碳化物

tàn huà wù
  • carbide
碳化物碳化物
碳化物 [tàn huà wù]
  • [carbide] 碳与较正电性的元素的二元化合物

碳化物[tàn huà wù]
  1. αp相晶粒内的碳化物以均匀、缓慢的速度溶解。

    The carbide in the α p phase dissolves at an uniformly slow rate .

  2. Fe-C-Si合金上贝氏体碳化物析出源的研究

    The Investigation on the Source of Bainitic Carbide Precipitation in Fe-C-Si Alloy

  3. 钢中大量合金碳化物的溶解、按其难易程度不同分别与n个溶解温度相对应;

    The dissolution of different alloy carbides begins at various temperature .

  4. 关于{x/n}的分布定向凝固钴基高温合金中碳化物形态和分布

    Morphology and distribution of carbides in directionally solidified cobalt base superalloy

  5. 钢中碳化物的X射线衍射分析

    X-Ray Diffraction Analysis of Carbides in Steel

  6. 可加工三元层状碳化物Ti2AlC的合成研究

    Study on the Synthesis of Ternary Layered Machinable Carbide Ti_2AlC

  7. 3d过渡金属碳化物相稳定性和化学键的第一性原理研究

    A First Principle Study on the Phase Stability and Chemical Bonding of the 3d Transition Metal Carbides

  8. 高耐磨模具钢GM碳化物及显微组织研究

    Carbide and Microstructure of Cold-Worked Die Steel GM with High Abrasion Resistance

  9. Al对高速钢M2C共晶碳化物的影响

    Effect of Al on M_2C Eutectic Carbides in High Speed Steel

  10. 理论门槛值的研究探讨了碳势、温度及Cr元素含量对碳化物极限值和碳势门槛值的影响。

    The effect of carbon potential temperature and Cr content on CPT and CEV are studied .

  11. 高速钢中MC型初生碳化物述评

    The commentary on initial MC type carbides in high speed steels

  12. Nb、Ti碳化物的溶解与析出对低C微合金钢组织和性能的影响

    Effect of Dissolution and Precipitation of Nb-Ti Carbides on Structure and Properties of Low Carbon Microalloying Steel

  13. 用X射线衍射分析了共渗合金层中碳化物的结构类型;

    The structure and type of the carbide are analysed by X-ray diffraction and the carbide composition is determined with EPMA .

  14. W、Ti等碳化物形成元素使碳从基体向渗层扩散,Ni等非碳化物形成元素使碳从渗层向基体扩散;

    Carbon compounds formation elements such as W and Ti drive carbon migrate from base material to alloying layer ;

  15. 一次碳化物MC是镍基铸造高温合金的主要析出相之一。

    MC carbide is one of the main phases precipitated in cast Ni-base superalloys .

  16. 确定了合金组织中TiNi基体相、Nb相及在晶界形成的氧化物和碳化物的形变特点。

    The deformation characteristics of the Ni-Ti matrix , Nb-rich phase , and oxides and carbides were determined .

  17. 镍基高温合金中MC碳化物生长规律研究

    On the Formation and Growth Behavior of Primary MC Carbides in Nickel & Base Superalloys

  18. 通过电解分离,X射线衍射等实验,探讨了铈在高碳钢中形成铈碳化物应满足的成分条件。

    In this paper the existance of Ce-Carbide and its forming condition have been discussed by means of electrolytic extraction and X-Ray diffraction .

  19. CSP工艺生产低碳钢中的纳米碳化物及其对钢的强化作用

    Nano-scale Carbide and Strengthening Effect in Low Carbon Steel Produced by CSP Process

  20. 文章探讨了MC型碳化物的形态以及Si影响MC型碳化物沉淀的机理。

    The MC morphology and the effect of Si on the precipitation of MC carbide are also discussed .

  21. 镍基铸造高温合金中元素对一次碳化物MC的组成及其形态的影响

    Effects of alloy elements on the composition and morphology of MC carbide in Cast Ni-base superalloys

  22. 使用TEM研究了钢中贝氏体的精细结构及碳化物的形貌与分布,加入微量元素使贝氏体铁素体组织明显细化。

    The fine structure of bainite and the morphology and distribution of carbides in steels were investigated with TEM .

  23. 钨合金铸铁经K、Na变质处理后,共晶碳化物由网状分布变成团球状分布,碳化物明显细化和分布均匀化。

    K and Na modification , eutectics carbide turns into nodular from network form , carbide is fined and is even distributed .

  24. 利用失效分析的方法,分析了2号乙烯柴油裂解炉炉管开裂的原因,结果表明:炉管开裂的原因是由于管材成分中Nb含量偏低、易引起渗碳,使碳化物沿晶界大量析出;

    The causes of cracking of No. 2 ethylene cracker tubes are analyzed by failure analysis method .

  25. 晶内有细小弥散的富钒碳化物MC在长期高温时效过程中沉淀,是材料保持硬度的重要原因。

    The precipitation of some fine V-rich MC carbide during long term exposure is the main reason for hardness maintenance .

  26. 使用电子探针对绝热剪切带附近微区进行的成分分析表明,绝热剪切带内发生了C原子的短程扩散和碳化物析出。

    The results of composition analysis near the adiabatic shear bands by electron probe indicate that the short distance diffusion of carbon and the precipitation of carbide may occur within the adiabatic shear bands .

  27. 改善D2钢大截面棒材共晶碳化物工艺质量研究

    Research on improving the homogeneity of eutectic carbides of D2 steel bars with large sections

  28. 结果表明,依据等温不同时间析出碳化物引起的Ms温度变化可更方便,更准确地测出奥氏体中碳化物等温沉淀动力学曲线;

    The results show that the isothermal precipitation kinetics curve of carbides in austenite was obtained more easily and accurately basing on measurment of changes of Ms temperature ;

  29. 结果表明,共渗合金层中的碳化物主要是由合金元素W、Mo和C形成的M6C型碳化物及少量的M2C型碳化物。

    The carbides in plasma surface alloying layer are mostly M 6C and M 2C .

  30. TiC,Cr(23)C6是Cr、Ti强化的Ni3Al基合金析出的主要碳化物。

    IC , Cr_ ( 23 ) C_6 are the main carbides deposited from the Cr and Ti strengthened Ni_3 Al base alloy .