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梯度涂层
    Present Status of the Manufacture Processings for Metal/Ceramic Graded Coatings
    金属/陶瓷梯度涂层工艺现状
    STUDY ON THERMAL-SHOCK RESISTANCE OF Fe_3Al/Al_2O_3 COMPOSITE GRADED COATINGS
    Fe_3Al/Al_2O_3陶瓷复合梯度涂层抗热震性研究
    Research on the Properties of Fe_3Al-Al_2O_3 Graded Coatings
    Fe_3Al-Al_2O_3陶瓷梯度涂层性能研究
    Thermal-mechanical Properties of Fe_3Al/Al_2O_3 Composite Graded Coatings
    Fe-Al/Al_2O_3梯度涂层制备过程中的热机械行为
    THERMAL RESIDUAL STRESSES IN FUNCTIONALLY GRADED COATINGS
    功能梯度涂层热残余应力
    The shear bond strength of graded coatings varies from 24.9 to 30.6 MPa, 50~80% higher than that of non-graded coating.
    梯度涂层的压缩剪切强度为24.9~30.6Mpa, 比非梯度涂层提高50~80%。
    The thermal-shock resistance and the thermal-shock mechanism of Fe3 Al/Al2 O3 graded coatings were studied by thermal-cycling experiment at 800℃ and cooled by compressed air.
    通过800℃—压缩空气冷却热循环实验,对Fe_3Al/Al_2O_3梯度涂层的抗热震性和热震机制进行了研究。
    Methods To introduce the coating's optimization methods in terms of plasma spraying parameters, heat treatment and functionally graded coatings.
    方法 从等离子喷涂工艺参数、对涂层进行后期热处理以及梯度涂层的设计等三个方面介绍了有关涂层优化的研究进展情况。
    Two surface graded coatings on C/ PMR15 substrate, Ni-Ni/Cr-WC/Co and PI-Ni/Cr-WC/Co were designed. Microstructure and the ability of resistance thermal shock were tested. The results show that the Ni-Ni/Cr-WC/Co coatings by electroless nickel and HVOF are compacter, higher bond strength than the PI-Ni/Cr -WC/Co coatings by HVOF.
    在碳纤维增强聚酰亚胺基体上设计了Ni Ni/Cr WC/Co和PI Ni/Cr WC/Co两种表面梯度涂层,并对其进行微观组织分析和抗热震性能测试,结果表明,采用化学镀镍和超音速火焰喷涂复合工艺得到的Ni Ni/Cr WC/Co梯度涂层结构较为致密,与基体结合较好,涂层经300次热震后无明显变化;
    In graded coatings, the highest stress and the average stress are both lower than that in single Al_2O_3 coatings.
    梯度涂层中的最大应力与平均应力值都小于单一Al2O3涂层中的热应力值。
    Several kinds of composite coatings with excellent synthetical properties are reviewed: HA/BG, HA/ZrO_2 , HA/Ti , HA /Ti-6Al-4V graded coatings.
    综述几种综合性能较高的复合型涂层:HA/BG(生物活性玻璃)复合涂层,HA/ZrO2复合增强型涂层,HA/Ti涂层,HA/Ti-6Al-4V梯度涂层;
    PERIODIC CRACK PROBLEM OF MODE Ⅲ IN FUNCTIONALLY GRADED COATINGS
    功能梯度涂层中的Ⅲ型周期裂纹问题
    Hydroxyapatite(HA) coatings and Ti-HA graded coatings were produced on commercially pure titanium by plasma spraying. The surface morphology, microstructure, mechanical properties and biological behavior of the coatings were studied by using scanning electron microscopy(SEM), transmission electron microscopy(TEM), electron probe microanalysis(EPMA), X-ray diffraction(XRD), Fourier transform infrared spectroscopy(FTIR), Raman spectroscpoy and valence electron theoretical calculations.
    本文利用等离子喷涂法在纯Ti 表面制作了羟基磷灰石(HA)涂层和Ti-HA阶梯式梯度涂层,通过扫描电子显微镜(SEM)、透射电子显微镜(SEM)、电子探针(EPMA)、X 射线衍射仪(XRD)、红外吸收光谱(FTIR)、拉曼光谱等检测手段和价电子理论计算,研究了纯Ti 表面HA 涂层及Ti-HA 梯度涂层的表面形貌、组织结构、成分分布、力学性能和生物学行为。
    Increased atomic diffusion and stress relaxation from interlayers play a dominant role in the increase of interface bond strength of both heat treated and graded coatings.
    HA-Ti 界面附近原子扩散加剧和中间层对应力的缓和作用分别是热处理涂层和梯度涂层界面结合强度提高的主要原因。
    The corresponding relations with sinter powders, flight velocity and temperature of particles in plasma jet and the graded coating microstructure were discussed by means of comparing different ZrO2 graded coatings' performance parameters: optical micrograph and bonding strength.
    同时,利用比较不同烧结粉梯度涂层的横纵向金相图和拉伸强度等各种性能参数,比较系统地研究了烧结粉的类型、喷涂粒子的飞行速度温度和梯度涂层的显微结构特征三者之间的对应关系。
    EP/PU function graded coatings not only had the strong adhesive power like EP, but also had the excellent corrosion resistant property like PU: the adhesive power achieved the first level ,and resistance to impact 65kg·cm,and coefficient of attrition rate 0.042.
    环氧/聚氨酯梯度涂层兼有环氧树脂与基体结合紧密的优点和聚氨酯良好的耐冲蚀磨损性能:附着力达到了1级; 耐冲击性达到65kg·cm、磨损率为0.042。
    This paper summariser the existing techniques, study and applications for metal/ceramic graded coatings material, and manufacture process of metal/ceramic graded thermal barrier coatings.
    综述了金属/陶瓷梯度涂层材料的作用机理、研究工作及应用领域、金属/陶瓷梯度热障层的制备工艺。
    One-layer WC-Co and NiCrAI/WC-Co graded coatings are produced on steel substrate with two thermal spray tecniques:high velocity oxy-fuel(HVOF) and detonation spray(DS). The dry sliding wear behavior of coatings are analyzed and compared.
    采用超音速火焰喷涂和爆炸喷涂法在金属表面制备了WC Co单层涂层和NiCrAl/WC Co梯度涂层,对涂层的室温干摩擦磨损性能进行了测定和分析。
    Microstructural characteristics of graded coatings prepared by plasma spraying with ZrO-2 ceramic and NiCrAl metal have been studied by Scanning Electron Microscope(SEM) and Energy-Dispersive Spectrometry(EDS).
    用扫描电镜和能谱仪研究了ZrO2 陶瓷与NiCrAl金属等离子喷涂形成梯度涂层的显微组织特征 ;
    In this paper,the study of hydroxyapatite's primary properties,effects of spray technology,bone strength,graded coatings are reviewed.
    在综合国内外文献的基础上 ,本文从羟基磷灰石的本征性能、喷涂工艺的影响、结合强度和梯度涂层等方面进行综述
 

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