impact hardness 中文意思是什麼

impact hardness 解釋
沖徊度
  • impact : n 碰撞;沖擊(力);(火箭的)降落[著陸];【軍事】彈著;影響,效力。 The point of impact彈著點。 ...
  • hardness : n. 1. 堅固。2. 冷酷無情。3. 苛刻。4. 困難。5. 硬性;硬度。6. 飛彈基地防禦核攻擊的能力。
  1. Abstract : the structure and the properties of the grinding ball made of the composite cast iron have been researched in this paper. the result indicates that added trace boron and a proper quantity copper to this kind of composite cast iron can increase its quench - hardening ability, and raise its hardness and impact toughness

    文摘:研究了一種復合鑄鐵磨球的組織和性能,結果表明,化學成分和淬火工藝對這種復合鑄鐵磨球的組織和性能有很大影響,微量的硼和適量的銅可以明顯地提高磨球的淬透性,經過余熱淬火得到貝氏體或馬氏體基體組織,從而提高磨球的硬度和沖擊韌性。
  2. For this reason, protodrakonov scale of hardness of the cobalt crust is measured by impact crushing test and factors affecting its crushability are analysed, providing the basis for designing crushing devices

    為此採用沖擊破碎試驗法測定了鈷結殼的普氏系數,並分析了影響其破碎強度的相關因素,為將來結殼破碎裝置的設計提供了依據。
  3. Fine applicability : it uses imported alloy of hardness as enclosure, ensures the product ' s resistance to shock and impact. with fine water - proof and temperature - proof property, it can be used in underwater 200m and hostile weather

    適用性強:進口高硬度合金外殼能承受強力碰撞和沖擊;防水、耐高溫、高濕性能好,可各種惡劣氣候條件下正常工作
  4. The pfj coke impact crusher is a new type of high - efficient crusher. it is designed to be mainly used to break coke in coke works as well as other friable materials of low hardness such as coal

    Pfj反擊式破碎機系新型高效率破碎機,它主要用於焦化廠破碎焦之用,也可破碎煤等低硬度脆性物粒。
  5. And its integrated performance is very excellent, such as : good atomizer, thick paint membrane, permanent, hardness, flexibility, high impact, strong stickiness, enduring colorful

    施工簡便,霧化優、漆膜豐滿、耐候性、硬度、柔韌性、耐沖擊、附著力強、色澤持久不變等綜合性能優。
  6. The results shows that the failure parts has high silicon content and uneven hardness, the impact toughness and elongation is far below the specification of the material

    結果發現,失效件的硅含量偏高、硬度值很不均勻,沖擊韌度和伸長率遠低於材質要求,因而導致脆斷。
  7. It ' s the advantage of jmfc to apply the centrifugal casting technology to the small size of compound rolls, which characteristics are as follows : combining high hardness, anti - wear, impact and breakage resistance : spun cast the shell by proper charging of alloys and use high strength and impact ductility material as core

    將離心澆鑄工藝用於小型復合軋輥的製造,是金環廠的優勢,採用該工藝的軋輥具有以下特點:兼得高硬度耐磨損與抗沖擊抗斷裂性能:按耐磨性和硬度要求,將合金科學配比,溶解澆鑄成輥身的工作層,再採用高強度抗沖擊的材料澆鑄輥頸和輥芯,冶金結合,兩者兼得。
  8. Double rool crusher series is disigned to be used in the industrial branches of ore dressing, chemical engineering, cement, builking material and so on for medium hardness and compression strength not greater than 120 - 150 mpa. the fact without fixed product size say that fine crushing may be changed into medium crushing. main features of the double rool crusher are htgher ratio of needed size, lower capacity than that of our impact crusher

    雙輥破碎機-該系列雙輥破碎機可供選礦化工水泥耐火材料磨料建築材料等工業部門中細碎各種高中等硬度以下的礦石和巖石之用,雙輥破碎機尤其在建築材料工業中生產瓜米石和綠豆沙等產品,雙輥破碎機較一般破碎機械更優異的效果。
  9. 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。
  10. Based on the characteristics of silicon whisker, the research on the modification of pa6 by silicon whisker sio2 - jx was made, and the result showed that the tensile strength, impact strength, brinell hardness, and heat resistance increased with the increase of the content of the whisker ; sio2 - jx could replace short glass fiber in the modification of pa6, improving the heat distortion temperature, removing the appearance of glass fiber, reducing shrinkage and the cost

    摘要利用晶須矽纖維狀的特性,對其填充于龍玻纖改性進行研究,結果表明,隨晶須用量的增加,材料的拉伸強度、沖擊強度,布氏硬度、耐熱溫度均得到提高;晶須矽可取代短玻纖使用,提高熱變形溫度、消除玻纖外露,降低收縮率及生產成本等。
  11. The result showed that after adding grain refiner, the hardness of magnesium alloys changed little while the impact toughness increased

    結果表明,添加細化劑后,鎂合金的硬度變化不大,而沖擊韌性提高。
  12. Impact hardness testing

    沖徊度試驗
  13. The crystal is applied to the papermaking that can raise whiteness and non - transparency, remains - proportion of the crystal is higher than the usual light calcium carbonate. as for plastics, it can improve impact strength in the plastics, its inhibiting - burning capability is advancing bigger than the common inhibiting - burning material of magnesium hydroxide. concerning the thermo tropic adhesives, the physical property of compound - packing is higher than the one of single - packing, namely remover strength, softening point, hardness, climate tolerance and the speed of consolidation are high

    晶須作為造紙填料,可使紙張的白度和不透明度提高,留著率比造紙常用填料輕質碳酸鈣高;用作塑料填料,可使塑料的沖擊強度提高,阻燃性能比常用阻燃材料氫氧化鎂有較大的提高;添加到熱熔型膠粘劑中,與輕質碳酸鈣混合使用可明顯提高熱熔膠的剝離強度、軟化點、硬度、耐侯性以及固化速度。
  14. The results show that, with the quenching temperature ( 270 ~ 380 ) increasing, the carbon content and percentage content of retained austenite increase first and then decrease, which are up to a maximum value at 360 ; the tensile strength of adi decreases ; the elongation and impact ductility of adi increase first and then decrease, which are up to a maximum value at 360 ; but the hardness of adi decreases first and then increases, which is up to a minimum value at 360

    結果表明,在試驗溫度范圍內( 270 ~ 380 ) ,試樣中殘余奧氏體的含碳量及其含量隨著等溫淬火溫度的升高先增大后減小,均在360等溫淬火時出現最大值;抗拉強度隨著等溫淬火溫度的升高而逐漸降低;伸長率和沖擊韌度隨著等溫淬火溫度的升高先增大后減小,在360等溫淬火時出現最大值;硬度則隨著等溫淬火溫度的升高先減小后增大,當360溫淬火時硬度最低。
  15. The following results are achieved : ( 1 ) in accordance with the empirical electron theory of solids and molecules, considering the number of covalent bond pairs on the strongest bond in a segregation structure na, the elements for matrix - strengthening can be chosen. ( 2 ) on the basis of the available phase - equilibrium thermodynamics calculation of alloy system and phase diagrams, which have been worked out, the contents of alloy elements can be identified with reference to the types, quantity and phase - transformation of carbides. ( 3 ) both the values relating to toughness ( including bending strength, yield strength, impact value of unnotched samples ) and hardness of new dm9 die steel are higher than those of crl2mov die steel

    結果得出: ( 1 )根據固體與分子經驗電子理論,利用偏聚結構單元的最強共價鍵上的共用電子對數n _ a ,可以選擇工模具鋼基體相的強化元素; ( 2 )根據合金系相平衡熱力學計算及已有的相圖,可以碳化物類型、數量及其相變確定合金元素含量; ( 3 )新型dm9鋼在強韌性(抗彎強度、屈服強度、無缺口沖擊值)和硬度方面均高於cr12mov鋼; ( 4 )以dm9鋼與6crw2si 、 7cr2wmovsi ( dm7 ) 、 h13和cr12mov四種模具鋼的實驗比較,進一步驗證了上述冷作模具鋼合金設計方案是合適的。
  16. The macromolecule paint freee boards are compounding material, which is a new type decorative material, no formaldehyde content, surface smooth and beauty, restraining combustion elegance color, handle comfort, paint free, burn blocking, innoxiously, prevent mildew and damp, no volatile odor, fine surface hardness, anti - impact, sound insulation, shockproof, no shrinking and crazing

    高分子免漆板屬高分子免漆復合材料,綠色環保,材料不含甲醛,外表光滑、表面美觀、色彩高雅、手感舒適;免油漆、無毒、防霉、防潮、阻燃、無揮發性的氣味,表面硬度好、耐沖擊、隔音、防震、不收縮不開裂,耐久性好,可曲線成型,是一種新型裝飾材料。
  17. Having very high hardness and excellent wear resistance, the abrasive materials diamond and cubic boron nitride have many applications in the processing of hard brittle materials for instance sintered - carbide tooling, patterns, pottery, glass, stone and semiconductors as well as many others. these abrasives are long lasting at extremely high speeds and have a significant cost - saving impact on the processing of ordinary steel materials

    金剛石和立方氮化硼cbn磨料因其高硬度和優良的耐磨性能,不僅在硬質合金工具模具陶瓷玻璃石材半導體等硬脆性材料加工中有廣泛應用,而且作為半永久性及超高速磨具在一般鋼材的加工中發揮著日益突出的作用。
  18. The chemical composition of materials of the wear resistant is more reasonable and has good mechanical properties, hardness modest, impact toughness, and strong yield high, high manganese steel service life is the 2to4 times that of a warehouse liner can be used 3to4 years, stable quality, widely usage, and high comprehensive economic indicators, it belongs to wear - resistant materials with great potential development, and got the second prize winner ministerial - level scientific and technological progress, fill a blank in china, mainly for export liner material

    該耐磨材料的化學成分設計比較合理,具有良好的綜合機械性能,硬度適中,沖擊韌性好,屈服強度高,使用壽命是高錳鋼的2 4倍,一倉襯板使用3 4年,質量穩定,使用范圍廣,綜合經濟指標高,是一種很有發展潛力的耐磨材料,獲得部級科技進步二等獎,填補了國內空白,主要用作出口襯板材料。
  19. 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。
  20. 434 we shall take the sample to test its physical properties ( mechanical properties, tensile strength, yield point, percentage elongation, reduction of area, impact value, brinell hardness )

    我們將取樣試驗其物理性能(機械性能、抗張強度、屈服點、延伸率、斷面收縮率、沖擊值、布氏硬度) 。
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