General Electric Company
Coupon for hot gas path component having manufacturing assist features

Abstract:

A coupon for replacing a cutout in a hot gas path component of a turbomachine is provided. In one embodiment, the coupon includes a body having an outer surface; and a plurality of grinding depth indicators in the outer surface of the body. In another embodiment, the coupon includes a body having an edge periphery configured to mate with an edge periphery of the cutout, and at least a portion of the edge periphery of the body has a wall thickness greater than a wall thickness of an edge periphery of the cutout. The embodiments may be used together or separately.