Colmonoy No. 635, a Nickel-base hard surfacing Alloy, contains a formulated mixture of both crushed and atomized powders. It achieves a hardness of RC 58-63 with tungsten carbide particles. Typical applications include hardfacing of pump components and shaft sleeves. It is supplied as a powder for aplication with Wall Colmonoy’s SPRAYWELD Process. This datasheet provides information on composition, physical properties, microstructure, and hardness. It also includes information on heat treating, machining, and powder metal forms. Filing Code: Ni-495. Producer or source: Wall Colmonoy Corporation.

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