• The invention discloses an alloy coating bushing which comprises a steel backing layer, a substrate layer, a nickel grid layer and a friction-reducing layer which are sequentially arranged.

    发明公开了一种合金镀层轴瓦包括依次设置的底层、减摩层。

    youdao

  • The invention discloses an alloy coating bushing which comprises a steel backing layer, a substrate layer, a nickel grid layer and a friction-reducing layer which are sequentially arranged.

    发明公开了一种合金镀层轴瓦包括依次设置的底层、减摩层。

    youdao

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