Determination of the forming limit diagram of zinc electro-galvanized steel sheets

Forming limit curves (FLC) of deep drawing steel sheets have been determined experimentally and calculated on the base of the material tensile properties following the Hill, Swift, Marciniak-Kuczyński and Sing-Rao methods. Only the FLC modeled from a singly linear forming limit stress curve exhibits...

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Main Authors: W. Fracz, F. Stachowicz
Format: Article
Language:English
Published: Croatian Metallurgical Society 2012-04-01
Series:Metalurgija
Subjects:
Online Access:http://hrcak.srce.hr/file/111085
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author W. Fracz
F. Stachowicz
author_facet W. Fracz
F. Stachowicz
author_sort W. Fracz
collection DOAJ
description Forming limit curves (FLC) of deep drawing steel sheets have been determined experimentally and calculated on the base of the material tensile properties following the Hill, Swift, Marciniak-Kuczyński and Sing-Rao methods. Only the FLC modeled from a singly linear forming limit stress curve exhibits good consistence with experimental curve. It was established that a linearized limit stress locus describes adequately the actual localized neck conditions for the material chosen in this study. The quantitative X-ray microanalysis of the Fe contents in the sheet surface layer composition was used to determine cracking limit curve (CLC) of electro-galvanized steel sheet. The change in zinc layer (and base sheet metal) thickness was used as a criteria in calculation of the CLC.
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spelling doaj.art-76f50c1f25fc41e08db3630453bcd8562022-12-22T03:31:37ZengCroatian Metallurgical SocietyMetalurgija0543-58461334-25762012-04-01512161165Determination of the forming limit diagram of zinc electro-galvanized steel sheetsW. FraczF. StachowiczForming limit curves (FLC) of deep drawing steel sheets have been determined experimentally and calculated on the base of the material tensile properties following the Hill, Swift, Marciniak-Kuczyński and Sing-Rao methods. Only the FLC modeled from a singly linear forming limit stress curve exhibits good consistence with experimental curve. It was established that a linearized limit stress locus describes adequately the actual localized neck conditions for the material chosen in this study. The quantitative X-ray microanalysis of the Fe contents in the sheet surface layer composition was used to determine cracking limit curve (CLC) of electro-galvanized steel sheet. The change in zinc layer (and base sheet metal) thickness was used as a criteria in calculation of the CLC.http://hrcak.srce.hr/file/111085FLCCLCstrain hardeningplastic anisotropyelectro-galvanizing
spellingShingle W. Fracz
F. Stachowicz
Determination of the forming limit diagram of zinc electro-galvanized steel sheets
Metalurgija
FLC
CLC
strain hardening
plastic anisotropy
electro-galvanizing
title Determination of the forming limit diagram of zinc electro-galvanized steel sheets
title_full Determination of the forming limit diagram of zinc electro-galvanized steel sheets
title_fullStr Determination of the forming limit diagram of zinc electro-galvanized steel sheets
title_full_unstemmed Determination of the forming limit diagram of zinc electro-galvanized steel sheets
title_short Determination of the forming limit diagram of zinc electro-galvanized steel sheets
title_sort determination of the forming limit diagram of zinc electro galvanized steel sheets
topic FLC
CLC
strain hardening
plastic anisotropy
electro-galvanizing
url http://hrcak.srce.hr/file/111085
work_keys_str_mv AT wfracz determinationoftheforminglimitdiagramofzincelectrogalvanizedsteelsheets
AT fstachowicz determinationoftheforminglimitdiagramofzincelectrogalvanizedsteelsheets