期刊
CERAMICS INTERNATIONAL
卷 35, 期 8, 页码 3511-3515出版社
ELSEVIER SCI LTD
DOI: 10.1016/j.ceramint.2009.05.011
关键词
Silicon nitride; Cu-clad-Mo; Pd-Co braze; Pd-Ni braze; Scanning electron microscopy; Energy dispersive spectroscopy; Knoop microhardness
资金
- NASA Glenn Research Center, Cleveland, OH
Si(3)N(4) (SN-281)/Cu-clad-Mo joints, brazed using a soft (YS: 341 MPa) and ductile (43% elongation) Pd-Co braze were sound and exhibited an interaction zone comprised of Pd(66)MO(14)Cu(10)CO(6)Si(3) and Pd(74)MO(11)CO(8)Cu(6)Si. Similar joints made using a less ductile and stronger Pd-Ni braze led to cracking from large CTE mismatch-induced strain energy (similar to 64 mJ to 348 mJ). (C) 2009 Elsevier Ltd and Techna Group S.r.l. All rights reserved.
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