equiaxed

equiaxed

1. A kind of fine equiaxed smooth grains,which is different from equiaxed dendrites in both morphology and formation mechamism,was observed in 8090 Al-Li alloy welds.

8090铝锂合金焊缝中存在一种细小的等轴光滑晶,其形态和形成机制与等轴树枝晶不同。

2. Keywords A356 alloy;liquidus semi-continuous casting;remeltmg;equiaxed grain;

A356合金;液相线半连续铸造;二次加热;等轴晶;

3. Keywords A356 alloy;equiaxed grain;nearby liquidus semi-continuous casting;thixoforming;

A356合金;等轴晶;近液相线半连续铸造;触变成形;

4. TECHNOLOGICAL STUDIES ON EQUIAXED GRAIN REFINEMENT IN TC11 Ti ALLOY BAR

TC11钛合金棒材显微组织等轴细晶化工艺研究

5. 1.In one, equiaxed dendrites form and subsequently ripen into more-or-less spheroidal shape, suitable for forming.

一个是先形成由等轴晶粒构成的晶枝体,再熟化形成类似的球状体。

6. Phase Field Simulation of the Growth of Equiaxed Dendrite for Binary Alloy

二元合金等轴枝晶生长相场模拟

7. The improvement of slab equiaxed crystal ratio by electric pulse on liquid steel in continuous casting mould at Pan steel slab castor No.

从结晶器施加电脉冲输入能量、钢液过热度、电极间距三方面,探讨电脉冲处理提高铸坯等轴晶率的效果。

8. The fine,equiaxed and homogeneous carbides could be obtained at the end of the first holding stage.

其中第一阶段末,能够得到均匀、细小、圆整的理想初生碳化物组织。

9. The microstructure of welding seam is affected by cooling rates.The microstructure of welds consists of dendritic structure near melted line and equiaxed grain at the centerline of welding seam.

冷却速度对显微组织的形成影响明显,在靠母材的焊缝两侧,焊缝的显微组织为树枝晶,而焊缝的中心为等轴晶;

10. The formation mechanism of equiaxed grains and micro cavities during spray forming process are discussed.

分析了等轴晶组织和显微孔洞在喷射成形中生成的机制。

11. Keywords original position statistic distribution analysis;equiaxed crystal;columnar crystal;degree of statistic homogeneity;

原位统计分布分析;等轴晶;柱状晶;统计均匀度;

12. It is show that the microstructure of the hot rolled steel consists of equiaxed ferrite ,granular bainite and granular structure.

同时分析了这种耐火钢的组织与性能之间的关系。

13. Ductile Bulk Metallic Glass Composite Containing Equiaxed Dendritic Crystalline Phase Precipitates

含有等轴枝晶的塑性大块金属玻璃复合材料

14. Keywords spray forming;ultrahigh strength aluminum alloys;as-deposited;microstructure;equiaxed grain;

喷射成形;超高强铝合金;沉积态;显微组织;等轴晶;

15. The mushy zone was divided into dendrites region and free equiaxed grains region by the dendritic coherency point.

在模型中按照临界固相分数将糊状区分为紧密树枝晶和自由等轴晶两个不同的区域。

16. The application of electromagnetic field (FMF) during the solidification can refine the microstructure and induce the columnar to equiaxed transition (CET).

在金属凝固过程中施加电磁场可以有效的改善细化铸坯凝固组织,促进凝固组织中晶粒等轴化转变。

17. RESEARCH ON TREATING PROCEDURE OF EQUIAXED GRAIN CRYSTALLIZING FOR AUSTENITIC STAINLESS STEEL WELDING

奥氏体不锈钢焊缝组织等轴晶化处理方法的研究

18. Column grains develop well in casting blank, with transcrystalline grains and a little equiaxed grains in the center.

实验中,铸坯中柱状晶发达,有穿晶出现,铸坯心部有少量等轴晶。

19. The results show that pulse electric current can refine solidification macrostructure of the metal, and macrostructure is transformed from bulky columnar grain to fine equiaxed grain.

实验结果表明:脉冲电流能够细化金属的凝固组织,使粗大柱状晶变成细小等轴晶。

20. The product of the solidification process, which is determined by the technological process, will give priority to equiaxed structure under the condition of even temperature and well...

工艺过程决定其凝固过程,最终决定其凝固组织,使其在温度和成分高度均匀的环境下具有优先形成等轴晶的倾向。

21. Following annealing, the microstructure consisting of submicron scale equiaxed ferritic grains and dispersive cementite particles became more homogeneous.

形变组织经过保温后,亚微米级别的等轴铁素体晶粒和渗碳体颗粒弥散分布的复相组织的均匀性程度有所提高。

22. Keywords rapid solidification;ZA alloy;microstructure;equiaxed crystalline;

快速凝固;锌铝合金;微观形貌;等轴晶;

23. The key to solve these problems is enlarging equiaxed grain zone and fining grain size.

控制连铸坯凝固过程,可有效地减小柱状晶区,扩大等轴晶区,从而改善铸坯中心缩松和中心偏析。

24. The structure of columnar crystals is observed for billets cast without M-EMS,and equiaxed structure for billets cast with M-EMS,in which SDAS decreases obviously with increase of stirring current.

无M-EMS的铸坯接近中心的区域,仍然是枝晶臂发达的柱状晶组织;采用结晶器电磁搅拌,促使铸坯中心区域形成粒状等轴晶组织;随搅拌电流增大,二次枝晶间距明显减小。

25. The difference between the sample with high columnar crystal and the sample with high equiaxed crystal has been studied by using the two parameters.

本文应用上述参数对比研究了柱状晶发达与等轴晶发达样品的差异。

26. Keywords foundational discipline in materials science;metal solidification;macro-segregation;numerical simulation;free equiaxed grains;dendritic coherency;

材料科学基础学科;金属凝固;宏观偏析;数值模拟;自由等轴晶;枝晶密排面;

27. Keywords slab continuous casting;secondary cooling scheme;central segregation;equiaxed crystal ration;

板坯连铸;二冷制度;中心偏析;等轴晶率;

28. The results show that the as-deposited microstructure possesses the feature of whole equiaxed grains and fine distributed micro cavities on the grain boundaries.

沉积态高镁铝合金基体呈全部等轴晶组织并存在少量显微孔洞是沉积态组织的主要特征。

29. Numerical Simulation of Electromagnetic Stirring in Improving the Equiaxed Zone Ratio in Billet

电磁搅拌提高铸坯等轴晶比率的数值模拟

30. Electromagnetic stirring promotes the coarse and oriented columnar grains and the dendrites transforming into the equiaxed grains through increasing heterogeneous nuclei in weld metal ...

电磁搅拌通过增加焊缝中非均质形核核心,降低固液前沿液相的温度梯度,促进粗大柱状晶和枝晶转变为细小等轴晶,提高焊缝金属的强度和塑性。

31. Keywords Electromagnetic casting;Electromagnetic pressure;Equiaxed structure;Electromagnetic restraining molding;

电磁铸造;电磁压力;等轴晶组织;电磁约束成型;

32. At the same time, the internal microstructure of the production layer change from micron equiaxed crystal to dendrite crystal, the microstructure of...

相邻层的结合界面上,材料组织由细小等轴晶、较为粗大的板条状结构与枝晶组成。

33. Treated by optimum technology stated in this paper,the uniform and fine equiaxed crystals were obtained,and the difference between the axial and radial microyield strengths was almost diminished.

着重研究了微变形消除各向异性工艺,通过形变热处理获得了均匀细小的等轴晶组织,使轴向和径向的微屈服强度趋于一致,达到了微变形行为的各向同性。

34. Keywords hard-face materials;spherical cast tungsten carbide powder;atomizing;electric-arc melting;rapid cooling;microhardness;fine equiaxed dendrite;

硬面材料;球形铸造碳化钨;雾化法;电弧熔炼;快速冷凝;显微硬度;细等轴树枝状;

35. equiaxed alpha phase

等轴α相

36. equiaxed crystal

等轴晶 等轴晶体

37. equiax crystal

等轴晶

38. Equiaxed grain crystallization

等轴晶化

39. Equiaxed Zone

等轴晶区

40. Numerical simulation of macro-segregation with equiaxed grains movement

等轴晶移动对宏观偏析影响的数值模拟

41. equiaxed grains

等轴晶粒

42. equiaxed system

等轴晶系

43. equiaxed dendrite

等轴枝晶

44. equiaxed dendritie structure

等轴树枝状组织

45. equiaxed structure

等轴组织

46. equiaxed grain structure

等轴结晶构造

47. equiaxed ferrite

等轴铁素体

48. equiaxed ferritic grain

等轴铁素体晶粒

49. equiaxed non-dentrite

等轴非枝晶

50. After ECAP and accompanying with the pressing times increasing, the initial grains of pure aluminum L2 that are equiaxed in shape and about 1mm in size transform into small equiaxed grains.

纯锅L2原始晶粒大小为1mm的近等轴状晶,ECAP后,随挤压道次的增加,向细小等轴晶转变。

51. The results showed that ratio of equiaxed grain in the slab of cold rolled non-ori ented silicon steel comes up to above 50 percent.

结果表明,电磁搅拌可以明显改善铸坯的凝固组织,冷轧硅钢铸坯等轴晶比率达到了50%以上。

52. According to experimental results,the macrostructure of aluminium ingot was modified from large grains with columnar crystals to finer grains with equiaxed crystals using the method.

结果表明,该方法可以细化纯铝的凝固组织,使粗大的柱状晶变为细小的等轴晶;

53. The results show that the microstructure of the cladding wire by drawing at room temperature is vimineous grain as fibril shape from prime equiaxed grain.

结果表明:显微组织自原始的等轴晶变为细长条纤维状,纤维直径与形变量近似地成反比,纤维长度与形变量的平方近似地成正比;

54. The results showed that pulse current can enlarge equiaxed crystal area, narrow columnar crystal area and refine crystal pure Al ingot.

结果表明:脉冲电流能够扩大纯铝铸锭的等轴晶区、缩小柱状晶区,并使晶粒尺寸细化。

55. The results show that the dendrite crystal area of alloy is diminished and then become equiaxed structures after lithium is added;

结果表明:锂能消除合金凝固态的柱状晶区并使之转变为等轴晶区;

56. The results show that the crystal evolutive course of SCCW falls into three phases: equiaxed crystal phase, columnar crystal phase and single crystal phase.

结果表明:单晶铜线材的晶粒演化过程包括等轴晶、柱状晶和单晶三个阶段;

57. It was found that with increased milling time, powders became equiaxed , the size of composite powders gradually became to magnitude of nanometer and the distribution of particle size became narrow.

结果表明:随着球磨过程的进行,Ti-48at%Al颗粒逐渐等轴化,粒度变小并逐渐细化至纳米尺寸,粒度分布变窄。

58. Along the transverse direction, granular bainite is dominant at the center and surface of the sample, grain is coarse, equiaxed and even.

而横向显微组织、心部显微组织、表面显微组织以杜状贝氏体为主,没有明显的方向性,组织粗大,分布弥散、均匀;

59. Keywords In Roll-EMS;ratio of equiaxed crystal;negative segregation ratio;white spot;

辊式电磁搅拌;等轴晶率;负偏析率;白亮带;

60. Anisotropic effect of equiaxed dendritic growth in a undercooled molten metal

过冷金属熔体中枝晶生长的各向异性效应

61. The area of clumnar structures decreased, and that of equiaxed crystals enlarged.The grain size reduced.

过滤后铸棒组织中的柱状晶区缩小,中心等轴晶区扩大、晶粒度降低。

62. The reinforcements were distributed uniformly in matrix alloy.The shapes of reinforcements are short-fibre shape, dendritic shape and equiaxed shape or near-equiaxed shape.

这些增强体分布非常均匀,主要呈现为短纤维状、树枝晶状和等轴或近似等轴状。

63. The crystal grains are ejected to molten pool continuously under the vibrating action of bar and served as crystal nucleus of equiaxed grain during solidification.

这些晶粒在振动作用下被连续不断地弹射至溶液中,成为凝固过程中等轴晶的形核核心;

64. Keywords Dendritic Solidification of Concasting Billet;Dendritic Arm Spacing;Columnar to Equiaxed Transition;Permeability of Mushy Spacing;

连铸坯枝晶凝固;枝晶臂间距;柱状晶至等轴晶转变;糊状区渗透率;

65. Keywords continuous casting slab;macrosegregation;equiaxed dendrite;original position analysis;

连铸板坯;宏观偏析;等轴枝晶;原位分析;

66. Using electron microscope, we observde the structure of powder particle with gross dendrites and equiaxed grains.Ths topography, arrangement, size of dendrites changed with composition.

通过电镜观察到粉末颗粒具有粗大树枝晶和等轴晶组织,枝晶的形貌、排列、尺寸随成分的不同而改变。

67. Linear minor distance classifier is used to classify five typical fracture surface morphologies, including equiaxed dimple, elongated dimple, cleavage failure, fatigue and inter-granular cracking.

采用最小距离分类器,对等轴韧窝、拉长韧窝、解理、疲劳和沿晶等典 型断口进行分类.

68. The key to fining the structure of ingot casting lies in the formation of a number of fine equiaxed crystal grains.

金属铸态组织细化的关键是获得大量细小等轴晶。

69. The microstructure in heat-affected area is coarser than that in matrix area.However,the microstructure in welded seam zone consists of fine equiaxed grains.

金相观察表明,和母材区相比,热影响区晶粒粗大,但焊缝区全部由均匀细小的等轴晶组成。

70. The proportion of equiaxed grain of ferritic stainless steel treated with vibration and refrigeration could be increased up to 80%.

铁素体不锈钢液经振动激发形核处理后,凝固组织中的等轴晶率超过了80%。

71. Keywords Aluminium alloys;heat transfer coefficient;solidification structure;columnar to equiaxed transition (CET);

铝合金;换热系数;凝固组织;柱状晶向等轴晶转变(CET);

72. Forming process analysis of equiaxed grain in weld nugget zone during friction-stir welding of aluminum alloy

铝合金搅拌摩擦焊接头焊核区等轴再结晶组织的形成机制

73. Keywords s:aluminum-lithium alloy weld;equiaxed smooth grain;equiaxed dendrite;constitutional undercooling;intergranular fracture;

铝锂合金焊缝;等轴光滑晶;等轴树枝晶;成分过冷;沿晶破坏;

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