Patent ID: 7279229
Filing Date: 2007-10-09
Classification: B23K,C22C,Y10T

Abstract:
1. A nickel-base braze material comprising first and second filler materials in at least one binder, the first filler material consisting of particles of a first alloy, the second filler material consisting of particles of a second alloy and optionally particles of a third alloy wherein the second alloy and the third alloy have lower melting temperatures than the first alloy, the second alloy consisting of, by weight, about 8 to about 23 percent chromium, about 4 to about 18 percent cobalt, about 1.5 to about 6.0 percent tantalum, about 1.0 to about 6.0 percent aluminum, about 0.3 to about 1.5 percent boron, about 2.0 to about 6.0 percent silicon, up to 0.2 percent carbon, the balance being nickel and incidental impurities.