Provided is a railway wheel capable of suppressing formation of pro-eutectoid cementite even if the C content is high. A railway wheel according to an embodiment of the present invention has a chemical composition consisting of: in mass%, C: 0.80 to 1.15%; Si: 0.45% or less; Mn: 0.10 to 0.85%; P: 0.050% or less; S: 0.030% or less; Al: 0.120 to 0.650%; N: 0.0030 to 0.0200%; Cr: 0 to 0.25%; and V: 0 to 0.12%, with the balance being Fe and impurities, wherein an amount of pro-eutectoid cementite, which is defined by Formula (1), in a microstructure of the railway wheel is not more than 1.50 pieces/100 µm:Amountofpro-eutectoidcementitepieces/100μm=atotalsumofthenumberofpiecesofpro-eutectoidcementitewhichintersectwithtwodiagonallinesinasquarevisualfieldof200μ⁢m×200μ⁢m/5.66×100μm


    Access

    Download


    Export, share and cite



    Title :

    RAILWAY WHEEL


    Contributors:

    Publication date :

    2020-03-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    C22C Legierungen , ALLOYS / B60B VEHICLE WHEELS , Räder für Fahrzeuge / C21D Veränderung der physikalischen Struktur von Eisenmetallen , MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS



    RAILWAY WHEEL

    KUBOTA MANABU | European Patent Office | 2020

    Free access

    RAILWAY WHEEL

    GOLYSHKOV ROMAN ANATOLIEVICH / KERENTSEV DMITRY EVGENIEVICH | European Patent Office | 2018

    Free access

    Method for producing railway wheel and railway wheel

    MAEJIMA TAKETO / KUBOTA MANABU | European Patent Office | 2023

    Free access

    RAILWAY WHEEL

    KUSHNAREV ALEKSEI VLADISLAVOVICH / ZAZHIGAEV PAVEL ANATOLEVICH / FLATOV VITALII GENNADEVICH et al. | European Patent Office | 2020

    Free access

    Railway wheel

    MAEJIMA TAKETO / KUBOTA MANABU | European Patent Office | 2024

    Free access