過時效合金 的英文怎麼說

中文拼音 [guòshíxiàojīn]
過時效合金 英文
over-aged alloy
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
  • : 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...
  • 時效 : 1 (在一定時間內能起的作用)effectiveness for a given period of time2 [法律] prescription3 [冶金...
  1. In this paper, 6013al / sicp / gr metal matrix composite ( mmc ) was produced by spray codeposition, by means of changing the medium of quenching, influence of five types of heat treatment system ( furnace cooling, air cooling, water quenching, dry ice quenching, liquid nitrogen quenching ) and different aging temperature on the damping was studied systematically

    本文採用噴射共沉積方法制備了6013al sicp gr屬基復材料( mmc ) ,通改變淬火介質,較為系統地研究了五種熱處理制度(爐冷、空冷、水冷、乾冰冷及液氮冷)以及不同溫度( 120 、 150 、 170 、 190及210 )對6013al sicp grmmc阻尼性能影響。
  2. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微化50crv鋼強韌化機理,本文通對不同淬火溫度,回火溫度,回火間下的力學性能指標的對比及顯微分析,認為微元素的細化晶粒,馬氏體的回火分解,殘余奧氏體的轉變,第二相的沉澱析出共同決定了微鋼的強韌化情況,特別是由於微元素的存在,其細化晶粒及其碳氮化物的沉澱析出,導致鋼的良好的強韌性,並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化應,會在硬度曲線中產生明顯的二次硬化現象。
  3. Ha possesses well biocompatibility, which has been discovered through test and in clinical application. however, the relatively large dissolution or resorption rates of ha will result in the failure of the implants. fluoridated hydroxyapatite ( hfa ) in whose structure f " occupies partially the position of oh " in ha, is expected to be more resistant to body fluid and less soluble than ha and still possess almost the same bioactivity as ha

    生物活性羥基磷灰石薄膜( ca _ ( 10 ) ( po _ 4 ) _ 6 ( oh ) _ 2 , ha )廣泛地應用於鈦硬組織種植體表面改性,臨床應用發現ha薄膜具有很好的生物相容性,但是ha薄膜在體內溶解速度有可能會快,引起種植體在體內失,因此, ha薄膜長性方面有待于提高。
  4. In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production

    論文具體分析研究了不同成形工藝程中屬流動的特點,並對不同凸模行程下溫擠成形程中的屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的差值對屬變形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等應變場、速度場等場變量及凸模行程-載荷曲線,同對油泵定子成形程的影響因素等進行了分析,優化並獲得了理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的格油泵定子件,並將模擬結果與生產實驗結果進行比較。
  5. The lcf behavior of a recrystallized zircaloy - 4 plate at room temperature and 400 show that alloy has better lcf property at rt than at 400, and cyclic hardening at 400 which could be attributed to the dynamic strain aging effects. it is noticeable that the hydrided plate has the same cyclic behavior as the above unhydrided sample at room temperature

    在400下,錶現出與常溫下不同的循環特性,其循環穩定滯后回線出現鋸齒狀波形,且在整個疲勞摘要程中呈現出一致循環硬化的現象,這主要是因為在400下發生動態應變應的結果。
  6. Influences of electric field applying during solution process on mechanical properties, fracture characters and precipitates in aged alloys are studied

    研究了固溶程中施加的電場對后的性能、斷裂特徵和析出相的影響。
  7. It shows that while crystal textures formed during deforming process have basal contribution to anisotropy of alloys, precipitates also have important contribution to anisotropy of alloys and they decide changes of anisotropy in aging process

    研究表明:在變形程中形成的晶體學織構對的各向異性有基本的貢獻,同析出相對的各向異性也有重要的貢獻,並決定其在程中的演變。
  8. Caculation is carried through adopting mechanism function of the first order reaction, f1 : f ( ) = l -. the results have good linear relativities, a, the precipitated fractions are excellently representative, and f1 is ascertained the most probably mechanism function of " phase precipitation. the electric field reduces activation energies of " phase precipitation and average sizes of " particles both in 2090 and 1420 alloys

    採用一級反應的模型函數f1 : f ( ) = 1 - ,計算了相析出的動力學,計算結果具有良好的線性相關性,並且具有很好的代表性,確定f1為相析出的最概然機理函數;電場固溶使2090和1420升溫程的相析出激活能有一定程度的減小,並減小了相顆粒的平均尺寸。
  9. ( 3 ) solid solution with good solid solution ability were acquired by solid soluting treatment for 25 min at 540 c, 560 c and 580 c, respectively, after that water quenching was carried on. in the case of 580 c, the coarseness of the precipitation at grain boundaries did not happen, equi - part 120 did not emerge at the intersection of three grains, these suggest that over sintering did not happen

    6013實驗熱軋板材經固溶處理後於1804小達到峰值硬度; ( 3 ) 540 、 560 、和580固溶處理25min 、水淬,得到了固溶充分的固溶體, 580的情況下晶界析出相未粗化、三晶粒交界處的角度未出現等分的120 ,表明未發生燒。
  10. The fourth, electrical conductivity of alloys was influenced by reversion - recrystauization and precipitation of supersaturation solid solution

    冷拉后的程中受到析出和再結晶程交互作用的影響。
  11. The adding of process - control agent can effectively keep the powder from sticking to the milling ball and the inner wall of containers. the increase of rotating velocity and the ratio of ball to powder can accelerate the phase transformation and thus shorten the alloying time

    加入程式控制制劑,可以有地防止粉末粘覆磨球和罐內壁;球磨轉速的提高和球粉比的增加,都會加速相轉變程,從而縮短間。
  12. Influence of zirconium on ageing process in super - high strength aluminum alloy

    對超高強鋁程的影響
  13. Further more, cerium stays aging process to some extent in 2090 alloy

    Ce還對2090程有一定的延緩作用。
  14. Dynamics of phase transformation of hot - rolled cu - ni - si alloy during aging after cold deformation

    冷軋后程中的相變動力學
  15. The cause of this phenomenon probably is mg ^ si phase dispersed first and then ancu and al2cumg phase

    可能是程中, mgzsi首先析出,然後再析出川2c2及川2c2的緣故。
  16. Influences of electric field applying during aging process on mechanical properties, fracture characters and precipitate in 1420 alloy are studied

    研究了程中施加的電場對性能、斷裂特徵和析出相的影響。
  17. Addition of minim cerium to the al - li alloy enhances textures of alloys, thereby increases anisotropy of the alloy, on the other hand it influences anisotropy of the alloy by its effect on aging process

    微量ce加入鋁鋰中,一方面增強2090的形變織構,即增強的各向異性;另一方面則通程的影響而對的各向異性產生作用。
  18. The crystal structure of the martensite as quenching state, the variation of the structure of the martensite during non - isothermal aging in the martensite and parent state, under successive deformation condition and under thermal cycling condition in the cu - based shape memory alloys are studied by the x - ray diffraction

    摘要運用x -射線衍射分析技術研究了不同成分銅基形狀記憶淬火態馬氏體結構、馬氏體狀態非等溫程中結構的變化規律、母相狀態和連續變形程中馬氏體及母相結構的變化規律以及熱循環程中馬氏體結構的變化情況。
  19. ( 3 ) the most principal factors that influence the supersonic atomization process include the flow ratio of the gas - liquid metal ( gmr ) value, the flow of atomizing of gas and the range of the inverse vortex taper. the more of the value of three factors, the more advantage they are for the atomization and the more fine the powders are. ( 4 ) the produced powders are the best in efficient atomization efficiency, particle diameter, particle shape and dispersion when the solder alloy is zhl63a, atomizing medium is n2, the protrusion h = 6. 0mm, atomizing gas pressure p = 100mpa, over - heat temperature t = 167 ( t = 350 )

    研究結果表明: ( 1 )超音速霧化器的氣體流場在導液管下端形成一個倒渦流錐,在二維空間上呈軸對稱的雙峰分佈,負壓形成於這個倒渦流錐內; ( 2 )修正後的霧化氣體速度公式可以滿足超音速霧化的要求; ( 3 )影響超音速霧化工藝最根本的因素有氣液質量流率比( gmr )的大小、霧化氣體流量和倒渦流錐范圍,三個因素的值越大,對形成細粉越有利; ( 4 )在焊錫為zhl63a ,霧化介質微n _ 2 ,導液管突出高度取h = 6 . 0mm ,霧化氣體壓力取p = 1 . 0mpa ,熱度取t = 167 ( t = 350 ),所制得的粉末在有霧化率、顆粒球形度、粒度及其離散度三個方面綜性能最好。
  20. Ecap was successfully used to refine ly12 alloy to 0. 5 m at room temperature after seven passes. the pretreatment process concluded from experiments was solution treated at 500 for 2h and overaging at 400 for 8h

    對普通高強度鋁ly12的室溫ecap的研究表明: ecap前的預處理對ly12室溫ecap的實現具有重要影響,採用500 2h固溶+ 400 8h的預處理工藝,經七道次室溫ecap后,晶粒細化至0 . 5 m 。
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