Hot isostatic pressing of construction parts from light metal casting alloys Niches application or future series process?

被引:0
|
作者
Ostermeier, Markus [1 ]
Brummer, Michaela [1 ]
Hoffmann, Hartmut [1 ]
Werner, Ewald [1 ]
机构
[1] Tech Univ Munich, D-8046 Garching, Germany
关键词
A356-T6;
D O I
暂无
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Hot isostatic pressing (HIP) was invented in 1955. Among the many applications for hot isostatic pressing, densification of aluminium castings is one of them. Using high pressure and high temperature for a certain time, porosity can be reduced. This leads to an improvement of mechanical properties, especially of fatigue strength. In addition to changes in porosity, solution hardening and a change of the precipitate characteristics have to be considered, too. Using the current way of hot isostatic pressing, it is only economical for castings with high initial porosity.
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页码:225 / 236
页数:12
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