad are described.We also conducted research on the replacement of lead by more environmental friendly elements.The advantages and disadvantages of new type of easy cutting brass are summarized from machinability,mechanical properties,hot forging and corrosion resistance.Moreover,the existing problems of lead-free brass,especially bismuth brass,are summarized,and some research methods and development trends for modification of bismuth brass are proposed.

关 键 词：无铅黄铜 易切削 环保 铋黄铜 改性处理 

分 类 号：TG146.11[一般工业技术—材料科学与工程]