贝氏体相变
- 网络bainitic transformation;bainite transformation
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用示差扫描量热法(DSC)、电阻测量和透射电子显微镜对Cu-Zn-Al-Mn合金高温时效的贝氏体相变进行了研究。
The bainitic transformation in Cu-Zn-Al-Mn alloys has been investigated by means of DSC , electrical resistance measurement and electron microscope .
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Cu-Zn-Al合金中贝氏体相变的机制及应用
Mechanism and Application of the Bainitic Transformation in Cu-Zn-Al Alloys
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ω为ω碳原子上的取代基数.奥氏体强化及Fe,C扩散对贝氏体相变的影响
Effects of austenite strengthening and the diffusion of iron and carbon atoms on bainitic transformations
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贝氏体相变区等温停留对低合金TRIP钢相组成的影响
Effect of isothermal holding in bainite transformation region on phase constitutions of low alloy TRIP steel
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GD钢贝氏体相变动力学研究
The study of transformation kinetics of bainite in GD steel
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含共晶体二元金属熔体作用浓度的计算模型Si对团球状共晶体奥氏体-贝氏体钢中贝氏体相变的影响
Calculating Models of Mass Action Concentrations of Binary Metallic Melts Involving Eutectic Effect of Si on bainitic transformation of austenite bainite steel with nodular eutectic
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Fe-C-Cr-Si(Ni、W)合金中的C-Me偏聚对贝氏体相变的影响
The Effect of C-Me Segregation on Bainite Transformation in Fe-C-Cr-Si ( Ni 、 W ) 'Alloys
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Cr-Mo-V钢形变奥氏体冷却转变及高压下的贝氏体相变
Deformed Austenite Cooling Transformation and Bainite Transformation in High Pressure of Cr-Mo-V Steel
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为揭示贝氏体相变机制及外加应力对它的影响,采用透射电镜研究了140MPa的外加拉应力对中碳低合金钢35MV7的450°C等温贝氏体相变组织形貌的影响。
Study of effects of tensile stress of 140 MPa on isothermal bainitic transformation product was conducted in this paper using transmission electronic microscopy .
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Cu-Zn-Al-Mn合金贝氏体相变的位向关系
Orientation Relationship of Bainitic Transformation in a Cu Zn Al Mn Alloy
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研究表明,在等温条件下,变形促进了贝氏体相变,贝氏体转变的鼻尖温度为500℃,Bs为600℃;
The research results show that the bainite transformation is accelerated by strains under isothermal condition , the nose temperature of bainite transformation is 500 ℃, Bs is 600 ℃ .
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随冷却速度的增加,γ/α相变开始温度Ar3逐渐降低,贝氏体相变开始温度Bs以抛物线形式变化;
With the increase of cooling rate , the onset of γ transformation ( A_ r3 ) is lowered gradually , and the bainite start temperature B_s changes in a parabolic way .
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以扩散动力学方程组估算了碳、锰、铝和硅在这些钢中的浓度分布,以了解这些TRIP钢在贝氏体相变区经不同热处理后的复杂变化。
Concentration profiles of carbon , manganese , aluminum and silicon in these steels are also estimated under the lattice fixed frame of reference so as to understand the complex mechanical behavior of TRIP steels after different heat treatment in Bainite transformation zone .
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AGS对贝氏体相变动力学有很大的影响,AGS越大,贝氏体相变起始温度Bs越高。
The results show that AGS has a great effect on bainite transformation kinetics . The larger the AGS , the higher the bainite start temperature ( B_s ) .
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Cu-Zn-Al-Mn合金贝氏体相变
Bainitic transformation in cu-zn-al-mn alloy
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Fe-C-Cr-Si合金的价电子结构与贝氏体相变动力学
Valence Electron Structure and Kinetics of Phase Transformation of Fe-C - Cr-Si Alloy
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相变驱动力计算的结果表明,Cu-Zn-Al合金中贝氏体相变在热力学上不可能按切变机制发生,只能以扩散过程:B′→B1′+α进行;形成无序的贝氏体可能有序化。
Calculation results of the driving force reveal that the bainite formation initiated by shear is thermodynamically impossible in Cu-Zn-Al alloys and the bainitic transformation can only proceed by the diffusional reaction β′→β _1 ′ + α from which the disordered bainite formed may further be ordered .
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0.38C-Cr-Mo钢中,铁素体、珠光体和贝氏体相变在应力下的动力学,可由Johnson-Mehl-Avrami方程中加入应力因子经修正来描述。
Kinetics of ferrite , pearlite and bainite transformations in a 0.38C-Cr-Mo steel can be described by a modified Johnson-Mehl-Avrami equation in which the stress factor is involved .
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应用JEM-2010高分辨电镜和Quanta-400型环境扫描电镜,运用试验与综合分析的方法,研究了纯铁的块状转变和钢中的贝氏体相变。
By means of JEM-2010 HREM and Quanta-400 SEM , the massive transformation of pure iron and bainite transformation in steel were discussed by experimentation and synthesis analysis in this paper .
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贝氏体相变过程的动态观察与贝氏体钢质量的改善
In-situ observation of bainite transformation and quality improvement of bainite steel
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高纯度Fe-C-Mo合金贝氏体相变和形貌特征
The Bainitic Transformation and Morphology Characteristics in High Purity Fe-C-Mo Alloys
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详细介绍了贝氏体相变的特征及其分类。
Features and classification of bainite transition was described in detail .
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焊接热影响区贝氏体相变测试分析系统研究
On Phase Transformation Test of Bainite in Welding Heat-affected Zone
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贝氏体相变理论&两个一级相变耦合的模型
Theory of bainitic Transformation-A model with coupled first-order phase transformations
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钢中贝氏体相变的论争及前景
The controversy and perspective about bainite phase in the steel
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热变形参数对铌微合金钢贝氏体相变的影响
Effect of deformation parameters on bainite transformation of Nb-microalloyed low carbon steel
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铌微合金钢等温及连续冷却贝氏体相变
Bainite Transformation of Niobium Microalloyed Steel Under Isothermal and Continuous Cooling Conditions
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Cu-Zn-Al合金中贝氏体相变对形状记忆效应的影响
Influence of Bainitic Transformation on Shape Memory Effect in a Cu-Zn-Al Alloy
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奥氏体强化对马氏体和贝氏体相变的影响
Effect of austenite strengthening on martensitic and bainitic transformations
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贝氏体相变机制与块状转变
The Mechanism of Bainite Transformation and The Massive Transformation