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Effect of Boron on Microstructural Evolution and Mechanical Property of the Ti-2Al-9.2Mo-2Fe Beta Titanium Alloy

Abstract第5-7页
1 Introduction第10-16页
    Reference第14-16页
2 Background第16-52页
    2.1 Boron modify titanium alloy第16-44页
        2.1.1 History第16-18页
        2.1.2 Ti-B system第18-25页
        2.1.3 Preparation of titanium-boron alloy第25-29页
        2.1.4 Grain refinement by boron addition第29-35页
        2.1.5 Thermomechanical processing of titanium-boron alloy第35-37页
        2.1.6 Effect of boron on the microstructure evolution of titanium alloy第37-39页
        2.1.7 Mechanical properties of as-cast boron-containing titanium alloy第39-44页
    2.2 Ti-2Al-9.2Mo-2Fe alloy第44-46页
    Reference第46-52页
3 As-cast microstructure of boron-containing 2A2F alloy第52-74页
    3.1 Materials and experimental procedure第52-53页
    3.2 Macrostructure第53-56页
    3.3 Microstructure第56-60页
    3.4 Boride第60-64页
    3.5 Refinement mechanism (solidification processing)第64-67页
    3.6 Modifying the as-cast microstructure第67-69页
    3.7 Mechanical properties第69-71页
    3.8 Summary第71-73页
    Reference第73-74页
4 Deformation and recrystallization behavior of 2A2F alloy with boron第74-100页
    4.1 Materials and experimental procedure第74-75页
    4.2 Hot deformation第75-92页
        4.2.1 Microstructural evolution第75-79页
        4.2.2 Flow behavior第79-82页
        4.2.3 Kinetics calculation第82-84页
        4.2.4 TiB particles evolution during high temperature deformation第84-92页
    4.3 Deformation and related recrystallization第92-97页
        4.3.1 Microstructural evolution第92-95页
        4.3.2 Recrystallization behavior第95-97页
    4.4 Summary第97-99页
    Reference第99-100页
5 Microstructural evolution and mechanical properties during heat treatment of 2A2F alloy with boron第100-159页
    5.1 Experimental procedure第100-101页
    5.2 Grain growth第101-112页
        5.2.1 Microstructure evolution第101-105页
        5.2.2 Grain growth kinetics第105-107页
        5.2.3 Effect on grain growth behavior第107-112页
    5.3 Microstructural Evolution during Age Treatment第112-141页
        5.3.1 The staring microstructures第112-115页
        5.3.2 Solution and aging treatment第115-128页
        5.3.3 Direct aging treatment第128-141页
    5.4 Micro-Hardness after Age Treatment第141-146页
        5.4.1 Solution treatment and Aging第141-144页
        5.4.2 Direct aging第144-146页
    5.5 Microstructure-property relationship第146-155页
        5.5.1 Solution treatment第146-148页
        5.5.2 Solution treatment and Aging第148-153页
        5.5.3 Direct aging第153-155页
    5.6 Summary第155-157页
    Reference第157-159页
6 Conclusions and future works第159-162页
Research Publication第162-163页
Acknowledgements第163页

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