高延性合金 的英文怎麼說
中文拼音 [gāoyánxìnggějīn]
高延性合金
英文
high ductile alloy- 高 : Ⅰ形容詞1 (從下向上距離大; 離地面遠) tall; high 2 (在一般標準或平均程度之上; 等級在上的) above...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 合 : 合量詞(容量單位) ge, a unit of dry measure for grain (=1 decilitre)
- 金 : 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...
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One of the most promising properties of glassy metals is their high strength combined with high malleability
玻璃金屬的一個最有前途的特性,是它的高強度與高延展性相結合。Is a hard, brittle, corrosion - resistant, gray to white metallic element extracted from wolframite, scheelite, and other minerals, having the highest melting point and lowest vapor pressure of any metal
顏色呈灰色或棕黑色,硬度高,延性強,熔點極高,常溫下不受空氣侵蝕主要用途是製造燈絲和高速切削合金鋼,各種鎢電極,也用於光學儀器,化學儀器方面。The alloyed self - propagating high - temperature synthesis technology has been investigated in this paper, by which ceramic lined compound pipes can be produced. after active carbon powder and alloy steel powder are added to the thermit, the self - propagating high - temperature synthesis reaction starts. the effect of carbon and alloy elements on the interlayer of the compound pipes has been studied
本文研究了合金化自蔓延陶瓷內襯復合鋼管製造技術,即在鋁熱劑中加入活性碳粉或合金鋼粉末,進行自蔓延高溫合成反應,分析了碳和合金元素對復合鋼管過渡層的影響。Zircaloy - 4 is generally used as fuel tubes in pressurized water reactors because of it " s low neutron absorption cross - section, excellent corrosion resistance, good strength and ductility
由於鋯4合金具有低的中子吸收截面,良好的抗腐蝕能力、高強度以及延展性好的特點,被廣泛用於壓水堆作為核燃料棒的包殼材料。It is found that the electric, field improves elongations in 2090 and 2090 + ce alloys markedly, especially in 2090 alloy, but has little effect on strengths. at the same time, the electric field lessenes percentages of intergranular delamination and increases transgranular fracture and microscopic plastic deformation. besides, the electric field makes both average particle size and its distributing range of 8 " phase smaller, and reduces the half width of pfz in aged alloys
研究表明:固溶電場可顯著提高2090合金及2090 + ce合金的延伸率,尤其是對2090合金,但對強度則無明顯的影響;同時,固溶電場減少合金的沿晶分層斷裂比例,並增加穿晶斷裂及微區塑性變形;固溶電場還使合金時效后相顆粒的平均尺寸減小、尺寸分佈范圍減小,並使pfz的寬度減小。The time taken to reach maximum hardness decreased and the corresponding maximum hardness decreased with increasing aging temperature. the better properties of al - mg - si - mn - cr alloy were obtained after 8h at 175 ' c. the al - mg - si - mn - cr alloy resembles al - mg - si alloy in the way of the age hardening mechanism
在同一溫度下,隨著時效時間的延長,合金硬度逐漸上升,在達到時效硬度峰值后又逐漸降低,隨著時效溫度的升高,中南大學碩士學位論文川mg st mn cr合金組織與性能的研究合金達到時效硬度峰值的時間縮短,而相應的時效硬度峰值在減小。The photocatalytic activities of the xw11 / tio2 ( x = p, si, ge ) composite films were tested via degradation of aqueous azo - dyes, congo red ( cr ) and naphthol blue black ( nbb ). it was observed that the photocatalytic activities of the three composite films are much higher than that of the pure tio2 film, mainly attributed to the synergetic effect between xw11 and tio2, i. e., xw11 - catalyzed electron transfer from the conduction band ( cb ) of photoexicited tio2 to itself
結果表明三種復合膜均具有遠高於純tio _ 2膜的活性,主要歸因於復合膜材料中多金屬氧酸鹽和tio _ 2之間存在的協同效應,即作為強電子受體的多金屬氧酸鹽接受tio _ 2受光激發形成的導帶光生電子,延長了空穴-電子的再復合時間,同時自身仍具有光活性。Through analysis of the change of the specifications of the clothing wires made of alloy steel before or after the tempering process, the paper puts forth that installation of tempering device after the punching and quenching process is helpful to better quality of clothing wires, improving the color difference of clothing and prolong the service life of clothing
摘要通過分析合金鋼針布齒條回火前後各項指標的變化,指出在沖淬工藝后加裝回火裝置有助於提高金屬針布性能,改善針布齒條色差,延長其使用壽命。The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film
試驗結果表明:所選原料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳纖維表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。In a long term, management of metal structure is a difficult point in the management of harbour equipment. how to increase the scientific reasonability of these cranes, and to prolong their lives, is one important harbour of state supervision and fault diagnosis in harbour machinery
長期以來,裝卸型門機的金屬結構的管理一直是港口設備管理的難點,如何有效地提高這些裝卸型門機使用的科學性和合理性,有效延長其使用壽命是當前港口機械結構狀態檢測和故障診斷的重要內容。1. this product is a new kind machinery induction - type electrical energy appliance. it adopts high coercive force aluminium nickl cobat material to make the special structure magnetic - hanged magnetic - propelled bearing. when it is electrified to operate, interrepulsion is produced between the bearing and the anxle so that it is electrified to operate. interrepulsion is produced between the bearing and the anxle so that it is suspend station. the friction loss is very small. it not only reduces energy exhaustion by a wide mardin, but also prolongs lifetime to 20 years and above
1 dd951型長壽命單相電度表是金雀儀表有限公司新開發的高可靠性民用電度表,本產品系一代機械感應式電能計量器具。採用高矯頑磁力鋁鎳鈷材料制面的特殊結構磁懸磁推軸承,能電動物時軸承與軸之間產生相互斥力合其和處于懸浮狀,運轉磨擦損耗極小,不但便能耗在幅下降,而且壽命可能性延長到二十年以上。Because of its excellent properties, such as high strength, high module, wear resisting, and etc., sicp was added to ferroalloy as a reinforce phase. but the intrinsic difference between the bonds led to poor fabrication of the composites. in this paper, the effects of alloying, sintering, and heat - treatment on the properties and microstructures of sicp / ferroalloy - based composites were studied, : it was found that sic particles reacted with ferroalloy when sintered in 1100
碳化硅因其高強度、高模量、耐熱、耐磨等優良性能而被作為顆粒增強體來制備鐵基復合材料,但因其共價鍵與鐵基體的金屬鍵之間的本質區別導致兩者復合困難,本文擬從基體合金化、燒結及熱處理工藝等方面對鐵合金基復合材料組織與性能的影響進行考察,具體內容如下:加入fe - cu - c基體中的sicp顆粒, 1100燒結時就已經開始發生分解,但反應不強烈,在顆粒表面鍍鎳可以延緩基顆粒與基體之間的反應。So the temperature can be lower without lessen the elongation in the process of the extrusion process to get high tensile properties
因此,可以在不犧牲延伸率的情況下洚低擠壓溫度而提高合金的性能。B & 0. 2 decrease while 6 increases with the increasing of the temperature. there lies deforamtion - hardening phenomenon during the course of the tensile deforamtion ; temperature has an obvious effect on deformation - hardening constant ( d / d ), which decreases gradually when temperature rises
對鎂合金高溫拉伸力學性能研究則表明,溫度對鎂合金高溫力學性能有顯著的影響:對所有試樣,隨溫度不斷升高,抗拉強度_ b 、屈服強度_ ( 0 . 2 )不斷降低,延伸率則不斷升高。It is found that the electric field improves elongations in 1420 alloy markedly, but has little effect on strengths. at the same time, the electric field lessenes percentages of intergranular delamination and increases transgranular fracture and microscopic plastic deformation
研究表明:電場時效可在一定程度上提高1420合金的延伸率,但對強度則基本沒有影響;同時,電場時效減少沿晶分層斷裂比例,增加穿晶斷裂及微區塑性變形。Secondly, the effect of transverse deforming on the property of the wedge pressing was studied. the results showed that : the wedge pressing stock with the transverse deforming amount of 10 % acquired the best performance. the highest density got the biggest rate of slope while with the amount of 30 % the curve was more some special structure and performance as following : the large porosities was crushed into small or linear ones with the high - direction deformation amount of 20 % ; as the increasing of the high - direction deforming, the particles got a further deforming, the porosities got a further crushing, the small porosities were mergered by the large ones and the former then disappeared ; when the amound reached 60 %, the quantity of the porosities would obviously decrease which made the materials compact, the microstructure more uniform and the density and hardness curves more horizontal, the relative desity could reach 99. 7 %, the tensile strength b of the as - compacted samples reached 408mpa with the yield strength s teached 289mpa and the elongation percentage reached 13. 6 %. in addition, the microstructure of the wedge pressing stock under the pressing temperectureof 450 was uniform, the porosities and the boundries of the grains basically disappeared and the conjunction between particles was great
採用雙向楔形壓制,大尺寸噴射沉積5a06鋁合金楔壓坯的組織和性能變化具有如下特點:當高向變形量為20 %時,大的孔洞變形破碎為小的孔洞,或呈線狀孔;隨著高向變形量的增加,顆粒進一步變形,孔洞進一步破碎,大孔「吞併」小孔,小孔塌陷並逐步消失;當高向變形量達到60 %時,孔洞量大為減少,材料基本緻密,組織趨于均勻,楔壓坯料的密度、硬度變化曲線接近水平線,坯料的相對密度達99 . 7 % ,抗拉強度_ b = 408mpa ,屈服強度_ ( 0 . 2 ) = 289mpa ,延伸率= 13 . 6 % ;對比其它的壓制溫度,在450楔形壓制的坯料組織均勻,孔洞及顆粒邊界基本消失,顆粒之間冶金結合良好。A : last, the mechanical characters of materials with refined structures are tested. it proves that both plasticity and the strength are improved
最後對獲得的細晶材料進行力學性能(抗拉強度、抗壓強度和延伸率)測試,與未加細化劑的合金進行比較,證明塑性和強度都有所提高。The results showed that the grain refining by the trace amounts of titanium could improve the tensile stress, percentage elongation and fracture toughness, but had little influence on their yield stress
結果表明, ti對晶粒的細化可以大幅提高試驗合金的抗拉強度、延伸率和斷裂韌性,但對合金的屈服強度影響不大。Aluminum has been widely used in the production of non - ferrous metal alloys and fabrication of modern compound materials for its light weight and superior mechanical strength and corrosion - resistant properties
金屬鋁由於其輕質量、高強度、耐腐蝕、易導電和易延展等優良特性已被廣泛應用到有色金屬的合金生產和新型復合材料的制備過程中。Based on results of a large number of runs , the following conclusions can be made at this stage of research. the fensile strength of the new steel added micro alloyed process is 1. 1 times. as large as that of original specimens. impact toughness improved by 300 %, elongation ratio increased by 79 % hardness has a little improvement than before. the obtained results demonstrate that the new material has supermechanical properties with the addition of the micro allolyed process
並在常溫下對合金化鋼的力學性能進行了測試。試驗結果表明,通過微合金化抗拉強度提高了10 . 2 % ,沖擊韌性提高300 % ,延伸率提高了79 . 5 % ,硬度稍有提高。總之,加入復合稀土、釩、鎳等微合金元素提高了材料的綜合機械性能。分享友人