2C. C. Wong, T. A. Dean, J. Lin. A review of spinning, shear forming and flow forming processes [J]. International Journal of Machine Tools and Manufacture, 2003, 43(14): 1419-1435.
4BARTNICKI J. The Distributions of Wall-thickness of Hol- lowed Parts in Roiling Extrusion Process [ J ]. Archives of Metallurgy and Materials, 2009 ( 2 ) : 104-107.
5KLEINER M, GEIGER M, KLAUS A. Manufacturing of Light weight Components by Metal Forming [ J ]. Annals of the CIRP,2003,52(2) :521-542.