springback

springback

[′spriŋ‚bak]
(metallurgy)
Return of a metal part to its original shape after release of stress.
The degree to which a metal returns to its original shape after forming operations.
In flash, upset or pressure welding, the deflection in the welding machine caused by the upset pressure.
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References in periodicals archive ?
Para obtener una pieza conformada dentro de las tolerancias dimensionales del diseno, existen importantes variables que deben considerarse, tales como: el retroceso elastico o springback, las propiedades mecanicas del material y la ubicacion de la fibra neutra o factor K (Kalpakjian y Schmid, 2006).
Radioss has two main implicit solvers to simulate springback in metal forming: MUMPS, which is new, and the existing BCS.
Effect of punch profile radius and localised compression on springback in V-bending of high strength steel and its FEA simulation.
The difference in cold working may be due to slight differences in the degree of springback between the two stacks, or the different constraint applied by the top sheet.
Analysis of Stamping Performances of Dual Phase Steels: A Multiobjective Approach to Reduce Springback and Thinning Failure", Materials and Design, 30: 4421-4433, 2009, doi:10.
Usibor 2000, an aluminum-silicon coated PHS and stronger than its predecessor Usibor 1500, enables automakers to fabricate parts with complicated geometry at a very high strength without formability or springback challenges.
The bonds formed between the resin and wood elements also had an effect on the mat deformation behavior, particularly springback during and after pressing (Dai et al.
Next, in terms of forming process, many past researches confirmed that the springback characteristics of high-strength steel sheet were different from that of conventional steel sheet, thereby the conventional bending process is not suitable for springback control of bent high-strength steel parts [3].
Generally, springback and secondary yielding have significant influence on plastic forming process of parts, which may occur during unloading process and loading process with local unloading.
Some specific topics include warm stamping of third-generation sheet steel for automobiles, high-strength steel door-beam design and digital simulation, the parametric design of cooling systems for hot stamping, and mechanical properties and springback behavior with hot stamping RCP processes.
The LSG compound is specifically designed to address the springback challenges in the creation of backup rings used in oil and gas sealing systems.
Prediction of springback in sheet metal components with holes on the bending area, using experiments, finite element and neural networks.