NICKEL BASE SUPERALLOY ARTICLES AND METHOD FOR MAKING

A process is described for converting a fine grain superalloy casting into a forging having mechanical properties equivalent to those resulting from powder metallurgy processing. Cast material is extruded and forged, A HIP treatment is employed to close porosity.

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Bibliographische Detailangaben
Hauptverfasser:	DANIEL FRANCIS PAULONIS, PAUL DAMIAN GENEREUX
Format:	Patent
Sprache:	eng
Schlagworte:	CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS ANDNON-FERROUS ALLOYS CHEMISTRY FERROUS OR NON-FERROUS ALLOYS FORGE FURNACES FORGING HAMMERING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL METALLURGY PERFORMING OPERATIONS PRESSING METAL PUNCHING METAL RIVETING TRANSPORTING TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Beschreibung
Zusammenfassung:	A process is described for converting a fine grain superalloy casting into a forging having mechanical properties equivalent to those resulting from powder metallurgy processing. Cast material is extruded and forged, A HIP treatment is employed to close porosity.