Friction welded graphitic valve lifters
    1.
    发明授权
    Friction welded graphitic valve lifters 失效
    摩擦焊接石膏阀门

    公开(公告)号:US3657800A

    公开(公告)日:1972-04-25

    申请号:US3657800D

    申请日:1969-12-29

    CPC classification number: F01L1/14 B23K20/129 F01L2103/00

    Abstract: A method and article are provided in the form of a valve lifter assembly wherein the wear plate of graphitic alloy steel is friction welded, by means of an inertia welder, to alloy/carbon steel tube to make up the lifter assembly.

    Abstract translation: 提供了一种阀提升器组件的形式的方法和制品,其中石墨合金钢的耐磨板通过惯性焊接机摩擦焊接到合金/碳钢管上以构成升降器组件。

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