Patent ID: 8409723
Filing Date: 2013-04-02
Classification: C04B,Y10T

Abstract:
1. A composite article, comprising: a metal part made of brass; a ceramic part made of silicon carbide ceramic; and a joining part, the joining part including a first transition layer, an aluminum layer, a second transition layer, a nickel layer and a third transition layer; the first transition layer located between the ceramic part and the aluminum layer, the first transition layer substantially comprised of compounds of aluminum and carbon, and compounds of aluminum and silicon; the second transition layer located between the nickel layer and the aluminum layer, the second transition layer substantially comprised of intermetallic compounds of nickel and aluminum, and solid solutions of nickel and aluminum; the third transition layer located between the nickel layer and the metal part, the third transition layer substantially comprised of solid solutions of nickel and copper, and intermetallic compounds of nickel and copper.