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介绍一种新型贝氏体钢,获得准贝氏体组织后,于一系列回火温度回火时的组织与性能变化,重点探讨回火贝氏体脆性的表现行为和形成机理。
A new type of bainitic steel is introduced. The microstructure and properties of the bainite steel after being tempered at a series of tempering temperatures are obtained. The behavior and formation mechanism of tempering bainite brittleness are mainly discussed.