磨粒的硬度 的英文怎麼說
中文拼音 [mólìdeyìngdù]
磨粒的硬度
英文
hardness of grain- 磨 : 磨動詞1 (摩擦) rub; wear 2 (研磨) grind; mull; polish 3 (折磨) grind down; wear down [out]:...
- 粒 : Ⅰ名 (小圓珠形或小碎塊形物) small particles; grain; granule; pellet Ⅱ量詞(用於粒狀物)
- 的 : 4次方是 The fourth power of 2 is direction
- 硬 : 形容詞1 (堅硬) hard; stiff; tough 2 (剛強; 堅定; 強硬) strong; firm; tough; obstinate 3 (勉...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 硬度 : hardness; solidity; scirrhosity (腫瘤的)
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The impulse heavy current flows through sheet metal and explodes it, which can produce nanometer - metal granules. and the granules are sprayed over metal workpiece by accelerated power of electric field. the characteristics of rigidity and abrasion of the metal workpiece are greatly improved by this way
讓沖擊大電流通過金屬片,使其爆炸,產生納米金屬顆粒,利用電場的加速作用,噴塗在金屬工件的表面,大大提高金屬工件的硬度和耐磨性能。The paper introduces that under special technology condition, nona material infiltrates through matrixes of machinery parts to refine crystal grains, increase matrix tenacity, strength and hardness, reduce friction factors and high performance and long lifetime machinery parts are manufactured
本文介紹在特定的工藝條件下,將納米材料滲入到機械零件的基體中,使基體材料晶粒細化,韌性增加,強度增加,硬度增加,磨擦因數降低,從而製造出了高性能長壽命的機械零件。In this paper, nanosized al2o3 ceramic particles were chose as reinforcing phase. enhanced with ultrasonic wave the particles were covered with copper using method by electroless plating, the copper - matrix composite was developed by hot - press sintering process of the composite powder. the composition, microstructure, hardness, density and dry sliding wear property of the new material have been studied
研究路線為:選用納米級al _ 2o _ 3陶瓷顆粒作為增強相,在超聲波的環境中用化學鍍的方法完成對納米al _ 2o _ 3陶瓷顆粒表面的金屬銅包覆,採用熱壓燒結成型技術以復合粉末為原料制備成納米al _ 2o _ 3陶瓷顆粒增強銅基復合材料,研究分析復合材料的成分、組織結構、硬度以及緻密度,對試樣進行了干滑動摩擦磨損實驗。Effects of diamond particles and their adding contents on the coating hardness, friction coefficient, wear resistance, corrosion current density and microstructures were studied
研究了金剛石粒子及其添加量對塗層硬度、摩擦因數、耐磨性能、腐蝕電流密度和微觀組織的影響。Results of the experiments showed that the wear mechanisms of the sintered steel included abrasive wear, adhesive wear and fatigue wear, and it was the abrasive wear most important. it was the sintered steel mixed by ni, mo that was the best on the wear resistance, because of the great lot of bainite ; the sintered steel quenched and low temperature tempered mixed by mo, w that was the best on the wear resistance, because of the rigidity of the steel was the highest
實驗結果表明:本文中幾種燒結鋼的磨損機制均是由磨粒磨損、粘著磨損、和疲勞磨損共同作用的,且以磨粒磨損為主;在燒結態下,復合添加合金元素鎳、鉬的燒結鋼的耐磨性能最好,這是因為生成了大量的硬質相貝氏體;而淬火、低溫回火態下,則復合添加鉬、鎢的燒結鋼的耐磨性能最好,這是因為熱處理態下添加鉬、鎢的燒結鋼的硬度最高。A. the granite is made up of quartz, feldspar and mica. it has the high degree of hardness, bearing abrasion, anti - shake, ant - press. its color primarily contain deep ash and shallow ash, emerald green, rose red and blue
花崗巖是由矽石英長石和雲母等細粒組成,具有高硬度耐磨抗震抗壓的特性。其?色主要有深灰和淺灰,翡翠綠玫瑰紅和蘭色。The effect of nano - powders on the hardness, wear resistance, corrosion resistance, temperature tolerance and antifrication of composite coating were reviewed along with the co - deposition mechanism and development of nano - powder composite coating in recent years
摘要綜述了納米顆粒在復合鍍層中對提高鍍層的硬度、耐磨性、耐蝕性、耐高溫性能、減摩性能的作用,以及近年來有關納米顆粒在復合鍍層制備過程中的沉積機理及其研究與應用現狀。The diamond indenter is a king of standard measuring tool used to determine the standardized blocks and verify and calibrate schelometers. it is made by welding, grinding and machining certain grain of quality natural diamond into the rockwell, vickers of brinell hardness
金剛石壓頭是將一粒定量的優質天然金剛石,按要求鑲焊研磨再機械加工成洛氏、維氏和布氏的標準計量工具,主要用於硬度塊的定度和對硬度計的鑒定。Based on the ordinary electro - plating, composite plating has been developed as a new surface - treatment technology by adding high - hardness, high wear - resistant particles during plating
復合電鍍是在普通電鍍基礎上,通過加入高硬度、高耐磨性的復合粒子發展起來的一種表面處理技術。It is these particles that can change nitriding layer microstructure and that accelerates the layer formation. nitrogen is infiltrated through the surface of metals and it changes the chemical components. as a result, the surface of metal has good performance with high hardness, high resistant attrition, high fatigue strength, high resistant erode and resistant die burn
這些高能粒子可以改變滲層組織,結構和促進化學反應過程,加速滲層形成,使氮元素滲入金屬表面,從而改變金屬表面的化學成分,使之具有高硬度、高耐磨性、高疲勞強度、高腐蝕能力及抗燒傷性。Endurance : applied to materials with moth ' s hardness below grade9, since the milling effect only involves the impact and collision among the grains rather than the collision with the wall
1磨損小,由於主要粉碎作用是粒子互相沖擊碰撞,高速粒子與壁面很少碰撞,可適用粉碎莫氏硬度高的物料。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鑄鐵的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。Especially, it also registered a lower wear rate of the polymer counterpart compared with ti6a14v alloy. the worn surfaces of the tested samples were observed with a scanning electron microscope, as an effort to analyze the wear mechanisms
Dlc膜的減摩機理與其表面高硬度含氫非晶態碳膜結構和成分有關,磨損形式主要是輕微的磨粒磨損。( 5 ) sic content in coating was 20. 11 ( vol % ). coating was fine and close. the hardness was 2. 68 times pure ni coating, and wear - resistance was 4. 1 times pure ni coating
( 5 )對所得鍍層的性能進行了檢測,鍍層中sic粒子含量為20 . 11 ( vol % )且均勻緻密;鍍層的硬度和耐磨性分別提高到純鎳鍍層的2 . 68倍和4 . 1倍;結合力實驗也表明鍍層與基體具有良好的結合力。The results showed that sic particles dispersed uniformly in the composites, that the composites " hardness increased with the increasing volume fraction of sic particles, and that the composites had the outstanding wear resistance properties that were superior to the matrix alloy
結果表明, sic顆粒在復合材料中分佈均勻;復合材料的硬度隨sic顆粒體積含量的增加而增加,且比基體合金的硬度高; sic顆粒增強鋁基復合材料具有優良的耐磨性能,且優于基體合金。And the microstructure, the hardness and the wear resistance properties of complicated parts had also been studied and analyzed. the results showed that under the same experiment condition, the semi - solid flow and deformation properties of the composites increased with the increasing of the sic particles " volume fraction which below 12 %, that he composite reinforced with different volume fraction of sic particles were die - cast into complicated parts successfully, that sic particles dispersed even more uniformly in their complicated parts, and that he complicated parts " hardness was better than the composites "
結果表明,在sic顆粒體積含量低於12的情況下, sic顆粒含量越高,復合材料的成型性能越好; sic顆粒增強鋁基復合材料能夠用壓鑄的方法制備復雜壓鑄件; sic顆粒在壓鑄件中分佈更為均勻,且呈單顆粒;壓鑄件的硬度比復合材料鑄錠的硬度高; sic顆粒增強鋁基復合材料的壓鑄件耐磨性高於復合材料鑄錠。The results of the hardness test showed the composites " hardness increased with the increasing volume fraction of sic particles. results of the wear tests showed the composites had the outstanding wear resistance properties, especially in lubricated sliding case, the wear resistance properties of the composites were superior to the matrix alloy over one or two orders of magnitude
結果表明,復合材料鑄錠中, sic顆粒分佈均勻;材料的硬度隨sic顆粒體積含量的增加而增加; sic顆粒增強鋁基復合材料具有優良的耐磨性能,在油潤滑條件下,復合材料的耐磨性能比基體合金高一至兩個數量級。The microstructure, the hardness and the wear resistance properties of the composites fabricated by semi - solid casting has been studied and analyzed metallographic analysis indicated that sic particles dispersed uniformly in the composites
本文採用半固態復合鑄造法制備了sic顆粒增強鋁基復合材料,並對這一系列材料的微觀組織、硬度及耐磨性能進行了研究與分析。Tic particle possesses high hardness, wear - resisting property, high temperature stability, high melting point, high young ' s modulus. as reinforced phase, it can remar improve the wear - resisting property, strength and high temperature stability, and it become one popular research way
Tic顆粒具有高硬度、高熔點、高模量等特性,作為增強體對提高復合材料的耐磨性和高溫性能有顯著的提高,因此tic顆粒增強鋁基復合材料成為金屬基復合材料領域的熱門課題。Super hard sub micron grade with 3 % binder and an outstanding hardness of 2000 hv30. excellent resistance against wear, not suitable for metal cutting operations
加入了3 %的粘合劑,是超硬的牌號,晶粒度為亞微米級,硬度高達2000hv30 。極好的耐磨性,不適合金屬切削操作。分享友人