Electronically controlled flame hardening method used by Hammon Precision Equipment Co, Oakland, Calif, and designed to treat rails of various lengths, including welded strings is described; production of flame-hardening plant is amounting to 24 double rail lengths per 8-hr day.


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    Title :

    Automated process `case-hardens' rails with natural gas


    Additional title:

    Ry Track Structures


    Published in:

    Publication date :

    1965


    Size :

    2 pages


    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    English


    Keywords :