Joining of Si3N4/Si3N4 with CuNiTiB paste brazing filler metals and interfacial reactions of the joints

作者: Chuangeng Wan , Huaping Xiong , Zhenfeng Zhou

DOI: 10.1023/A:1004672426832

关键词: Joint (geology)Titanium alloyFiller (packaging)MetallurgyScanning electron microscopeMicrostructureFracture (geology)Materials scienceFlexural strengthBrazing

摘要: The joining of Si3N4/Si3N4 was carried out using CuNiTiB paste brazing filler metals. maximum room-temperature three-point bend strength the joints is 338.8 MPa. cross-section microstructures and element area distribution were examined by scanning electron microscope (SEM) equipped with wave dispersive X-ray spectroscopy (WDS). phases appeared on fracture surfaces determined means diffraction analysis (XRDA) method. A model established interfacial reactions between Si3N4 With this model, relationship joint discussed.

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