鑄態 的英文怎麼說

中文拼音 [zhùtài]
鑄態 英文
as cast condition
  • : Ⅰ動詞(鑄造) cast; coin; make Ⅱ名詞1. (古國名) zhu, a state in the zhou dynasty2. (姓氏) a surname
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  1. According to the nb - si phase diagram, the temperature of 1550 ?, which is lower than the eutectoid transformation temperature of nbssi ( 1783 ? ), is chosen for heat - treatment. according to the present conditions of the furfaces, heat - treatment by stages is first proposed for the nb - si system intermetallic composites to keep the furface in good conditions. the results indicate that the equilibrium nb + nbssia dual - phase microstructure of the nb - si system intermetallics forms gradually via such eutectoid reaction as nbasi ? nb + nbssis with the heat - treatment time

    根據nb - si二元相圖,選擇略低於nb _ 3si共析轉變溫度t _ f = 1783的1550對鑄態nb - si系金屬間化合物進行不同時間( 25h - 100h )的熱處理,並根據目前國內和我院熱處理爐的現狀,首次提出採用分段熱處理的方法來解決nb - si合金熱處理溫度高、連續熱處理時間過長而影響熱處理爐壽命的困難。
  2. By analyzing the microstructure of as - cast alloys with different surplus of samarium added, the optimum surplus of samarium is decided. by comparing the microstructure of the alloys annealed for different time, the ideal and economical annealing time is confirmed. the microstructure and phase composition of alloys during the whole preparation of sm2fe17nx are analyzed using the scanning electron micrograph with energy - dispersive x - ray analysis and x - ray diffraction patterns

    本論文首先就熔煉工藝參數對鑄態組織微結構的影響進行了探討,並制定出一套較為合適的熔煉工藝;通過對不同釤加入量的鑄態組織微觀結構的觀察分析,確定了原料配置過程中釤的最佳補償量;通過對採用不同退火時間的合金組織進行比較,確定了理想、經濟的退火時間;同時還利用掃描電子顯微圖像和x射線衍射圖譜,比較了整個制備過程中,試樣微結構和相組成的變化情況。
  3. The quasi - superplasticity of as - cast lead brass was studied by monodirectional elongation experiment

    摘要採用單向拉伸對鑄態鉛黃銅進行了準超塑性研究。
  4. The age hardening characteristic of as - cast cu20ni20mn and cu20ni35mn alloys and the interface characteristic between the alloy and cast tungsten carbide were studied, and on the basis of this study, composites of cu - ni - mn alloy reinforced with different volume fraction ( 0 - 45vol. % ) and different size ( 42 - 362 m ) of cast tungsten carbide particles were made by vacuum hot - pressing liquid sintering technology. pin on disk two body abrasion tests have been performed with different size of sic abrasive under different loads

    本文研究了鑄態cu20ni20mn和cu20ni35mn合金的時效硬化特性及其與造碳化鎢的界面特性,並在此基礎上以不同尺寸( 42 362 m )的造碳化鎢顆粒為增強體,採用真空熱壓液相燒結技術制備了不同顆粒含量( 0 45vol . )的造碳化鎢顆粒增強cu - ni - mn合金基復合材料;以不同粒度的sic為磨料,在不同載荷條件下利用銷?盤磨損試驗機測試了復合材料的二體磨料磨損性能。
  5. When the atomic ratio of nb is one, the structure is homogeneous and almost composed of the single sm2fe17 phase. it ' s nearly the same structure as that after annealing. so it can reduce the production cost and increase the stability of magnetic properties

    當nb的原子比為1時的鑄態組織基本為均勻的接近單相的sm _ 2fe _ ( 17 )組織,已接近於退火后的組織,從而可以避免冗長的均勻化退火化過程而直接用於製造永磁體,極大的降低了生產成本,並能有效的提高磁性能的穩定性。
  6. 5. the comprehensive capacities of the azsm alloy were markedly promoted than that of the as - cast azsm alloy which was aged at 200 ?, air - cooled and furnace - cooled after solid - solution, aged at 90 ? and aged in nature after solid - solution

    5 )鑄態azsm合金經200時效3小時、固溶4小時后空冷和爐冷、 400固溶-水淬90時效和自然時效的綜合性能較鑄態有顯著的提高。
  7. Production and control of internal stress in grinding balls of high chromium white cast iron

    淺析低鉻白口鐵磨球的鑄態組織設計
  8. Increasing the cooling velocity and additions of nb and zr can refine the a - fe dendrites in as - cast alloys, decrease the amount of a - fe phase after homogenization treatment. as a result, the magnetic. properties were improved

    提高錠的凝固速度及添加nb和zr可以促進鑄態合金內- fe相的晶粒細化及均勻分佈,減少均勻后殘留的- fe相,提高均勻化的效率和質量,從而提高磁體的矯頑力。
  9. The strength of extension of low carbon ductile cast iron can reach 750mpa in casting state, the impact ductility can reach 20j / cm2. the diameter of graphite nodule is 5 - 20 ( am, the base body is consisted of pearlite -

    低碳球鐵在鑄態下的抗拉強度可達750mpa ,沖擊韌性可達20j cm ~ 2 ,其中石墨球直徑在5 20 m ,基體以珠光體為主,有少量的鐵素體與滲碳體。
  10. Production technology for crankshaft made of cast pearlitic ductile cast iron

    鑄態珠光體球鐵曲軸生產工藝的研究
  11. Primary analyses of cast microstructure design of high chrome white cast iron grinding ball

    淺析高鉻白口鐵磨球的鑄態組織設計
  12. The effect of the melting - current and melting - time on the microstructure of the as - cast sm - fe alloy is investigated and the phase composition of the as - cast sm - fe alloy with different sm content is analyzed. the parameters of the melting process and the proportion between different chemical elements are decided, which are based on the above - mentioned investigation and analysis

    實驗中研究了不同熔煉電流和熔煉時間對鑄態組織的影響,並對不同含量的sm - fe合金退火前後的相組成進行了分析,在此基礎上確定了熔煉參數和成分配比。
  13. The quality control of cored - wire injection process used for production of as - cast ferrite nodular iron was described

    摘要介紹用喂線球化工藝生產優質鑄態鐵素體球墨鐵的質量控制要點。
  14. Oxidation erosion, liquid aluminum erosion and the erosion mechanism of grey cast iron crucible for aluminum melting were described in detail. the methods such as alloying of as - cast surface for improving oxidation resistance of the grey cast iron crucible and both composition adjustment and infiltration protection for improving liquid aluminum erosion resistance of the crucible were introduced. the corrosion resistance and service life of grey cast iron crucible were improved effectively with these methods through decreasing various channels of erosion developing from the surface to the inner of crucible

    詳細論述了熔鋁灰鐵坩堝的氧化腐蝕、鋁液腐蝕及其腐蝕機制,介紹了能夠提高灰鐵坩堝抗高溫氧化能力的鑄態表面合金化法和能夠提高灰鐵坩堝抗鋁液腐蝕能力的調整成分法與浸滲保護法,這些方法通過減少腐蝕由坩堝表面向基體內部發展的各種「通道」 ,有效地改善了灰鐵坩堝抗腐蝕性能,提高了坩堝使用壽命。
  15. Abstract : oxidation erosion, liquid aluminum erosion and the erosion mechanism of grey cast iron crucible for aluminum melting were described in detail. the methods such as alloying of as - cast surface for improving oxidation resistance of the grey cast iron crucible and both composition adjustment and infiltration protection for improving liquid aluminum erosion resistance of the crucible were introduced. the corrosion resistance and service life of grey cast iron crucible were improved effectively with these methods through decreasing various channels of erosion developing from the surface to the inner of crucible

    文摘:詳細論述了熔鋁灰鐵坩堝的氧化腐蝕、鋁液腐蝕及其腐蝕機制,介紹了能夠提高灰鐵坩堝抗高溫氧化能力的鑄態表面合金化法和能夠提高灰鐵坩堝抗鋁液腐蝕能力的調整成分法與浸滲保護法,這些方法通過減少腐蝕由坩堝表面向基體內部發展的各種「通道」 ,有效地改善了灰鐵坩堝抗腐蝕性能,提高了坩堝使用壽命。
  16. The phase composition and microstructure of sm - fe - zr alloy with different amount of zr are analyzed and the effect of zr content on the microstructure of as - cast sm - fe - zr alloy is studied. the results indicate that microstructure of as - cast sm - fe - zr alloy is improved obviously with 1. 0at % zr added, and that the long - time high temperature homogenization is unnecessary for the alloys with this microstructure. by this way, the purpose of the research to decrease the cost of preparation and optimize process is achieved

    分析了不同zr含量的sm - fe - zr合金的相組成和微結構,研究了zr含量對鑄態組織的影響,結果表明,添加1 . 0at的zr可以明顯改善合金的鑄態組織,從而可以避免昂長的高溫均勻化退火過程,取得了降低製造成本和優化工藝的效果。
  17. Abstract : this paper points out that the properties of casting t reated by vibrating ageing is superior in comparing with that in the as ca st state and heat ageing state through analyzing the residual tress distri buting, mechanical properties and resistance to deformation

    文摘:對件的鑄態、熱時效和振動時效在內應力分佈,力學性能及抗變形能力方面的特性進行分析對比,發現振動時效均優於前2者。
  18. The vc - fe surface composite shows high wear - resistance, it ' s wear - resistance is 4. 20 times as that of chilling respectively. with the content of v increasing, it ' s rigidity and wear - resistance increases continually. more vc grains gained, and well distributed, better wear - resistance the vc - fe surface composite will show. ( 7 ) surface cermet composite was formed by the means of cast - sintering technique, with the help of adding wc grains and the quantity of heat sent out from the reaction v + c vc, the carbide cermet quality percent exceeds 60 %

    在重載干滑動摩擦條件下, vc一fe表面復合材料顯示了很高的耐磨性,其相對耐磨性是可淬硬鐵的4 . 2倍:隨著含v量的增加, vc一fe表面復合材料的鑄態硬度和耐磨性不斷提高, vc顆粒越多,分佈越均勻,表面復合材料的耐磨性就愈好。
  19. The amount of nb3si / nb5si3 increases, their morphology tends to be more regular, their distribution becomes more homogeneously with the increasing of withdrawing rate. the microstructure is better oriented along the longitudinal axis of the samples when the withdrawing rate is between 0. 6 and 6. 0mm / min. at the same withdrawing rate, the microstructure changes from the beginning part to the ending part of the samples

    鈮?硅基rmics材料原始鑄態組織由初生nb基固溶體和在其間分佈的nb基固溶體+硅化鈮共晶團組成;隨著抽拉速率的增大,定向凝固共晶組織中硅化鈮強化相細化、數量增多、分佈趨于規則和均勻,定向效果顯著;在相同抽拉速率條件下,區熔試樣的組織從起始段到終止段發生了改變。
  20. The results showed that the in - situ formed tibi particles which had a size of about 50nm, exhibited a homogenous dispersion in the copper matrix. moreover, the interface between the nanoscale particles and the copper matrix was clean, and there was no certain location relationship. due to their reinforcement, the tensile strength and hardness of the in - situ cu - tib _ 2 nanocomposite significantly improved

    通過光學顯微鏡、 tem 、 xrd等對cu - tib2原位復合材料進行了金相組織、微結構分析,原位復合材料的鑄態金相組織中彌散分佈著團簇狀的tib2顆粒;形變金相組織中tib2顆粒呈纖維狀排列; tem觀察表明:在基體內存在著尺寸約為50nm 、彌散分佈的tib2顆粒,且tib2顆粒與基體之間界面清晰,但由於tib2結構與銅晶體結構的差別較大, tib2顆粒與基體之間無固定的位向關系;納米tib對銅基體有良好的增強作用。
分享友人