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- During the fast cooling process of solution treatment, nonequilibrium segregation of manganese was produced at austenite grain boundaries. 在固溶处理时快速冷却过程中锰在奥氏体晶界产生不平衡偏聚。
- The results indicated that,under the conditions of quasi as cast technology,the bainite can nuc leate not only on the austenite grain boundaries,but on the interface of graphite/austenite. 当贝氏体在片状石墨界面形核时,在石墨端部一般形成上贝氏体,侧面形成下贝氏体;
- Austenite grain size of plain carbon steel and alloy steel were examined by oxidization and grain boundary etching method. 采用氧化法和晶粒边界腐蚀法对几种不同的碳钢和合金钢的奥氏体晶粒的显示进行了对比试验。
- Chain shape ferrites were observed on austenite grain boundary in coarse grain zones and the distribution of ferrites was discontinuous. 细小裂纹是由钢板表面残留氧化铁皮引起的。
- According to this method,boron in Fe-30% Ni,aluminum in In- conel 60%,chromium and tin in 2.25%Crl%Mo steel are calculated for amounts segregated at their austenitic grain boundaries. 根据该方法;对Fe-30%25Ni合金中的硼、Inconel 600中的铝、2.;25%25Cr-1%25Mo钢中的铬和2
- austenite grain boundaries 奥氏体晶界
- When the austenite grainsare enclosed by ferrite phase and no A/A grain boundaries exist before deformation... 相界面的存在对铁素体相的动态回复过程没有明显影响。
- Impurities tend to segregate at grain boundaries. 杂质常常在晶粒间界偏析。
- Two area defects are twins and grain boundaries. 有两种面积缺陷,即孪生和晶粒间界。
- austenite grain boundary 奥氏体晶界
- Normalization procedure was added before the transverse rolling for improving steel austenite grain fineness and removing mischcrystal structure. 在横轧前增加正火工序,改善钢的奥氏体晶粒度,消除混晶组织。
- Normalization procedure was added before the transverse rollingfor improving steel austenite grain fineness and removing mischcrystal structure. 在横轧前增加正火工序,改善钢的奥氏体晶粒度,消除混晶组织。
- Either coarse or column austenite grain can decrease the toughness of welding metal,and the ways to improve the toughness of wel... 奥氏体晶粒粗大及奥氏体柱状晶都能够降低焊缝的韧性,并提出了改善焊缝韧性的途径。
- This roughness occurs on a small scale, involving grain boundaries and failure surfaces. 小规模的粗糙度涉及到颗粒边缘和破坏表面。
- The variation of volume fractions for static and dynamic recrystallization, and austenite grain size during rolling process are obtained by model calculation. 通过对再结晶动力学模型的解析,得到了静态再结晶、动态再结晶的分数以及奥氏体晶粒在轧制过程中的变化情况;
- The influence of deforming temperature as well as primal austenite grain sizes and holding time on the microstructure of transformation were investigated. 通过热模拟实验,考察了在不同变形温度和不同奥氏体晶粒尺寸等条件下保温对低碳钢形变后组织演变的影响。
- The results show that the cerium as solid solute in steel can inhibit the austenite grain growth and enhance the grain coarsening temperature by 50 K at least. 固溶于钢中的微量铈有抑制奥氏体晶粒粗化的作用,至少可使奥氏体晶粒粗化温度提高50K以上;
- In this work, xW is about 11 times of the original austenite grains. 在本研究中,xW约为原始奥氏体晶粒大小的11倍。
- At grain boundaries of ZrO_2 appear tiny BN crystals,in which there are edge dislo-cations and antiphase domains. 聚集在 ZrO_2之间的 BN 形成细长结晶体,该晶体内有较多刃位错和反相畴区域。
- The effects of deformation temperature, strain rate, deformation degree, and initial austenite grain size on the static recrystallization behaviors were studied. 讨论变形温度、应变速率、变形程度与初始奥氏体晶粒尺寸对其静态再结晶行为的影响。