Udstødningsventil til en dieselforbrændingsmotor og fremgangsmåde til fremstilling af ventilen

摘要

The basic body (2) of the exhaust valve (1) consists of a heat-resistant nickel-based alloy of the nimonic type. It is metallurgically bonded in the region of its seating portion to a layer (3) which consists either of a nickel-based alloy of the inconel type or of the NiCrAlY type.