1) CCT curve
CCT曲线
1.
Effect of Vanadium on the structure and CCT curve of 20MnSi steel;
钒对20MnSi钢组织和CCT曲线的影响
2.
Study on Forecasting CCT curve Based on BP Nerve Network;
基于BP神经网络的CCT曲线预测研究
3.
It is important that the prediction of austenite phase of ausformed workpiece turns into result and configuration at normal temperature,in which CCT curve should be determined by means of formulization.
用解析法预报变形后奥氏体相变产物的类型和形态的首要问题是对CCT曲线进行解析化处理。
2) CCT Diagram
CCT曲线
1.
CCT diagrams and microstructure of 09CuPCrNi steels were investigated using dilatometric method and optical microscopy respectively.
测定了09CuPCrNi耐候钢的连续冷却转变动力学图(CCT曲线),并对不同冷速下的组织进行了观察。
2.
In the CCT diagram of deformed austenite,the transformation zone of ferrite is very wide,which provides a wide "velocity window".
采用膨胀法结合金相分析建立了耐候钢变形和未变形奥氏体的连续冷却转变曲线(CCT曲线)。
3.
The CCT diagram of deformed austenite is characterized by a bay between the ferrite-pearlite transformation and the bainitic transformation, but this bay is of the “half-open-window" type.
采用热膨胀法结合金相分析建立了 0 9CuPCrNiMoNb耐候钢未变形和变形奥氏体的连续冷却转变曲线 (CCT曲线 )。
3) CCT curves
CCT曲线
1.
The CCT curves of the 45 steel were measured by Gleeble-1500D thermal simulation machine and its result was compared with the CCT curves of the 45 steel tested by automatic expansion instrument.
采用Gleeble 15 0 0D测定了 4 5钢CCT曲线 ,与全自动膨胀仪测定 4 5钢的CCT曲线进行了比较 ,分析了两种设备得到的CCT曲线不同的原
2.
CCT curves and effect of cooling rates and deformation on properties of a 700MPa super steel were studied by using hot simulator(Gleeble 1500) and Instron testing machine.
采用Gleeble 1 5 0 0热模拟实验机及Instron试验机研究并分析了 70 0MPa超级钢的连续冷却转变曲线 (CCT曲线 )及冷却和变形工艺对实验钢性能的影响。
3.
The CCT curves of austenite uncompressed and compressed at different conditions for 86CrMoV7 steel have been measured by Formaster F automatic expansion instrument and THERMECMASTOR Z hot imitated equipment.
用FormasterF全自动膨胀仪和THERMECMASTORZ热模拟试验装置测定了86CrMoV7钢未变形奥氏体、一次变形奥氏体和二次变形奥氏体的CCT曲线。
4) SH-CCT curve
SH-CCT曲线
1.
With the advantage of Gleeble 3500 heat simulation tester and phase change machine,SH-CCT curve(continuous cooling traverse curve)of X65 steel plate weld HAZ is established for research its weld-abilities.
利用Gleeble 3500热模拟试验机及相变仪,建立了X65级管线钢板的焊缝热影响区连续冷却转变曲线——SH-CCT曲线,用于研究其焊接性能。
2.
By measuring the continuous cooling transformation curves in heat affected zone(SH-CCT curves) of two kinds of low alloy high carbon test steels A and B at different cooling speeds in Formastor-D phase transformation tester,combined with metallographic analysis and hardness measurements,SH-CCT curves were obtained.
用Formastor-D型全自动相变测量仪,结合显微组织观察和硬度测量,测定了A、B两种低合金高碳钢焊接热影响区的连续冷却转变(SH-CCT)曲线;分析了合金元素镍对试验钢SH-CCT曲线的影响。
5) CCT curve
CCT 曲线
1.
The critical points, the CCT curve and the effects of deformation in bain.
25V 钢为实验材料,利用 Gleeble-3500 热模拟试验机,测定了该钢的转变点和 CCT 曲线,并对该钢在贝氏体区形变进行了研究。
2.
The CCT curves of both steels were measured by Formastor-Digital typed phase-transformation apparatus,which can supply academic according to the application of 3Cr2Mo steel comparing to the analysis of phase-transformation rul.
利用 Formastor-Digital 相变仪测定了两种钢的 CCT 曲线,对比性进行相变规律分析,为3Cr2MoB 钢的应用提供理论依据。
6) Dynamic CCT curve
动态CCT曲线
1.
Study on dynamic CCT curve of Ti-microalloyed X70 pipeline steel
钛微合金化X70管线钢动态CCT曲线研究
2.
The expanding curves and continuous cooling transformation curve (dynamic CCT curve) of X60 pipeline steel were obtained by dilatometry and microscopic test under different cooling speed.
利用膨胀法,结合金相法,测定了X60不同冷却速度下连续冷却转变的膨胀曲线,获得了该钢的连续冷却转变曲线(动态CCT曲线);研究了X60管线钢的连续冷却过程中奥氏体转变过程及转变产物的组织;另外,通过对再结晶和CCT曲线的分析,为现场控轧控冷工艺的制定提供了参考依据。
3.
The phase transformation points, the dynamic CCT curve and the effects of deformation in bainitic transformation region on the microstructure and mechanical property of the steel were investigated by using of Gleeble-3500 thermal simulator, optical microscope, SEM, TEM and hardness measurement.
25V钢为试验材料,利用Gleeble-3500热模拟试验机,测定了该钢的相变点和动态CCT曲线,并对该钢在贝氏体区形变进行了研究,采用金相、扫描电镜、透射电镜、硬度等实验方法对处理后的试样进行了组织和性能的分析。
补充资料:Hesse曲线(代数曲线的)
Hesse曲线(代数曲线的)
Hessian (algebraic curve)
11油限曲线(代数曲线的)【H台自11(.妙如允.抖e);recc咖,T~aaa,即r药pa一吸ee二o‘二p.助蓝] n次代数曲线(司罗玩水c~)的He丈祀曲线就是其极二次曲线能分裂为两条直线的点的集合,也是第一极曲线的二重点构成的集合.n次非奇异曲线的He丈七曲线是一条次数为3伪一2)、类为3(n一2)(3n一7)的曲线.设介O是这条n次曲线的齐次坐标方程,关丘=刁:f/刁xi刁、,则它的He丈犯曲线的定义方程为 !不:关:五,} }五:关:五31=0. }人,人2人3}特征不等于3时的三次非奇异曲线的H既七曲线与这条曲线交于9个通常拐点.因O.H改e(l 844)而得名. A .E.H困阳。B撰
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条