研究了一种新型冷轧双取向硅钢组织与织构的形成过程.这种钢的基本化学成分:Fe-0.054 %C-2.84 %Si-1.33 %Mn.冷轧钢板在1050～1100 ℃真空退火时进入铁素体与奥氏体两相区,从而借助{001}<110>取向铁素体晶粒的稳定性及表面脱碳过程中向奥氏体内的生长而形成表面层极强的{001}<110>织构.在随后840 ℃湿氢气氛的退火过程中表层晶粒随进一步脱碳而迅速长入中心层,在钢板中形成强{001}<110>织构的柱状晶组织.该钢的制备过程与连续式工业生产流程相符,因而有广泛的发展前景.
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