超塑性變形 的英文怎麼說
中文拼音 [chāosùxìngbiànxíng]
超塑性變形
英文
superplastic deformation-
Based on the studies of petrotexture, structural deformation and the relevant metamorphism, this paper indicates that this peridotite massif is the product of ultramafic magma cumulated at the crust - mantle transtion zone and has undergone the early stage of plastic deformation under the condition of granulite facies ( 800 ) and late ductile shearing at amphibolite and greenschist facies in relevance to uplifting
本文通過巖體的結構、構造變形及相應的變質作用研究,提出了該橄欖巖體是由超基性巖漿在殼幔過渡帶結晶而成,並經歷了與圍巖一致的麻粒巖相( 800 )條件下的早期塑性變形以及角閃巖相和綠片巖相退化變質條件下與逆沖上升有關的韌性剪切變形。Severe plastic deformation ( spd ) processing, especially equal - channel angular processing ( ecap ) of steel and other iron - based alloys, has achieved increasing interest recently because of the potential for obtaining ultrafine grains and improving the properties
近年來,強烈塑性變形特別是鋼和鐵基合金的等徑彎曲通道變形因為具有獲得超細晶組織和改善性能的潛力,引起了各國研究人員的很大興趣。In performing ecap, a material is subjected to intense plastic straining by pressing a sample repeatedly through a die containing two channels, with equal cross - sections, intersecting at an angle. equal channel angular processing of the medium carbon steel ( 0. 45 wt. %
Ecap變形是使試樣通過橫截面相等並成一定交角的兩通道的模具中而產生強烈的塑性變形的一種變形方法。最近人們運用ecap變形方法成功地使低碳鋼及珠光體鋼組織超細化,關于這方面的研究已引起了人們的廣泛關注。When the specimens are deformed in a long time at the optimal superplastic deformation condition, the microstructure is coarsened sharply. if the deformation time is shortened properly or the deformation temperature is decreased appropriately or strain rate is increased, homogeneous and fine equiaxed crystal microstructure can be obtained
在最佳超塑性條件下長時間變形時,合金顯微組織將發生明顯粗化,適當縮短變形時間、或適當降低超塑變形溫度及提高應變速率,可得到均勻細小的等軸組織。Cavity behavior of sic mb2 magnesium matrix composites during high strain rate superplasticity deformation
2復合材料高應變速率超塑性變形的空洞行為Variation of surface roughness of a sheet during superplastic deformation
板料超塑性變形時表面粗糙度演化Fatigue property and superplastic deformation of bulk amorphous alloys
塊體非晶態合金的疲勞性能與超塑性變形Superplastic co - deformation strengthening terms of flame spraying coating
表面噴熔層超塑性變形強化及其協調變形條件Microstructural evolution during superplastic deformation in large - grained single phase ni - 48al intermetallics
金屬間化合物超塑性變形過程中的組織演化Exploration enhancing strain stress of superplastic deformation using pendant hammer type tensile tester
採用吊垂式拉伸試驗機探討超塑性變形速度的提高方式The superplastic behavior of tc6 titanium on the condition of different temperature and different strain rate was explored
本文對不同初始應變速率和變形溫度條件下tc6鈦合金的超塑性變形行為進行了系統研究。The effects of temperature and strain rate were analyzed too. furthermore, the tensile fracture surface of tc6 titanium was analyzed by sem
分析了tc6鈦合金在變形過程中不同變形溫度、初始應變速率對流變應力的影響規律,並且對變形溫度、初始應變速率在tc6鈦合金超塑性變形中的顯著性進行了探討。Abstract : based on the rigid visco - plastic fem technique, this paper numerically simulate the superplastic bulging process of void - sensitive materials using pressure controlling strategy of maintaining maximum effective strain rate constant and void damage evolution model of superplastic forming
文摘:基於剛粘塑性有限元技術採用最大應變速率恆定的壓力控制策略和超塑性成形空洞損傷演變模型對空洞敏感材料的超塑性脹形過程進行了數值模擬。Abstract : in this paper, rigid visco - plastic fem technique is applied to numerically analyze the factors affecting the forming time of superplastic bulging, and the regularities of forming time affected by different factors are given by examples of constant pressure and constant strain rate die - bulging of cylinder parts, all of which provides guideline for process planning in actual superplastic bulging
文摘:採用剛粘塑性有限元技術對超塑性脹形成形時間的影響因素進行了數值分析,以圓筒形零件的恆壓和恆應變速率充模脹形為例,給出了不同因素對超塑性成形時間的影響規律,為超塑性脹形實際工藝設計提供了依據。The deformation behaviors and evolution behaviors of the microstructure for the new 7055 aluminum alloy at high temperatures have been investigated by isothermal compression testing method with gleeble - 1500 thermal simulator
本文利用gleeble - 1500熱力模擬試驗機,採用高溫等溫壓縮試驗方法,對7055新型超硬鋁合金的高溫塑性變形流變應力行為及組織演變行為進行了研究。The effect of plastic deformation and elastic strain energy induced by pre - strain on the nucleation of martensitic transformation of low alloy ultra - strength steel sosimncrmov had been studied by pre - strain quenching in austenite state. the control over deformation magnitude and deformation temperate as well as loading pattern was performed to adjust the storage of elastic strain energy in steel before martensitic transformation, using the type of geeble - 1500 thermal analogue test machine
使用gleeble - 1500型熱模擬機,對低合金超高強度鋼30simncrmov實施奧氏體預應變淬火處理,通過控制形變量、形變溫度和加載方式,調整鋼中馬氏體相變前的彈性應變能儲備,研究了預應變所造成的塑性變形與彈性應變能對馬氏體相變的影響。As for advanced boiling water reactors, the minimum critical power ratio should not exceed 1. 07 ; the maximum linear power density should not cause more than 1 percent of plastic deformation to fuel claddings
對于先進型沸水堆,最小臨界功率比不超過1 . 07 ;最大線功率密度不使燃料包殼產生大於1 %的塑性變形。Among them, the equal - channel angular pressing ( ecap ) technique has been proved to be an effective method for the fabrication of various bulk ufg materials without residual porosity
在目前通過強烈塑性變形制備超細晶材料的幾種方法中, ecap變形法已經證明是制備無殘余孔隙塊狀超細晶材料的有效方法。Plastic deformation takes place first at the crack tip and spreads across the solid as the applied load is increased beyond general yielding.
塑性變形首先發現在裂紋頂端,當工作載荷超過了普通屈服時,則傳播到物體中。Manufacture ultra - fine grain medium - carbon steel by severe plastic deformation
基於劇烈塑性變形的超細晶中碳鋼制備技術分享友人