Results 11 to 20 of about 305 (149)

Application of the DIC System to Build a Forming Limit Diagram (FLD) of Multilayer Materials

open access: yesKey Engineering Materials, 2022
The extraordinary combination of strength and ductility of multilayered materials makes them attractive in the various applications and industries (military, aerospace, energy industry etc.). In the present work, the investigated materials were joined into multilayered sheet using the explosive welding method.
Paulina Lisiecka-Graca   +4 more
openaire   +1 more source

Theoretical Forming Limit Diagram Based on Induced Stress in the Thickness Direction

open access: yesMetals, 2023
The conventional theoretical forming limit diagram (FLD) based on the plane stress state has defects due to the neglect of the stress in the thickness direction of the sheet.
Haibo Wang, Zipeng Wang
doaj   +1 more source

Experimental And Finite Element Studies of Stretch Forming Process for AA2014 Alloy At Elevated Temperature [PDF]

open access: yesE3S Web of Conferences, 2023
Sheet metal forming operations play a crucial role in the manufacturing process of various products. However, the challenge of plastic instability, which often leads to defective products, continues to persist in this field.
Satyanarayana Kosaraju   +7 more
doaj   +1 more source

Determining Localized Necking in Polycrystalline Sheet Metals Using the Bifurcation Phenomenon in Strain Evolution

open access: yesCrystals, 2023
The forming limit is an important failure criterion for polycrystalline sheet metals when approving the forming process. Recent developments in strain measurement technology, e.g., digital image correlation (DIC), enable the strain evolution to be ...
Ji He, Yishuang Feng
doaj   +1 more source

Affecting the Determination of Forming Limit Diagram for Sheet Metals

open access: yesTikrit Journal of Engineering Sciences, 2005
The sheet metal forming is defined as the ability of metal to deform plastically (stretch forming) without necking or fracture. To control the sheets forming operation failure a diagram is used , in which the ; accepted forming , failure and critical ...
Walid Jalal Ali, Anas Obed Idres
doaj   +1 more source

Insight into the Influence of Punch Velocity and Thickness on Forming Limit Diagrams of AA 6061 Sheets—Numerical and Experimental Analyses

open access: yesMetals, 2021
In this article, the forming limit diagram (FLD) for aluminum 6061 sheets of thicknesses of 1 mm and 3 mm was determined numerically and experimentally, considering different punch velocities.
Sasan Sattarpanah Karganroudi   +6 more
doaj   +1 more source

Acquisition and Evaluation of Theoretical Forming Limit Diagram of Al 6061-T6 in Electrohydraulic Forming Process

open access: yesMetals, 2019
The current study examines the forming limit diagram (FLD) of Al 6061-T6 during the electrohydraulic forming process based on the Marciniak–Kuczynski theory (M-K theory).
Min-A Woo   +3 more
doaj   +1 more source

Comparison of nonlinear strain path correction models for the FLD characterization [PDF]

open access: yesMATEC Web of Conferences
The Forming Limit Diagram (FLD), along with the Forming Limit Curve (FLC) it encompasses, are widely used tools in sheet metal forming to predict the forming behavior of sheet metal.
Mainguy Grégoire   +2 more
doaj   +1 more source

Study on the forming fracture of the crash box with extruded Al6060-T6 profile

open access: yesAdvances in Mechanical Engineering, 2023
This study was performed to analyze the forming fracture of crash box with extruded Al6060-T6 profile. Deep drawing test was performed to evaluate the formability of the extruded profile.
Seungchan Ma, Young Choi
doaj   +1 more source

A review on modelling techniques for formability prediction of sheet metal forming

open access: yesInternational Journal of Lightweight Materials and Manufacture, 2018
With an increasing demand for lightweight design of vehicles in automotive and aircraft industries, sheet metals with low density and high strength have been widely and intensively used in forming lightweight structural panel components. Formability is a
Ruiqiang Zhang, Zhutao Shao, Jianguo Lin
doaj   +1 more source

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