martensite 中文意思是什麼

martensite 解釋
n. 名詞 馬丁體〈顯微鏡下所見的煉鋼的針狀組織〉。
adj. 形容詞 -sitic
  1. 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

    為解釋微合金化50crv鋼強韌化機理，本文通過對不同淬火溫度，回火溫度，回火時間下的力學性能指標的對比及顯微分析，認為微合金元素的細化晶粒，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合金鋼的強韌化情況，特別是由於微合金元素的存在，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效應，會在硬度曲線中產生明顯的二次硬化現象。
  2. Crack propagation from the flameout edge can be modeled by considering an edge crack in the martensite surface from flame cutting.

    裂紋從燒割邊緣的擴展可模擬為一個從燒割處的馬氏體表面起始的邊裂紋。
  3. The grain refining process for 18ni 2450mpa martensite aged steel

    馬氏體時效鋼細化晶粒工藝
  4. Development of super - low carbon martensite stainless steel electrode

    超低碳馬氏體不銹鋼焊條的研製與應用
  5. Low carbon martensite stainless steel

    低碳馬氏體不銹鋼
  6. Study on non hardened and tempered steel with low carbon martensite microstructure

    低碳馬氏體型非調質鋼的研究
  7. Martensite grade of medium - carbon steel and medium - carbon alloy structural steel

    中碳鋼與中碳合金結構鋼馬式體等級
  8. Acicular tempered martensite

    針狀回火馬氏體
  9. Microstructure and properties of 1 500 mpa economical bainite martensite duplex phase steel

    馬氏體復相鋼的組織與性能
  10. Study on heat capacity during martensite transformation in cuznaimnni shape memory alloy

    記憶合金馬氏體相變熱容的研究
  11. Martensite stainless steel

    馬氏體不銹鋼
  12. The anti - wearing property of chme steel is 15 percent to 35percent higher than zgmnl3, which is a widely used anti - wearing steel. the reason of the excellent mechanical properties and anti - wearing property of chme steel is that the heat treatment sturcture of chme steel is composed of tempered martensite, bainite, temper troostite, remaining austenite and carbonide

    磨面分析表明， chme鋼基體高強度，高硬度、良好的強韌性配合和碳化物硬質點的彌散分佈，磨痕細短淺小，擠塑變形區細小均勻，抵抗沖擊滑動累積塑性疲勞能力強，是其耐磨性比zgmn13高的原因。
  13. 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。
  14. The lath martensite nanometer structure can play the role of fine - particle strengthening and dislocation strengthening as well as coordinate the distribution of dislocation. it is hopeful that the strength and toughness of material with this structure can be increased at the same time

    板條馬氏體組織納米化結構，可起到納米晶粒的細晶強化與位錯強化的聯合作用，並可協調位錯分佈，有望使具有這種組織的材料強度和韌性同時得以提高。
  15. Long durability and low consumption ： sssteel shot havefewer interior flaws. they are made of tempered martensite and can resist impulses. a long durability is ensured

    壽命長，消耗量少： ss鋼丸內部缺陷少，金相組織為回火馬氏體所組成，耐沖擊性強，壽命長。
  16. 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合金淬火態馬氏體結構、馬氏體狀態非等溫時效過程中結構的變化規律、母相狀態時效和連續變形過程中馬氏體及母相結構的變化規律以及熱循環過程中馬氏體結構的變化情況。
  17. Based on experimental data, the bp model is built, which reflects the relationship between the mechanical properties, phase transformation points of material and its composition, micro - structure. hardenability curves, alloy composition, austenite temperature, martensite start temperature and yield strength are predicted by means of artificial neural network technology

    本研究在實驗數據的基礎上，採用反向傳播演算法（ bp演算法）建立了反映合金成分-組織-性能之間的定量關系的網路模型，並利用所得到的模型，分別對淬透性曲線、合金成分、力學性能、相變點進行分析和預測。
  18. Consequently martensite will form in the welds and heat affected zone ( haz ) requiring proper and precise pwht procedures

    因此在焊接部位和熱影響區域（ haz ）形成馬氏體就需要正確的精密的pwht工序。
  19. The result shows that tempered martensite has apparent lath character when temper is between 740 ~ 780, and the hardness of welded joint is 264 ~ 237hv, which can get better performance of the welded joint the lath character of martensite in welded joint disappears, and the carbide in the tempered sorbite of the base metal will aggregate when temper temperature is above 780, and the hardness and plastic property will reduce obviously

    結果表明，在740 ~ 780之間回火，焊縫硬度為264 ~ 237hv ，回火馬氏體板條特徵明顯，可以獲得優良的焊接接頭性能；回火溫度超過780 ，焊縫板條馬氏體特徵消失，母材回火索氏體中碳化物產生偏聚，硬度、塑性明顯降低。
  20. The high wearing resistance of the samples after hydrocooling and air cooling was partially attributed to martensite transformation and work - hardening

    經水冷和空冷的試樣具有高耐磨性的重要原因是其在磨損過程中誘發了馬氏體相變，出現加工硬化現象。
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