Q&P(Quenching and Partitioning)超高强先进汽车用钢,具有优异的综合机械性能.采用井式盐浴炉模拟Q&P钢的热处理工艺,并对其组织性能进行分析研究.结果表明,Q&P热处理工艺决定Q&P钢的组织和力学性能,Q&P钢强塑积可以达到32016 MPa%.其微观组织主要由板条马氏体和残留奥氏体组成,残留奥氏体呈膜状分布.
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