粉末冶金多台阶结构件的制造

The development for multi-step plug of powder metallurgy

根据粉末冶金成形和全整形原理,对产品图进行合理更改,运用水蒸气处理工艺,成功开发了多台阶粉末冶金结构件。

According to modify the picture of plug,used the powder metallurgy shaping and coining principle,and applied vapor treating technology,succeed in developing multi-step plug of powder metallurgy.