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recrystallization region
    Grain Variation Characteristic in Complete Recrystallization Region Under Multi-Pass Deformation
    完全再结晶区多道次变形时晶粒的变化
    The effect of rolling parameters such as 35.0%~52.0% reduction rate in recrystallization region, 60.2%~70.3% reduction rate in non-recrystallization region, cooling rate (20~38 ℃/s) on structure and mechanical properties of 0.06C-0.31Mo V-Nb-Ti-B microalloying steel has been studied by Gleeble thermal simulation machine.
    用Gleeble热模拟试验机研究了0.06C-0.31MoV-Nb-Ti-B微合金化钢再结晶区压下率(35·0%~52·0%)、非再结晶区压下率(60·2%~70·3%)、冷却速度(20~38℃/s)等轧制参数对钢的组织和机械性能的影响。
    The continuous cooling transformation behavior and microstructure for a Mn-Cr gear steel were investigated at different deformation temperatures in recrystallization region of austenite using a Gleeble 1500 hot simulator.
    使用Gleeble 1500热模拟实验机研究了Mn-Cr齿轮钢在奥氏体再结晶区不同温度变形后的连续冷却相变行为及相变组织.
    Controlled Rolling in Complete Recrystallization Region and Strengthand Toughness Properties
    完全再结晶区控轧与强韧性能
    In order to study the variation of Austenite grain, the Ti- treated 16Mn steel was multi-pass deformed in Austenite complete recrystallization region at constant rolling temperature, pass reduction and interval between passes. After multi-pass rolled, the Austenite grain reached a limit size dr.
    含微量钛的16Mn钢在奥氏体完全再结晶区进行恒温、恒道次变形量和恒道次间隙时间的多道次变形后奥氏体晶粒变化的研究,发现多道次变形后奥氏体晶粒尺寸会达到一个极限尺寸,达到极限尺寸所需总变形量和达到的极限晶粒尺寸因变形条件而异。
    This article makes study of the effect of raising reduction amount ( percent reduction ) of 4200mm mill of Wuyang Steel in austenitic complete recrystallization region (high temperature region) on product properties.
    本文研究了提高舞钢4200mm轧机在奥氏体完全再结晶区(高温区)压下率对产品性能的影响.
    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。
    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。
    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。
    This program can predict austenite transformation at different cooling rates after deformation in nonrecrystallization region, the calculated static CCT and dynamic CCT are in good agreement with experimental data. 
    这一程序可以用于预测奥氏体非再结晶区变形并以不同速率冷却时的转变过程及最终组织。 实验计算所得到的静态、动态CCT曲线与实验数据比较吻合。
    The experimental results show that a larger critical deformation degree is needed for occurrence of recrystallization of 35 MnVN steel. The deformation below 950℃ is in un recrystallization region, and the complete recrystallization occurs only under the condition of relatively large deformation above 1150℃.
    结果表明 ,35MnVN钢发生再结晶的临界形变量较大 ,在 95 0℃以下形变时为未再结晶区形变 ,在 115 0℃以上较大形变量时才可能发生完全再结晶 .
    When the austenite was deformed in the recrystallization region,sufficient deformation per pass brought about fully recrystallization,and refined the grain.
    结果表明奥氏体再结晶区变形时,单道次变形量越大则再结晶进行得越充分,再结晶后的晶粒就越细。
 

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