Colmonoy hardfacing and Nicrobraz brazing products; heat treating, brazing and coating services.Wall Colmonoy -- Nickel Alloy, Brazing Alloy, Brazing, Heat Treating, Nickel Based Alloy Welcome Since 1938 Wall Colmonoy Corporation has been an innovator and manufacturer of patented metal coating and joining products, and an international source for high tech alloy processing, metalworking, and repair development. We have facilities located in the U.S., Canada, U.K. and France, offering nickel and cobalt alloy manufacturing and contract services in prototype development, overhaul, brazing, heat t