同时，初始应变速率和变形温度影响奥氏体晶粒尺寸和析出相的分布。
Meanwhile the initial strain rate and strain temperature affect the austenite grain size and distribution of precipitation phase.
试验结果表明，试验钢在再加热过程中，奥氏体晶粒尺寸随加热温度的升高而增大；
The results showed that during reheating process, the austenite grain size in tested steel increased with an increase in the reheating temperature.
结果表明，在焊接热模拟条件下，原始奥氏体晶粒尺寸是影响机械性能的主要因素。
Results show that after various welding simulations, the grain size of austenite imposes the most significant effect on the tensile and impact properties;
当稀土加入量为0.01%时，重轨钢的奥氏体晶粒尺寸明显细化，冲击韧度显著改善。
When the content of RE addition is 0.01%, the grain size of austenite can be obviously fined, and the impacting toughness of heavy rail steel can be obviously improved.
结果表明，碳化物分布均匀性提高，碳化物网状级别及碳化物带状级别降低，奥氏体晶粒尺寸减小。
The experimental results show that the uniformity of spherical carbide can be increased, the grade of network carbide and banded carbide can be decreased, the austenite grain can be refined.
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 influence of deforming temperature as well as primal austenite grain sizes and holding time on the microstructure of transformation were investigated.
采用该模型对二辊楔横轧成形工艺进行仿真计算，得出了轧后工件的温度场、变形场、高温奥氏体晶粒尺寸分布等。
Through simulation of the 2-roll cross wedge rolling (CWR), the temperature and strain fields, and the distribution of grain size and so on, were obtained.
通过真空感应炉模拟实验，结合金相分析，研究稀土对于高碳重轨钢奥氏体晶粒尺寸和珠光体片层间距等的影响作用。
Via vacuum induction furnace and metallographical analysis, the effects of RE on the grain size of the austenite and distance of the pearlite laminae of high-carbon steel for heavy rail were studied.
用金相显微镜和SEM观察了试样铸态微观组织形态，测定了奥氏体晶粒尺寸以及奥氏体晶粒内马氏体板条束个数和马氏体板条间距。
Then the morphology was observed by optical microscope and SEM. The grain size of austenite, the number of martensite in austenite grains and the spacing of the lath martensite were measured.
与奥氏体不锈钢、低碳钢等材料不同，随着TA 2合金试样晶粒尺寸的增大，纵波声速增大。
Different from the materials such as austenitic stainless steels, low carbon steels etc, the longitudinal velocity of TA2 alloy increased as the grain size increased.
说明在变形速率不太高的情况下，变形温度是影响奥氏体或铁素体晶粒尺寸的主要因素。
The deformation temperature is the main factor which affects the grain size of austenite or ferrite when the strain rate is not changed largely.
分析了热模拟变形过程中的非均匀应变对奥氏体动态再结晶及晶粒尺寸的影响。
The effect of uneven distribution of strain during compression on dynamic recrystallization and grain size of austenite was analyzed.
在试验基础上就一般强度船板钢热变形时奥氏体再结晶百分数及晶粒尺寸与工艺参数的关系进行了研究。
According to the experiment, the effects of rolling parameters on the extent of austenite recrystallization and grain size show a varying way in different temperature area.
形变参数对相变过程有着显著的影响，奥氏体化温度决定了奥氏体原始晶粒尺寸同样影响着形变诱导铁素体相变过程。
Deforming parameters can have remarkable effect and the austeniting temperature can determine the original austenite grain size, consequently influence the process of DIFT.
研究了硼淬透性因子与硼的晶界平衡集聚规律、钢的成分、奥氏体化温度及晶粒尺寸的关系。建立了硼的晶界平衡集聚方程。
The relationship between the boron hardenability factor and the equilibrium segregation of boron to grain boundary, the composition of steel, the austenitizing temperature, grain size was studied.
通过改变均热温度和保温时间，研究低碳钢的奥氏体平均晶粒尺寸与时间的关系，及奥氏体晶粒各尺寸范围的分布规律。
By changing heating temperature and holding time, the austenite grain growth behavior of a low carbon steel under different heating conditions was studied.
峰温越高，奥氏体晶粒越粗大，冷却后形成的马氏体板条束尺寸也越大。
The higher the peak temperature, the coarser the grain size of prior austenite, the larger the martensitic lath bundle after phase transformation.
研究了奥氏体相塑性变形和保温温度对相变动力学以及铁素体晶粒尺寸的影响。
In this study, the effects of plasticdeformation of the austenite phase and the holding temperature on thetransformation kinetics and the ferrite grain size are investigated.
奥氏体不锈钢经多道次热挤压后，能得到大角度等轴晶，且晶粒尺寸呈正态分布；
The high angular equiaxed grains of Austenite stainless steel were obtained by muti-passes pressed, and the statistical grain size obey the rule of normal school.
奥氏体晶粒大小、碳化物尺寸及马氏体中含碳量是主要控制因素。
It was pointed out that the main governing factors were prior austenite size, carbide size and carbon content in the martensites.
奥氏体组织分割了马氏体束或马氏体板条，减小了有效晶粒尺寸，阻止裂纹扩展，提高材料的韧性和塑性；
Austenite separates the martensite blocks or laths so that it can reduce the effective grain size and prevent cracks from propagating.
结果表明：经固溶处理的焊缝和热影响区，晶内奥氏体析出变少，晶粒尺寸变小，同时奥氏体的形状由长条状变为圆状。
The results show that the precipitated austenite crystals of welded joint after solid solution treatment are fewer, the grains are smaller. And the shape of austenite changes from strip to roundness.
结果表明：经固溶处理的焊缝和热影响区，晶内奥氏体析出变少，晶粒尺寸变小，同时奥氏体的形状由长条状变为圆状。
The results show that the precipitated austenite crystals of welded joint after solid solution treatment are fewer, the grains are smaller. And the shape of austenite changes from strip to roundness.
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