聂继红, 唐家祥, 王爱华. 应用扫描电镜拉伸台测定激光熔覆层结合强度[J]. 分析测试技术与仪器, 1997, (3): 156-161.
引用本文: 聂继红, 唐家祥, 王爱华. 应用扫描电镜拉伸台测定激光熔覆层结合强度[J]. 分析测试技术与仪器, 1997, (3): 156-161.
Nie Jihong, Tang Jiaxiang, Wang Aihua. Measuring the Bond Strength of Laser Cladding by Tensile Stage of SEM[J]. Analysis and Testing Technology and Instruments, 1997, (3): 156-161.
Citation: Nie Jihong, Tang Jiaxiang, Wang Aihua. Measuring the Bond Strength of Laser Cladding by Tensile Stage of SEM[J]. Analysis and Testing Technology and Instruments, 1997, (3): 156-161.

应用扫描电镜拉伸台测定激光熔覆层结合强度

Measuring the Bond Strength of Laser Cladding by Tensile Stage of SEM

  • 摘要: 采用扫描电镜(SEM)的拉伸台测定了铝合金表面激光熔覆层与基体的结合强度,分析了基材预热温度对界面结合强度的影响,观察了界面裂纹的形成及扩展过程.结果表明,这种方法较为准确地测量了熔覆层与基体之间的结合强度.

     

    Abstract: Bond strength of laser cladding of Fe-base alloy coating to Al-Si alloy substrate was measured by tensile stage of SEM.The influence preheating temperature of substrate upon interface bond strength was discussed,and the process of cracks formation and developing for laser cladding interface were also studied.The results indicate that the method can accurately measure the bond strength of laser cladding.

     

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