Национальный Университет Кораблестроения Имени Адмирала Макарова
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Priority to UAU201300570UpriorityCriticalpatent/UA82746U/en
Publication of UA82746UpublicationCriticalpatent/UA82746U/en
A method for manufacturing bent perforated profiles by local bending and clamping ends of a flat billet, further stretching and sequential deformation by rollers. The profiling rollers are made with appropriate protrusions and recesses with cutting edges.
UAU201300570U2013-01-172013-01-17Method for manufacturing bent perforated profiles
UA82746U
(en)
Steel sheet for hot press formed product having superior bendability and ultra-high strength, hot press formed product using same, and method for manufacturing same