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Evolution of rotated Brass texture by cross rolling: implications on formability
Materials Science and Technology ( IF 1.8 ) Pub Date : 2020-06-04
Sumeet Mishra, Mirtunjay Kumar, Amit Singh

In the present work, the possibilities of tailoring crystallographic texture via cross rolling are presented. It is shown that a strong rotated Brass texture develops upon cross rolling in aluminium alloys which also remains intact during the subsequent recrystallisation annealing treatment. The governing mechanisms behind the evolution of deformation and recrystallisation texture are discussed in terms of effect of strain path on stability of deformation texture components and strain-induced boundary migration mechanism, respectively. In addition, the likelihood of rotated Brass texture having a positive effect on formability is discussed in terms of sluggish cross-slip criteria as the rotated Brass texture presents a unique scenario where cross-slip is inhibited along all the three principal directions.



中文翻译:

交叉轧制产生的旋转黄铜纹理演变:对可成型性的影响

在当前的工作中,提出了通过交叉轧制调整晶体织构的可能性。结果表明,铝合金在交叉轧制时会形成强烈的旋转黄铜纹理,并且在随后的再结晶退火处理过程中也保持完整。分别从应变路径对变形织构成分稳定性和应变诱发的边界迁移机制的影响出发,讨论了变形和再结晶织构演化的调控机理。此外,旋转的黄铜纹理呈现出独特的场景,即沿所有三个主要方向都抑制了交叉滑动,因此,根据缓慢的滑动标准,讨论了旋转的黄铜纹理对可成型性产生积极影响的可能性。

更新日期:2020-06-04
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