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未再结晶区
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  non-recrystallization region
     Prediction of Influence of Deformation in Austenite Non-Recrystallization Region on Transformationduring Continuous Cooling
     奥氏体未再结晶区变形对连续冷却时相变影响的预测
短句来源
     NUMERICAL PREDICTION OF FERRITE GRAIN SIZE WITH THE INFLUENCE OF DEFORMATION IN AUSTENITE NON-RECRYSTALLIZATION REGION
     奥氏体未再结晶区变形对铁素体晶粒尺寸影响的数值计算
短句来源
     The effect of the rate of deformation and temperature of deformation in non-recrystallization region on ferrite transformation behavior and the microstructure were studied on the Gleeble 1500 thermomethanical simulator for the low carbon low alloy pipeline steel X52. The experimental results indicated that the deformation in non-recrystalliztion region greatly increase ferrite effective nucleation sites and leads to grain refinement.
     以管线钢X52为研究对象,在Gleeble1500热模拟机上,主要进行了在奥氏体未再结晶区不同变形速率和变形温度对X52的相变行为及显微组织影响的研究。
  non recrystallization region
     It shown that the ferrite grain can be refined with large reduction, short interpass rolling in austenite non recrystallization region.
     结果发现 :在奥氏体未再结晶区进行大压下量、短间隔时间的轧制 ,可以细化 α晶粒。
短句来源
     The paper puts emphasis on study of effect of rolling start temperature in non recrystallization region and accumulative reduction ratio on structure and properties so as to find out rational process parameters,to provide basis for refine the grain fo the steel in order to enhance strength and toughness.
     在此着重研究了未再结晶区的开轧温度和累积压下率对组织和性能的影响 ,以求找出合理的工艺参数 ,为细化钢的晶粒提高其强韧性提供了依据。
短句来源
     The effect of strain rate, strain amount and cooling rate in non recrystallization region on the ferrite transformation behavior and mocrostructure were studied on a Gleeble 1500 thermo methanical simulator for the low carbon pipeline steel X52. Optical microscopy and SEM observations showecl that the grains became fine with the increase of strain rate, strain amonunt and cooling rate.
     以管线钢X5 2为研究对象 ,在Gleeble 15 0 0热模拟机上 ,进行了奥氏体未再结晶区不同形变速度、形变量和冷却速度对X5 2的相变行为及显微组织影响的研究。
短句来源
  “未再结晶区”译为未确定词的双语例句
     Analysis of σ-ε Curves and Transformation Characteristics of Non-tempered and Quenched Steel 30Mn2V During the Deformation of Austenite at Non-recrystallization Zone
     微合金非调质钢30Mn2V奥氏体未再结晶区形变σ-ε曲线与相变特征分析
短句来源
     The ferrite grain size is in the range of 9.45-4.44μm after partial recrystallization and non-recrystallization zone and air cooling.
     在部分再结晶的下限和未再结晶区轧制后空冷,铁素体晶粒在9.45-4.44μma范围;
     Ar_3 of V-N steel is reduced that non-crystallization will become wide and two phase region ill become narrow.
     V-N钢的Ar_3降低,奥氏体未再结晶区变宽,两相区变窄。
短句来源
     With V content being increased, Ar_3 of V steel is raised that non-crystallization will become narrow and two phase region will become wide;
     在冷却阶段:随着V含量的增加,V钢的Ar_3温度提高,奥氏体未再结晶区变窄,两相区变宽;
短句来源
     The effect of deformation temperature and strain rate on σ ε curves and transformation characteristics of non tempered and quenched steel 30Mn2V during the deformation of austenite at non recrystallization zone had been studied.
     研究了奥氏体未再结晶区 ,形变温度与形变速率对其 σ- ε曲线以及相变特征的影响。
短句来源
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  non-recrystallization region
It has been demonstrated that, for the specimens quenched with a cooling rate higher than 20°C/sec, it may seem to be appropriate to adjust the FRT as low as possible in the non-recrystallization region.
      


The kinetics,the morphology,the substructure and orientation relation-ship of bainite transformed from hot deformed recrystallized austenite andhot deformed unrecrystallized austenite of three HSLA steels have beeninvestigated.The effects of hot deformed austenite on the bainite transfor-mation has been analyzed.

研究了三种低合金高强度钢在奥氏体再结晶区及未再结晶区热形变对粒状贝氏体转变的动力学、组织形貌、亚结构、晶体位向关系等方面的作用,并根据形交奥氏体的结构特点分析了对贝氏体转变的作用。

For low alloyed steel HQ60,which contains Nb V Ti,the effect of different reductions in non recrystallization zone on structure and properties are studied The result shows that when the cumulative reduction in non recrystallization zone increases from 40 %to 70 %,the average grain size of HQ60 steel becomes more finer reducing from 4 85 μm to 2 77 μm, both the strength and ductility are increased greatly,thus the strength and the ductility of the steel with multi structure of ferrite,bainite and...

For low alloyed steel HQ60,which contains Nb V Ti,the effect of different reductions in non recrystallization zone on structure and properties are studied The result shows that when the cumulative reduction in non recrystallization zone increases from 40 %to 70 %,the average grain size of HQ60 steel becomes more finer reducing from 4 85 μm to 2 77 μm, both the strength and ductility are increased greatly,thus the strength and the ductility of the steel with multi structure of ferrite,bainite and pearlite can be improved

研究了未再结晶区的不同压下率对含Nb-V-Ti的HQ60低合金钢的组织和性能的影响。结果表明,当未再结晶区的累计压下率由40%提高到70%时,HQ60钢的晶粒由4.85μm细化到2.77μm,强度和韧性都有较大提高,使得这种由铁素体、贝氏体和珠光体等复相组织组成的钢的强韧性得到了改善。

The dependence of microstructure of plastic die 718 steel upon cooling rate and deformation temperature was investigated using a Gleeble 1500 thermomechanical test system.The results showed that the on line pre treatment of 718 steel could be conducted by a controlled cooling process consisted of prior air cooling down to about 600 ℃ and then slow cooling at rate of no more than 0 02 ℃/s to ambient temperature after finish rolling in austenite region.The hardness steel treated by the process revealed of...

The dependence of microstructure of plastic die 718 steel upon cooling rate and deformation temperature was investigated using a Gleeble 1500 thermomechanical test system.The results showed that the on line pre treatment of 718 steel could be conducted by a controlled cooling process consisted of prior air cooling down to about 600 ℃ and then slow cooling at rate of no more than 0 02 ℃/s to ambient temperature after finish rolling in austenite region.The hardness steel treated by the process revealed of HRC 40~44.The growth of bainitic ferrite was stifled by tangled dislocations introduced by heavy deformation in unrecrystallized austenite region leading to higher hardness in the steel.

采用Gleeble1500热模拟试验机研究了变形温度、冷却速度对塑料模具718钢显微组织和硬度的影响。试验结果表明,718塑料模具钢在奥氏体区变形后,从600℃开始以不高于0.02℃/s的速度缓慢冷却,可获得贝氏体组织,硬度(HRC)为40~44;在奥氏体未再结晶区变形产生的位错缠结抑制了贝氏体铁素体的长大,并使718钢的硬度提高。

 
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