硬化應變 的英文怎麼說
中文拼音 [yìnghuàyīngbiàn]
硬化應變
英文
hardening strain-
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。Two pack enamels will harden at room temperature. since the curing reaction stops when the hardener has completed reaction with the base resin, they do not go brittle with age
雙套瓷釉在室溫下也能硬化。硬化劑反應完成時修復反應也停止了，他們不會隨老化變的脆弱。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，合金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，且在整個疲勞過摘要程中呈現出一致循環硬化的現象，這主要是因為合金在400下發生動態應變時效效應的結果。The effects of baking temperature, baking time and prestrain on the bake hardenability and dent resistance of isotropic sheet steel and bh sheet steel produced by batch annealing were studied
摘要研究了烘烤溫度、烘烤時間和預拉伸應變量對罩式爐退火工藝生產的各向同性鋼的烘烤硬化性的影響，並與力學性能相當的冷軋烘烤硬化鋼進行了對比。It can be noticed that both r and t specimens show initial hardening and subsequent softening at the strain amplitude higher than 0. 8 % and cyclic softening from the beginning to fracture under strain amplitude less than 0. 8 % at room temperature, and the cyclic flow stress was always lower in r specimen than in t specimen at the same strain range
且在相同的應變幅下， t向試樣比r向試樣具有更高的循環流變應力。此外，對r向及t向試樣，低應變幅下呈現出循環軟化現象是因為晶粒旋轉導致循環軟化；而在高應變幅下發生循環硬化是由於孿晶作用的結果。The experimental results is shown as followings : ( 1 ) the cyclic flow stress - strain curves in an incremental step test could be expressed as the power law relation : ( 2 ) when the strain amplitude is lower during cyclic deformation tests under constant strain control, softening firstly appears, then gradually hardens with the increasing numbers of cycle ; when the strain amplitude is higher, hardening firstly appears, then gradually softens
試驗結果表明： （ 1 ）循環流變應力與應變的相互關系曲線均符合冪律關系式： （ 2 ）在室溫下進行恆應變幅循環變形過程中，當所控制的應變幅較小時，該材料首先出現循環軟化，之後隨循環周次的增加直至循環失效前該材料出現了硬化現象。當應變幅較大時，該材料開始出現硬化，然後隨循環周次的增加才出現軟化。The triaxial shear test of the original loess is carried out and the ct scanning is ongoing at the same time. combining images and data of the ct scanning with the stress - strain curve, the course of soften dehiscence damage and harden yield damage is explained by means of damage theory
進行了原狀黃土的三軸剪切試驗過程中的ct掃描，結合ct圖像、數據與應力應變曲線，利用損傷理論方法解釋了軟化開裂破壞和硬化屈服破壞過程。Abstract : this paper introduced the induction hardening experiment of components ? the gear - park and the drive support sprocket. give some advise on the pearlitic malleable iron ' s induction heat - treatment, and show coil design intending to meet the harden profilc according to the drawing
文摘:本文介紹變速箱零件? ?駐車齒輪和鏈輪支架的感應淬火試驗工作，提出對可鍛鑄鐵感應淬火中值得注意的問題及針對這兩種零件的特殊硬化層要求而設計的感應器。N metallic materials - sheet and strip - determination of tensile strain hardening exponent n - values
金屬薄板和薄帶拉伸應變硬化指數Method of determining the tensile strain hardening exponent for metallic sheet and strip
測定金屬薄板材和帶材用拉伸應變硬化試樣的試驗方法Tensile strain hardening behaviours of nitrogen strengthening high manganese austenitic cryogenic steel
氮強化高錳奧氏體低溫鋼的拉伸應變硬化行為Iron and steel - method of determination of the tensile strain hardening exponent n of steel sheet and plate
鋼鐵.薄鋼板和鋼板拉伸應變硬化指數n的測定方法Determination method of the damage threshold stress and damage threshold strain is given, six kinds of damage variables ( which are across isotropy effectual elastic modulus damage variable, simple effectual elastic modulus damage variable, density damage variable, volume damage variable, volume density damage variable and area density damage variable ) are defined, evolution curves and evolution equations of harden yield damage are obtained
提出了損傷應力和應變門檻值的確定方法，並定義了六種損傷變量（即橫觀各向同性有效彈性模量損傷變量，簡單有效彈性模量損傷變量，密度損傷變量，體積損傷變量，體積密度損傷變量和面積密度損傷變量） ，在此基礎上得出了硬化屈服損傷過程中的損傷演化曲線和演化方程。Lagrange wave speed in the release process was computed from the measurement, and result shows a good agreement with the data in literature. furthermore from the lagrange wave speed, the stress - strain relationship in the release process was calculated using the impedance match solution. comparison of the stress - strain with the fluid elastic - plastic model indicates that ofhc copper exhibits a clear work - harden behavior during the release
根據界面粒子速度剖面，計算得到了卸載過程中lagrange聲速隨界面粒子速度變化的關系，所得結果與文獻給出的數據符合很好；其次，利用阻抗匹配近似，計算分析了無氧銅卸載過程的應力-應變關系，並與流體彈塑性模型進行了比較，結果表明：無氧銅的卸載過程存在明顯的應變硬化效應。The results showed that the characteristics of cyclic hardening or softening depend to the strain loading paths and the loading parameters
研究結果表明，低周拉扭疲勞加載下，拉與扭應加響應的硬化與軟化特性取決于應變加載路徑和加載參數。The results of pure cu show ecap can produce bulk material of submicrometer level indeed. as the number of passes increases, the initial structure of pure cu has been refined largely. after six passes, i. e. the equivalent true strain of 4 ~ 5, the grain size gradually becomes stable and uniform
對純銅室溫ecap晶粒超細化行為及組織穩定性的研究表明： ecap技術的確能制備出亞微米級的塊體材料，隨著ecap道次的增加，純銅的組織被大大細化， ecap六道次（即等效真應變4 5 ）后，晶粒尺寸趨于穩定，硬度基本飽和。" the concept is that systemic sclerosis, which is a severe disease characterized by systemic fibrosis, is at the beginning mainly a vascular disease, and we hypothesize that using major vascular drugs ( calcium channel blockers, endothelin antagonists, prostacyclins, phosphodiesterase inhibitors, etc. ) from the beginning and at appropriate dosage may interfere with the fibrotic process which seems secondary, " dr
「從概念上講，系統性硬化是一種以系統性的纖維化變性為特徵的嚴重疾病，早期主要表現在血管性的病變，因此我們推測早期、適量地應用主要作用於血管的藥物（如鈣離子阻斷劑，內皮素拮抗劑，前列環素，磷酸二酯酶抑制劑等）可能可以干預似乎是繼發發生的纖維化過程。 」" the concept is that systemic sclerosis, which is a seere disease characterized by systemic fibrosis, is at the beginning mainly a ascular disease, and we hypothesize that using major ascular drugs ( calcium channel blockers, endothelin antagonists, prostacyclins, phosphodiesterase inhibitors, etc. ) from the beginning and at appropriate dosage may interfere with the fibrotic process which seems secondary, " dr
「從概念上講，系統性硬化是一種以系統性的纖維化變性為特徵的嚴重疾病，早期主要表現在血管性的病變，因此我們推測早期、適量地應用主要作用於血管的藥物（如鈣離子阻斷劑，內皮素拮抗劑，前列環素，磷酸二酯酶抑制劑等）可能可以干預似乎是繼發發生的纖維化過程。 」Echinacea also can be harmful for those who hae multiple sclerosis, diabetes, hi infections or allergies
對患有多發性硬化癥、糖尿病、 hi感染或變態反應的患者紫錐花屬的毒副作用更大。The model can be used to satruated structural k0 normally consolidated clay. we can describe initial anisotropy ( k0 - consolidation ) by hardening differently, describe the structure of saturated structural k0 - consolidated loess, and describe the dilatancy. we can describe the main mechanical behaviours of saturated structural k0 - consolidated loess well by the model
本文模型能較好地適用於初始狀態為k _ 0固結狀態的正常固結或弱超固結飽和結構性土，描述了初始應力各向異性（如k _ 0固結）的不等向塑性體變硬化，描述了飽和結構性k _ 0固結黃土的結構性，描述了剪縮性。分享友人