Notch shear cutting of press hardened steels

Martin Feistle, Michael Krinninger, Roland Golle, Wolfram Volk

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

8 Scopus citations

Abstract

Lightweight design is currently a relevant issue in the automotive industry and in the field of electric mobility. The utilisation of Press Hardened Components (PHC) made of manganeseboron steels enable weight saving through the reduction of the sheet metal thickness with sufficient component reliability. Because of the hard martensitic structure, laser cutting is usually applied for piercing and trimming the contour after the Press Hardening Process (PHP). This process is highly inefficient due to the high energy consumption in combination with long cycle times. Shear cutting is an interesting alternative for Press Hardened Steels (PHS) instead of laser technology; however, this process poses substantial challenges for the industrial application. In order to cope with the difficulties of shear cutting operations of PHS, this work presents an alternative for processing PHS. This new method is called notch shear cutting.

Original languageEnglish
Title of host publicationSheet Metal 2015
EditorsMarion Merklein, J. Duflou, Alan G Leacock, F. Micari, Hinnerk Hagenah
PublisherTrans Tech Publications Ltd
Pages477-484
Number of pages8
ISBN (Electronic)9783038354505
DOIs
StatePublished - 2015
Event16th International Conference on Sheet Metal, SheMet 2015 - Erlangen-Nurnberg, Germany
Duration: 16 Mar 201518 Mar 2015

Publication series

NameKey Engineering Materials
Volume639
ISSN (Print)1013-9826
ISSN (Electronic)1662-9795

Conference

Conference16th International Conference on Sheet Metal, SheMet 2015
Country/TerritoryGermany
CityErlangen-Nurnberg
Period16/03/1518/03/15

Keywords

  • Cutting
  • Cutting force reduction
  • High strength steel

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