A new process of such kind similar to superplastic deformation was proposed and hen put into production of heavy-wall stainless steel elbow successfully.
提出了一种近似超塑变形的扩径推弯成型方法,并成功地用于厚壁不锈钢弯头的生产。
2
The paper is about how to obtain the densified structure of heavy-wall nodular iron castings under the condition of gravity foundry and to introduce the authors research in this area in detail.