碳化物合金 的英文怎麼說

中文拼音 [tànhuàwùgějīn]
碳化物合金 英文
carbide alloy
  • 碳 : 名詞[化學] （非金屬元素） carbon （c）
  • 物 : 名詞1 （東西） thing; matter; object 2 （指自己以外的人或與己相對的環境） other people; the outsi...
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 金 : Ⅰ名詞1 （金屬） metals 2 （錢） money 3 （古時金屬制的打擊樂器） ancient metal percussion instrum...
  • 碳化物 : carbide碳化物金屬陶瓷 carbide cermet; 碳化物耐火材料 carbide refractory; 碳化物陶瓷 carbide ceram...
  1. Carbon can promote the forming of carbide of fe3c mostly during the ma, while it seems that chromium makes amorphism easier. in addition, this paper also made a research on the milled powder forming technology, and presented some improvement methods

    機械合金化過程中，碳元素可以促進以fe _ 3c為主的碳化物的析出，鉻元素使粉末更趨向于非晶態轉變，並使材料出現超順磁現象。
  2. In the specimen of low carbon, ferrite with low hardness and a little pearlite is found ; and the specimen of high carbon is made up of pearlite and various alloyed - carbide

    組織觀察表明，碳含量較低的試樣中主要是硬度不高的鐵素體以及少量的珠光體；而碳含量較高的試樣中則主要是珠光體以及各種合金碳化物。
  3. The particles distributed hi the matrix of grey cast iron, but some contact each other. the composite layer extend gradually into the substrate. when volume fraction of wc is 36 wt % and 27 wt %, the matrix of the composite is high chromium cast iron, consist of white carbide bars and the austenite. wc particles distributed uniformly, retaining approximately quondam granular form in the composite layer which has an evident interface area with the substrate, with good bonding strength

    對不同碳化鎢體積分數的灰鐵和低鉻鑄鐵基復合材料的微觀組織結構分析表明：碳化鎢體積分數為52時，復合層內基體為灰口鑄鐵組織，顆粒直接分佈在灰鐵基體上，部分碳化鎢顆粒有相互接觸的現象，基材與復合層之間沒有明顯的過渡；碳化鎢體積分數為36 、 27時，復合層內基體為高鉻鑄鐵，由面塊狀的奧氏體和白條狀碳化物組成，碳化鎢顆粒表面固溶於基體組織中，粒形基本保持完整，分佈均勻，與基體構成冶金結合，基材與復合層之間存在一個明顯的平緩過渡區。
  4. The unstable solid solution would disintegrate and transform into carbide phases in these systems of sisocso, tisocso and zrsocso, based on the increase of free energy introduced by the effect mechanical alloying. for the system of wsocso, the solid solution had not transformed into tungsten carbides but an amorphous phase, which was different from those systems. the exist of fe in these experiments, which came from the abrasion of ball - milling tool because of the higher hardness of w and w - c solid solution, would induce the crystalline - to - amorphous phase transformation during milling

    C50球磨體系中，繼續球磨時，不穩定的固溶體在機械合金化作用下，由於體系能量提高，會發生分解相變，從而可以形成碳化物；對于w扣c50球磨體系， w ? c固溶體具有較高的硬度，磨削不銹鋼質的球磨介質和球磨容器，而引入雜質，其中fe會促使固溶體向非晶相轉變。
  5. The results show that the solidification microstructure of high speed steel fe - 2 % c - 4 % v - 4 % mo - 5 % cr - x % w ( wt ) contains of martensite, retained austenite structure, and mc, m6c, m2c carbides, and mc / m2c complex carbides by xrd, sem and metallographs. most of the mc carbides locate in the cell and other carbides distribute along the boundary of the cell

    結果表明：經金相組織觀察、 x射線衍射和掃描電鏡分析， fe - 2 c - 4 v - 4 mo - 5 cr - x w合金系高速鋼凝固組織包含馬氏體基體、殘余奧氏體及各種類型的碳化物如mc型碳化物、 m _ 2c型碳化物、 m _ 6c型碳化物和mc m _ 2c類型復雜碳化物，大部分mc型碳化物分佈於晶粒內部，其它類型碳化物則沿晶界呈網狀分佈。
  6. Technical guide for carbide phase analysis of low alloy heat resistant steels

    低合金耐熱鋼碳化物相分析技術導則
  7. The effect of heating on the carbide of h21 alloy

    21合金中碳化物的影響
  8. The high speed steel of composite roll is characteristic of high carbon and high alloy elements. so it is easy to form a lot of netlike carbides. these carbides which are very hard and fragile and are very difficult to be eliminated by heat treatment can depress the properties of high speed steel

    復合軋輥用高速鋼具有高碳和高合金的特徵，容易形成大量網狀碳化物，這些網狀碳化物又硬又脆，會嚴重降低高速鋼的性能，且難以用熱處理的方法予以消除。
  9. The boundary of ferrite has been clarified and fined by adding re into crsomo. the intergranular corrosion induced by solution chromium decreasing can be restrained for nb, v, ti combing carbon in the steel. the wear resistance of stainless steel can be increased for the precipitation of microalloyed carbides

    其中，稀土能夠凈化鐵索體晶界，並起到變質劑的作用，細化鐵素體晶粒，改善不銹鋼的韌性；鈮、釩、鈦能夠與鋼中的碳結合，減少固溶鉻的損失，從而避免晶間腐蝕，同時細小微合金碳化物的沉澱析出可提高不銹鋼的耐磨性。
  10. According to the characters of transformations in solids, the ma process can be divided into three stages : physical fragment izing stage, diffusion and solid solution stage, and carbide forming stage

    根據相變特點將fe - cr - c三元合金的機械合金化過程分為三個階段：物理粉碎階段、擴散固溶階段和碳化物析出階段。
  11. The action of the carbide of magnesium series, lanthenide series and the mixture of them on the grain refinement in magnesium alloys was studied. the mechanism of grain refinement of magnesium alloys was also discussed

    本文還研究了鎂系、鑭系碳化物以及二者混合物在鎂合金的晶粒細化過程中所起的作用，並對鎂合金的晶粒細化機理進行了探討。
  12. In this work, using elemental powders as starting reactant materials several carbide powders such as wc, sic, tic, zrc and corresponding alloys had been fabricated by ball - milling technique. x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), transmission electron microscopy ( tem ) and other measurement techniques had been used to monitor the structural changes of powders after some ball milling time and the properties of the cemented tungsten carbides. and the mechanism for the formation of matal carbides by ma has also been discussed

    本文主要對機械合金化（ ma ）技術在碳化物制備中的應用進行了研究，利用高能球磨，以元素粉末為原料，制備出wc 、 sic 、 tic 、 zrc的粉體以及wc基硬質復合材料，並利用x射線衍射、掃描電鏡、透射電鏡等方法分析和研究了球磨過程粉體的變化以及燒結后硬質合金的性能，對機械合金化制備碳化物的有關機理進行了研究和探索。
  13. It is the first time to study the mechanism of interfacial reaction in sic / ti composites by quantum chemistry computation methods. a suitable method to calculate titanium carbide and silicide was found and the thermodynamic and dynamic data involved in interfacial reaction of sic / ti composites have been obtained

    首次將量子化學計算理論運用於金屬基復合材料界面反應的研究中，運用gaussian98量子化學計算程序，找到了適合於研究過渡族金屬ti的碳化物和硅化物的計算方法，獲得了sic ti基復合材料界面反應的熱力學和動力學數據。
  14. The following results are achieved : ( 1 ) in accordance with the empirical electron theory of solids and molecules, considering the number of covalent bond pairs on the strongest bond in a segregation structure na, the elements for matrix - strengthening can be chosen. ( 2 ) on the basis of the available phase - equilibrium thermodynamics calculation of alloy system and phase diagrams, which have been worked out, the contents of alloy elements can be identified with reference to the types, quantity and phase - transformation of carbides. ( 3 ) both the values relating to toughness ( including bending strength, yield strength, impact value of unnotched samples ) and hardness of new dm9 die steel are higher than those of crl2mov die steel

    結果得出： （ 1 ）根據固體與分子經驗電子理論，利用偏聚結構單元的最強共價鍵上的共用電子對數n _ a ，可以選擇工模具鋼基體相的強化元素； （ 2 ）根據合金系相平衡熱力學計算及已有的相圖，可以碳化物類型、數量及其相變確定合金元素含量； （ 3 ）新型dm9鋼在強韌性（抗彎強度、屈服強度、無缺口沖擊值）和硬度方面均高於cr12mov鋼； （ 4 ）以dm9鋼與6crw2si 、 7cr2wmovsi （ dm7 ） 、 h13和cr12mov四種模具鋼的實驗比較，進一步驗證了上述冷作模具鋼合金設計方案是合適的。
  15. The size of microalloyed carbides is very small and some is only 2 ~ 3nm. so microcrack extending can be restrained

    並且，由於微合金碳化物尺寸很小，可達2 3nm ，對于微裂紋擴展有一定的約束作用。
  16. Transformation and morphology of carbides in high carbon medium - alloy steels during transforming process

    三種高碳中合金鋼在熱處理過程中的碳化物轉變及形貌
  17. Based on the findings of tic fining al - si alloys, especially on the experiments and theories of foreign scholars from ninety ' s up to now after cibula put forward the " carbide theory ", we bring forward a new method for adding c to al - si alloys to hope for obtain tic particles which can fine the grain of al - si alloys

    本文在分析了國內外自cibula提出「碳化物」理論以來， tic細化al - si合金的研究成果，尤其是九十年代至今的國外學者關于tic細化的實驗及理論基礎上，提出一種新的c的加入方式，以期直接在al - si合金中獲得可以細化晶粒的tic顆粒。
  18. Abstract : the microstructure of as - cast high cr injection micro - alloying martensitic cast iron and the substructure of martensite in it have been observed under sem and tem. the alloying element distribution related to phase formation, as well as the various types of branch and distortion of carbide in the martensitic cast iron have been explored by using x - ray diffraction and electron probe analysis

    文摘:應用掃描電鏡和透射電鏡研究了噴射微合金化的鑄態馬氏體高鉻鑄鐵顯微組織及馬氏體的亞結構，並藉助x射線衍射與電子探針分析探討了合金元素的分佈與相形成的關系，以及碳化物的不同形式分枝與畸變。
  19. All the while, the research interest was focused on the formation of metal carbide powders and cemented carbides, and the analysis of ball - milling process had been neglected comparatively

    但是，一直以來，研究的重點主要集中在碳化物材料的合成和性能的提高上，而相對忽略了對機械合金化過程的分析。
  20. This dissertation aims at revealing the micro - mechanism of the rare earth ' s effects on improving the properties of iron - based diamo nd composites. in addition, to combine the investigation of the effects of rare earth with the effects of strong carbide - forming element ti, tih2, which has been widely used as a carbide - forming element, was also added to the iron - based matrix in order to evaluate its effects on the metal bond and diamond segments

    本文針對這些問題，利用稀土元素獨特的物理化學性能，研究稀土元素改善鐵基金剛石復合材料性能的微觀機制，並對作為強碳化物形成元素而廣為使用的tih _ 2在鐵基胎體及金剛石復合材料中的作用進行評價，把研究稀土元素的影響與強碳化物形成元素ti的影響相結合。
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