TIAL ALLOY MATERIAL, PRODUCTION METHOD THEREFOR, AND FORGING METHOD FOR TIAL ALLOY MATERIAL

• Main Authors: OTA Yutaro, BABA Masanobu, SAKAKIBARA Yohei, KUBUSHIRO Keiji
• Format: Patent
• Language: English; French; Japanese
• Published: 27.06.2019
• Subjects: ALLOYS; CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS ANDNON-FERROUS ALLOYS; CHEMICAL SURFACE TREATMENT; CHEMISTRY; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY IONIMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; COATING MATERIAL WITH METALLIC MATERIAL; COATING METALLIC MATERIAL; DIFFUSION TREATMENT OF METALLIC MATERIAL; FERROUS OR NON-FERROUS ALLOYS; FORGE FURNACES; FORGING; HAMMERING; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL; MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; METALLURGY; PERFORMING OPERATIONS; PRESSING METAL; PUNCHING METAL; RIVETING; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THESURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; TRANSPORTING; TREATMENT OF ALLOYS OR NON-FERROUS METALS

A TiAl alloy material (10) for hot forging comprises: a substrate (12) formed of a TiAl alloy; and an Al layer (14) that is formed on a surface of the substrate (12), contains Al as a main ingredient, and contains Ti. Un matériau d'alliage TiAl (10) destiné à un forgeage à chaud comprend : un substrat (12) formé d'un alliage TiAl ; et une couche d'Al (14) qui est formée sur une surface du substrat (12), contenant de l'Al en tant que constituant principal, et contenant du Ti. 熱間鍛造用のＴｉＡｌ合金材（１０）は、ＴｉＡｌ合金で形成される基材（１２）と、基材（１２）の表面に形成され、主成分がＡｌからなり、Ｔｉを含むＡｌ層（１４）と、を備える。