韌性斷裂 的英文怎麼說

中文拼音 [rènxìngduànliè]
韌性斷裂 英文
ductile failure
  • : 形容詞(不易折斷; 柔軟而結實) pliable but strong; tenacious; tough
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ動詞1 (分成段) break; snap 2 (斷絕;隔斷) break off; cut off; stop 3 (戒除) give up; abstai...
  • : 裂動詞[方言] (東西的兩部分向兩旁分開) open
  • 韌性 : 1. (指頑強持久的精神) tenacity 2. [力學] toughness; ductility; ductibility
  • 斷裂 : break; disrupt; flying off; fracture; fragmentation; out break; rift;crack;bursting;rupture;rendi...
  1. On the necking zone model of ductile crack propagation

    關于韌性斷裂的頸縮區模型
  2. In order to use the strength and toughness index for design and apply of sfrc unified theoretical calculation formula of reinforcing and toughening of sfrc is given. experiments on bending toughness, breaking toughness and cube strength test results are carried out in connection with various kind of deformed steel fiber

    初步給出建立鋼纖維混凝土增強、增統一理論計算公式思想,為鋼纖維混凝土強雙重指標在設計、選用鋼纖維混凝土中的應用打下基礎;針對不同種類異形鋼纖維進行了彎曲、立方體抗壓強度等試驗。
  3. Analysis of tendency of ductile fracture at corner of workpiece during grooveless rolling

    無槽軋制軋件角部的韌性斷裂趨勢分析
  4. To accurately predict forming limit, a criterion to reflect material performance in essence was indispensable besides increasing the fea model accuracy

    為了準確地預測成形極限,除了提高有限元模擬精度外,應找到一種本質地反映材料能的韌性斷裂準則。
  5. 3. sem was used to analyze the inner structure of the composite. results show that composite effect tough fracture more easily with the disperse of talc treated with coupling agent

    3通過面電鏡照片分析可知,加入偶聯劑后,採用密煉法將用偶聯劑處理的滑石粉均勻地分散到pp基體中,使pp更易發生韌性斷裂
  6. Micromechanics analysis and test on the ductile fracture of pressure vessel materials

    壓力容器材料韌性斷裂細觀力學分析與測試
  7. Prediction of the forming limit in bulging of different sheet metals using a ductile fracture criterion

    應用韌性斷裂準則預測不同材料的脹形極限
  8. It was found that the cracks can penetrate the interphase and the fiber rapidly when the interphase is thin, which causes the low flexural strength and fracture toughness, as well as the composites " brittle fracture. while the interphase is thick, multiple toughening mechanisms such as the crack deflection and matrix cracking can be activated, which cause the composites " flexural strength and fracture toughness is high and the composites " non - brittle fracture

    當界面相較薄時,基體紋能夠迅速穿過界面相和纖維,復合材料具有較低的彎曲強度和,表現為脆模式;當界面相較厚時,復合材料能產生紋偏轉、基體開等多種增方式,具有較高的彎曲強度和,呈韌性斷裂模式。
  9. When adopting fea to model, dfc could not only apply into incremental approach with a fully coupled elastic and plastic damage model, but to one step inverse approach

    利用有限元方法模擬時,韌性斷裂準則既可以應用到完全耦合的彈塑損傷模型的增量方法中,也可以應用到一步有限元逆演算法中。
  10. Experimental studies on ductile fracture mechanism of aluminum alloy 2a

    12韌性斷裂機制的實驗研究
  11. The ductile fracture of metal is one of the most important problems in fracture mechanics

    金屬材料的韌性斷裂力學研究的重要問題之一。
  12. Toughness of cs rod crosslinked with glutaraldehyde increased drastically, and the modified rod showed tough rupture. 4

    經戊二醛交聯改的棒材,明顯提高了,從原來的脆轉變為韌性斷裂
  13. To predict the forming limit in sheet metal forming, a ductile fracture criterion is introduced into the finite element simulation

    摘要為了準確地預測板料成形極限,將韌性斷裂準則引入到有限元模擬中。
  14. The problem of ductile fracture of metals under complex stress has been investigated extensively, but has not been resolved as yet

    金屬材料在復雜應力狀態下的韌性斷裂力學研究的重要問題之一。
  15. Study two kinds of fracture modes of i - ii complex ductile fracture of metal under room temperature and positive triaxiality

    本文對金屬材料?復合型韌性斷裂存在的窩型和剪切型兩種模式進行了討論。
  16. The fractorgraphy analysis show that in the layer rich in w and mo, the feature of fracture is brittle fracture which follow the bordline of crystal. in sections rich in the felt metal, the feature of fracture is ductile fracture. in w - mo layer, the feature of fracture are brittle fracture and some ductile fracture

    口形貌特徵研究表明,富w區、富mo區主要為沿粒界脆;粘結金屬發生韌性斷裂; w - mo混合區為顆粒的沿粒界脆和粘結相的韌性斷裂的混合型;富ti區為典型的穿晶解理; mo - ti混合區以穿晶解理為主,顆粒邊界表現出準解理特徵。
  17. Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure

    試件的整體為剪切型,但在試件芯部尖鈍化區中部出現了窩型啟並有一定的擴展,說明局部較高的應力三軸度也會使窩型機制得以發展,但是不改變試件整體的剪切型模式;對韌性斷裂的剪切模式的細觀機理做了一定的探討,並且提出了含紋構件剪切型的宏觀判據:認為紋前方的集中剪切帶中與紋尖端等半徑處最大有效塑應變出現的方向可以作為紋剪切的方向(可簡稱為_ ( pmax )準則) ,集中剪切滑移帶貫穿紋前方承載帶時的載荷可以作為極限載荷;本文運用金屬韌性斷裂細觀力學在一復合型韌性斷裂方面的研究成果,採用失效評定圖的形式,提出了傾斜紋的安全評定方法的基本框架。
  18. Then this paper pointed out that dfc could predict the forming limit of metal sheet with low plasticity well and meantime take the change of forming path into account

    指出利用韌性斷裂準則,不但能夠較好地預測塑差的板料成形極限,而且還能考慮應變路徑的變化。
  19. 16mnr and 45 # steel are taken as examples. the obtained results have been applied to analyze the safety of operation pressure and rationality of design of a kind of engineering structure - a flange joint of hemispherical head to cylindrical shell. try to seek a sort of new method to assessment the capability of structure to load beyond the traditional method which regards stress and strain as main parameters

    本文以45 ~ #調質鋼和壓力容器常用鋼材16mnr為研究對象,對金屬材料韌性斷裂模式進行細觀機理上的研究,進而分析一種工程結構? ?採用與筒體厚度不同的半球形封頭的壓力容器的筒體連接結構? ?的靜載變形特點和破壞形式,嘗試在以應力應變為主要參數的傳統方法之外,尋求一種新的結構承載能力分析的方法。
  20. This paper overviewed the prediction methods of forming limit in sheet metal forming, which included forming limit stress diagram, the maximum forming thinning ratio, forming limit diagram and ductile fracture criteria ( dfc )

    摘要對板料成形中的成形極限應力圖、最大變薄率、成形極限圖以及韌性斷裂準則等預測成形極限的方法,進行了綜述和分析。
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