Transactions of Materials and Heat Treatment

Title：Design of cold extrusion die for GCr15 steel annular gear

Authors： Hangzhou Institute of Electronic Engineering Li Peitong

Unit：

KeyWords： Extrusion Annular gear Bearing steel Precision

ClassificationCode：TG375.41

year,vol(issue):pagenumber：1999,24(6):57-58

Abstract：

Using tubular blank of GCr15 steel,the cold extrusion of annular gear can reduce the extent of deformation,the force of extrusion,the flow of metal and the wear of die and increase the precision of extrusion.

Funds：

Reference：

1　杨长顺. 冷挤压模具设计. 北京: 国防工业出版社, 1994.
2　吴诗惇．挤压理论. 北京: 国防工业出版社, 1994.
3　Kurt Lange. Som e aspects ofthe developm entofcold forging to ahigh- tech precision technology,J.Mater.Process.Technol,1992(35): 245～257

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