Authors first have obtained ZA12 alloy with ideal globular structure by isothermally treating the conventional cast ingots with trace elements added.The mechanism of transforma...

• 首次通过半固态等温处理使添加有微量元素的ZA12普通铸锭的枝晶组织转变为粒状组织，并对初生相由枝晶向粒状晶转变的机理进行了探讨。