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Gleeble 2000热模拟实验机上采用变形开始的同时喷水淬火和减少变形量的方法,对形变诱导铁素体的形成机制进行了一系列实验研究实验研究表明,形变导致了铁素体的块型相变和针状铁素体的相变析出,同时在奥氏体温区形变诱导铁素体在变形后具有不稳定、自发逆相变的特点
A series of experimental studies on the formation mechanism of deformation-induced ferrite have been carried out on the Gleeble 2000 thermal simulator by means of water quenching and deformation reduction at the beginning of the deformation. Experimental results show that the deformation causes the ferrite bulk phase Phase transformation and acicular ferrite precipitation, while deformation in the austenite temperature zone induced deformation of ferrite instability, spontaneous reverse phase change