Process for the production of a composite component that can resist high thermal stress

The present invention relates to a process for the production of a composite component that can resist high thermal stress. The composite comprises at least one graphite part and at least one metal part made of a hardenable copper alloy, which is surface-bonded to the graphite part. The invention pr...

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Bibliographic Details
Main Authors Plochl, Laurenz, Schedler, Bertram
Format Patent
LanguageEnglish
Published 03.09.2002
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Summary:The present invention relates to a process for the production of a composite component that can resist high thermal stress. The composite comprises at least one graphite part and at least one metal part made of a hardenable copper alloy, which is surface-bonded to the graphite part. The invention provides a process for the production of a composite structural part which can withstand high thermal stress, consisting of at least one graphite part and at least one metal part made of a hardenable copper alloy. In accordance with the invention, the metal part is bonded, by a hot isostatic press process, with the graphite part, which has a layer made of copper or a copper alloy on the bonding surface. In this way, it is possible to use copper-chromium-zirconium alloys with more complex composite structural part constructions and with thin-wall parts of the metal component, without the good mechanical characteristics of the copper-chromium-zirconium alloy being destroyed.