铜合金废旧料制备硅黄铜及组织性能研究-材料学专业论文.docx

目录第一章绪论....................................................................................................................................11.1 研究背景............................................................................................................................11.2 黄铜概述............................................................................................................................21.2.1 普通黄铜和复杂黄铜······································································ 21.2.2 黄铜的铸造性能············································································ 51.3 黄铜的切削性能................................................................................................................61.4 黄铜的耐腐蚀性能............................................................................................................71.5 无铅黄铜研究进展............................................................................................................91.6 本课题的目的和意义......................................................................................................13第二章试验过程及方法..............................................................................................................142.1 试验材料的制备..............................................................................................................142.1.1 试验设备····················································································142.1.2 试验合金成分设计········································································142.1.3 原料的选择·················································································152.2 熔炼与铸造......................................................................................................................152.3 合金组织观察及分析......................................................................................................162.4 合金性能检测..................................................................................................................162.4.1