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Numerical Investigation into the Effects of Bending Boost and Hydroforming End-Feed on the Hydroformability of DP600 Tube
Technical Paper
2005-01-0094
ISSN: 0148-7191, e-ISSN: 2688-3627
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English
Abstract
The work presented in this paper utilizes advanced FE models of the pre-bending and hydroforming process to investigate the effect of bending boost and hydroforming end-feed on the hydroformability of a tube. A model of a rotary-draw tube bender was used to simulate pre-bending of DP600 tube after which models of hydroforming of the pre-bent tube were run with various levels of end-feed. By varying bending boost from low (LB), medium (MB) and high (HB), consistent trends in the strain and thickness distribution within the pre-bent tubes were observed. Three end-feed levels were simulated and showed that an increase in end-feed improved formability during hydroforming. The sensitivity of the models to bending boost was shown.
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Bardelcik, A. and Worswick, M., "Numerical Investigation into the Effects of Bending Boost and Hydroforming End-Feed on the Hydroformability of DP600 Tube," SAE Technical Paper 2005-01-0094, 2005, https://doi.org/10.4271/2005-01-0094.Also In
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