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- The result of abrasion-resistant experiment shows that the laser cladding layer is satisfactory. 磨损试验表明,液压泵缸体配流面的激光熔覆层满足使用要求。
- The Characteristics of laser cladding on nodulated cast iron,the crack and performances of cladding layer have been investigated. 对球墨铸铁激光涂敷特点、涂层裂纹倾向及其对涂层性能的影响等进行了研究。
- The results show that the laser cladding layer has dense microstructure, and metallurgically combines with CrNiMo substrate. 结果表明，所制得熔覆层组织均一、致密，与基体形成良好的冶金结合。
- The results show that there are higher grain grade and hardness,lower dilution and better performance of resistance to abrasion,wear and anti-erosion in the laser cladding layer. 激光熔覆层中的组织晶粒度和硬度高,稀释率低,抗摩擦磨损和抗腐蚀性能好;
- Meanwhile,a principle to choose the cladding materials and new technology to decredse the crack trend in the laser cladding layer on nodulated cast iron substrate was presented. 探讨了球墨铸铁激光涂层材料选择原则．并提出了防止涂层裂纹的激光涂敷新工艺。
- At last, laser cladding experiment is made in different technic condition, good melt-solidifying layer was obtained, and these laser cladding layer tissue were studied. 最后,在不同的工艺条件下进行了激光熔覆试验,获得了良好的熔覆层,并且对熔凝层的金相组织进行了分析。
- The influence to micro structure of laser cladding layer by laser cladding craft parameters is studied, and the micro hardness of laser cladding layer and substrate is tested. 研究了工艺参数对激光熔覆层微观组织的影响,测试了熔覆层和基材的显微硬度,获得了无裂纹、孔洞等缺陷的熔覆层。
- The laser cladding was carried out on stainless steel using multimode CO2 laser,and the effect of laser cladding parameters on the interface shape and microstructure of the cladding layer was studied. 采用多模CO2激光器在不锈钢表面进行激光熔覆,研究了激光熔覆工艺参数对熔覆层微观组织和界面形状的影响。
- That method was used for calculating the residual stress of laser cladding layer of the hermetic surface of valves.There is good agreement between our results and the others quoted from literature. 对气门密封面激光熔覆钴基合金层的计算结果显示，显微压入硬度法得到的残余应力分布数据与其它方法测得的激光熔覆层残余应力分布数据具有相同的变化趋势。
- Research Status of Cracking in Laser Cladding Layer 激光熔覆层开裂问题的研究现状
- Regard the Ni-based high-temperature alloy as substrate and the mixed powder by oneself as layer cladding, the microstructure of laser cladding layers under different craft parameters was studied by CW CO2 laser. 摘要为了研究工艺参数时激光熔覆层微观形貌的影响，以CO2连续激光器为热源，在镍基高温合金基体表面熔覆自配粉末，对不同工艺参数下熔覆层的微观形貌进行了分析。
- The wear-resistant dispersion-eleetroplated layer is composed of high-hardness particles distributed on a Ni base. 耐磨分散电镀可以赋予零件表面以镍基体上分布着高硬度微粒的镀层,从而有效地提高耐磨性。
- Effect of Processing Factors on Crack Ration of Laser Clad Layer 工艺因素对激光熔敷层裂纹率的影响
- Microstructure and friction wear properties of TiC laser clad layer 激光熔覆TiC陶瓷涂层的组织和摩擦磨损性能研究
- Analysis of Laser Cladding Layer Distortion under Low Stress Repeated Impact 激光涂层低应力多冲形变分析
- The effect of inverted two-stage aging on microstructure and properties of a Ni base superalloy has been studied. 研究了固溶+两段时效热处理工艺对镍基高温合金组织及性能的影响。
- Reliability Analysis of Laser Cladding Layer Parts on Repeated Impact Load 多冲接触载荷下激光涂层零件失效的可靠性分析
- A Ni base superalloy columnar preform were produced through nitrogen spray atomization and deposition. 利用氮气雾化喷射沉积技术成功地获得了宇航用变形镍基高温合金柱形坯。
- The effect of laser shock processing on the microstructure, hardness and residual stress of an austenitic steel 1Cr18Ni9Ti and a Ni base superalloy GH30 is studied as a functions of laser shock processing variables. 利用激光冲击强化技术分别对奥氏体不锈钢 1Cr18Ni9Ti和镍基高温合金 GH30进行了表面强化处理 ;观察了激光表面强化处理后 1Cr18Ni9Ti和 GH30显微组织与结构的变化 ;测定了1Cr18Ni9Ti和 GH30的显微硬度和残余应力 .
- Control for Laser cladding processing. 激光凃层控制。
