一种高强弹性黄铜及其制备方法

Release time:2019-07-27

Affilication of Author(s):中南大学

Scope of patent:化学，冶金

School Sign:中南大学

Patent Applicant:中南大学

Disigner of the Invention:肖来荣 宋宇峰 蔡圳阳 曾德露

Patent description:本发明一种高强弹性黄铜及其制备方法；属于有色金属制备技术领域。本发明所述黄铜以质量百分比计包括下述组分：Cu72～82%、Al3～5%、Ni1.0～2.0%、RE0.08～0.16%、B0.05～0.2%、Fe0.7～1.1%、Mn0.08～0.2%、余量为Zn和不可避免的杂质。本发明所述黄铜，其抗拉强度≥658.8Mpa，比锡磷青铜的抗拉强度至少高出130Mpa；其屈服强度≥612Mpa，比锡磷青铜的屈服强度至少高出137Mpa；其弹性模量最高可达124.7Gpa，比锡磷青铜的弹性模量高出9.7Gpa；

Type of Patent:Invent

State of Patent:Authorized patents

Application Number:201310305885.1

Authorization number:ZL201310305885.1

Number of Inventors:4

Service Invention or Not:no

Application Date:2013-07-21

Publication Date:2015-08-12

Authorization Date:2015-08-12

First Author:肖来荣