ROLL FOR HOT ROLLING
    1.
    发明申请
    ROLL FOR HOT ROLLING 有权
    滚动滚筒

    公开(公告)号:US20150018185A1

    公开(公告)日:2015-01-15

    申请号:US14345443

    申请日:2012-09-19

    Abstract: A roll for hot-rolling includes a body, wherein at least a part of an envelope surface of the body is made of a high speed steel that with reference to its chemical composition consists of the following elements, in weight %: 1-3 Carbon (C), 3-6 Chromium (Cr), 0-7 Molybdenum (Mo), 0-15 Tungsten (W), 3-14 Vanadium (V), 0-10 Cobalt (Co), 0-3 Niobium (Nb), 0-0.5 Nitrogen (N), 0.2-1 Yttrium (Y), and remainder iron (Fe) and unavoidable impurities.

    Abstract translation: 用于热轧的辊包括主体,其中主体的包络面的至少一部分由高速钢制成,其参考其化学组成由以下元素组成,重量%:1-3碳 (C),3-6铬(Cr),0-7钼(Mo),0-15钨(W),3-14钒(V),0-10钴(Co),0-3铌 ),0-0.5氮(N),0.2-1钇(Y),剩余部分为铁(Fe)和不可避免的杂质。

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