FLUX-CORED BRAZING PREFORM

摘要

Embodiments of the present invention are directed to flux-cored brazing consumables and preforms which have at least one protrusion which extends from an outer surface of the consumable such that the protrusion engages with a surface of a component to be brazed. The protrusion aids in securing the brazing consumable in position during manufacture, assembly and transport of an assembly to be brazed, prior to a brazing operation.

主权项

1. A brazing consumable, comprising:
a flux core, and a metallic sheath which surrounds said flux core such that said metallic sheath has a seam through which at least some of said flux core passes when said brazing consumable is heated; wherein said sheath has an exterior surface such that said consumable has a cross-sectional shape which is generally circular for a portion of a perimeter of said cross-sectional shape, wherein said exterior surface has at least one protrusion which extends outward from said exterior surface, wherein said protrusion is positioned remote from said seam along said exterior surface of said sheath, and wherein said at least one protrusion has a distal edge which extending away from said exterior surface.