PROBLEM TO BE SOLVED: To achieve forging molding of a structure while holding a material texture, even when a raw material in which the material texture is a sorbite, is heated for forging molding.SOLUTION: The invention is configured so that, the raw material in which the material texture is made the sorbite, by a refining step, in advance, is subjected to warming at a range of 770°C-740°C which is equal to or higher than transformation point temperature of the raw material, for performing forging molding into a structure shape, therefore the structure holding the sorbite is obtained after forging.SELECTED DRAWING: Figure 2

    【課題】予め、材料組織をソルバイト組織とした素材を、加熱して鍛造成形する場合であっても、その材料組織を保持したまま構造物の鍛造成形を可能とする。【解決手段】予め、調質工程によりソルバイト組織とした素材を、素材の変態点温度以上の770℃〜740℃の範囲内の温間で構造物の形状に鍛造を行い、鍛造後においてもソルバイト組織を保持した構造物を得る。【選択図】図2


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    Titel :

    PRODUCTION METHOD OF STRUCTURE AND PRODUCTION METHOD OF RACK


    Weitere Titelangaben:

    構造物の製造方法、ラックの製造方法


    Beteiligte:
    INAGAKI RYOTA (Autor:in) / HATTORI TOMOYA (Autor:in)

    Erscheinungsdatum :

    23.06.2016


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B21J FORGING , Schmieden / B21K MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS , Herstellen von Schmiede- oder Presserzeugnissen aus Metall, z.B. Hufeisen, Nieten, Bolzen oder Rädern / B62D MOTOR VEHICLES , Motorfahrzeuge / C21D Veränderung der physikalischen Struktur von Eisenmetallen , MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS / F16H Getriebe , GEARING



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