A new double-layer valve seat insert has been developed for use in high performance diesel engine of passenger car. The seat layer is composed of a sintered alloy of a high wear resistance and a high heat resistance. The base layer is composed of a sintered alloy of a higher heat resistance than that of the seat layer. This double-layer valve seat insert was proven to have good wear resistance and heat resistance in a durability test on the diesel engine with a turbocharger system.
Double-Layer Valve Seat Inserts for Passenger Car Diesel Engines
Sae Technical Papers
SAE International Congress and Exposition ; 1985
01.02.1985
Aufsatz (Konferenz)
Englisch
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