显微硬度

  • 【煤】microhardness of coal
显微硬度显微硬度
  1. 实验将釉质随机分为A、B、C三组,先测出实验之前的显微硬度值。

    Enamels were randomly parted into three groups , A. B and C.

  2. 几种FeNi基非晶态合金退火期间显微硬度与结构变化关系

    Relation of microhardness and structures of several fe-ni-base amorphous alloys during annealing

  3. 等离子喷涂Cr2O3涂层显微硬度的工艺优化

    Process optimization of microhardness of plasma sprayed cr_2o_3 coating

  4. Ni-W-B合金电沉积层及其复合镀层的显微硬度值比Ni-W合金电沉积层的显微硬度高。

    The microhardness of Ni-W-B and Ni-W-B-PTFE alloy were higher than that of Ni-W alloy deposits .

  5. 用扫描电镜、X射线衍射仪和显微硬度计分析了电火花表面强化层形貌、性能和组织结构。

    The morphology , properties and microstructure of the coatings were studied by SEM , XRD , and microhardness tester .

  6. 合金沉积层的显微硬度随镀层中的W含量提高而增大。

    The microhardness of the alloy deposit increases with the raise of tungsten content in the deposit .

  7. 碳化硼涂层中还发现了由B、O和Fe三种元素组成的杂质相,其显微硬度比碳化硼低,这是碳化硼涂层显微硬度同碳化硼陶瓷相比要低的一个重要原因。

    Another impurity phase , which consists of B , C and Fe elements , will decrease the microhardness of B_4C coating .

  8. 应用电刷镀技术制备了含有纳米SiC粉的镍基复合镀层,对该复合镀层的显微硬度和摩擦学性能进行了测试,并讨论了主要工艺参数对这些性能的影响规律。

    In this paper , the composite coating of Ni / nano SiC was prepared by brush-plating technology .

  9. 回火温度对Ni-P基化学镀层显微硬度和耐蚀性的影响

    Effects of Heat Treatment on Hardness and Corrosion Resistance of Ni-P Electroless Coating

  10. 结果表明:添加TiC晶须可以提高试验材料的显微硬度;

    The results showed that the TiC whiskers doped to improve the microhardness of materials ;

  11. 另外,α相点阵常数增量随其中的Al含量增加呈直线上升,显微硬度也随之升高。

    Besides , An increase in Al content will cause linear increase of increment of the phase lattice constant , so does its microhardness .

  12. 采用Raman光谱、原子力显微镜、显微硬度分析仪,表征了类金刚石薄膜的微观结构、表面形貌、硬度。

    Microstructure , surface morphology and hardness of the films were investigated by Raman spectroscopy , AFM and micro-hardness instrument .

  13. 稀土Ce的加入可提高合金的显微硬度、电导率及抗拉强度。

    Rare Earth Ce addition can refine the grain size and improve the hardness , conductivity and tensile strength .

  14. 用扫描电子显微镜(SEM)、划痕仪、显微硬度计、表面粗糙度仪、微磨损试验机等表征了钼涂层性能。

    Molybdenum coating properties were studied by SEM , scratch tester , microhardness tester , surface roughness tester and micro-wear test machine .

  15. 根据显微硬度压痕附近的裂纹长度,评价了Ti离子注入Si_3N_4陶瓷表面的断裂韧性。

    Surface fracture toughness of Si_3N_4 ceramics im-planted with Ti ions is evaluated based on the crack length in the neighbourhood of indentation .

  16. 采用SEM、X射线、光学显微镜、显微硬度计等手段研究了高能密度光束表面合金化的机理和工艺。

    In this paper the mechanism and process of light beam surface alloying were investigated by SEM , X-ray diffraction , optical microscope , microhardness etc.

  17. TaN膜的显微硬度在单一相结构时最大,而以双相共存时的显微硬度较低。

    The microhardness of TaN film with singlephase is higher than that with fcc and hexagonal phases coexisting .

  18. GL渗铝钢管渗铝层的显微硬度及相组成

    Microhardness and phase composition of Aluminization layer of GL aluminized steel tube

  19. 用XRD、TEM、SEM和显微硬度等技术对表层组织进行了分析。

    The XRD , TEM , SEM and microhardness are used to analyse the microstructure of surface layer of the Boron infiltrate composites .

  20. 利用显微硬度法,结合时效过程中组织的变化规律,研究了CuNiSiCr合金在不同冷变形量下的加工硬化效应及其对合金组织性能的影响。

    Effects of cold hardening on the aged microstructure and property of Cu-Ni-Si-Cr alloy with different cold deformation rate was studied by means of micro-hardness measurement .

  21. 采用宏微观检验、显微硬度测定、X射线衍射等方法对汽车发动机连杆轴瓦的失效进行了分析。

    Macro examination , metallographic microscope , microhardness tester and X ray diffractometer were utilized to study the failure reasons for connecting rode bearing bush of automobile engine .

  22. 采用化学镀方法制备了NiPSiC复合镀层,系统研究了镀液中SiC含量和粒径对镀层结构及显微硬度的影响。

    Effect of concentration and size of SiC particle in plating bath on the structure and hardness of electroless Ni P SiC plated composite coats was systematically studied .

  23. 对这种新材料进行了傅里叶变换红外吸收光谱、X射线光电子能谱、X射线衍射和薄膜的维氏显微硬度等测量。

    The sample is evaluated by Fourier transformation infrared absorption spectroscopy ( FTIR ), X-ray photoelectron spectroscopy ( XPS ), X-ray diffraction analysis ( XRD ) and Vickers microhardness measurement .

  24. FluorProtector对酸性果汁饮料致牙釉质表面显微硬度影响的实验研究

    Influence of Fluor Protector on bovine enamel surface microhardness caused by acidic fruit juice

  25. 研究了在调制电流作用下NiSiC复合镀膜的成分和性能,包括SiC沉积量、镀膜显微硬度、延展性和耐磨性等。

    Composition and properties of Ni-SiC composite coating plated under modulated current were studied , which including ceramic content , hardness , ductility , and wear resistance .

  26. 结果表明,在接头区域随着熔深的增加,Mg元素含量增加,即烧损程度减小,同时显微硬度增大;

    The following results are obtained : with the fusion penetration increasing , the content of Mg grows , which means that evaporation loss of Mg reduces , and micro-hardness increases ;

  27. 对电化学侵蚀前后铂合金进行了表面形貌观察、显微硬度试验和电子显微镜扫描微区分析,发现铂合金表面有Fe、Si、As元素的富集。

    The enrichment of Fe , Si and As on the surface of P_talloy has been found through surface appearence observation , microhardness test and microzone analysis by electromicroscope scanning .

  28. 用光学显微镜、扫描电镜、电子探针、x射线衍射、透射电镜、显微硬度计等手段分析了合金化区域的成分、组织和性能。

    By means of optical microscope , SEM with EPMA system , X-ray diffraction , TEM and microhardness tester , the compositions , structures and properties of the alloyed zone were determined .

  29. Nd-YAG激光辐照离体人牙釉质显微硬度测定

    Microhardness test on human enamel in vitro after Nd-YAG laser irradiation

  30. 随着复合镀层中纳米TiO2含量的增加,纳米复合镀层的显微硬度也相应地增大,而镀层的磨损率逐渐减小。

    The microhardness of the NiCo / TiO2 nanocomposite coatings increases and the wear rate decreases with increasing weight percentage of the nano-TiO2 in plating solution .