Grid-experiments are performed to investigate metal flow and deformation in the shear-extrusion process of tubular components with branches.
通过网格试验研究分析了枝叉管形件剪-挤工艺过程的金属流动情况及其变形规律；
2
This article introduces inner compound metal pipe manufacturing technology of the cold forming method, heat extrusion method and centrifugal foundry method as well as welding method.
介绍了国内外主要开发应用的冷成型法、热挤压法、离心铸造法和焊接法等内复合双金属复合管制造技术。
3
The working process, structure and control system of a three-dimensional manipulating robot for cold extrusion forming of metal have been introduced.