Article describes most recent practice on Pennsylvania Railroad, involving use of fully automatic machine designed by F. M. GRAHAM, which employs oxeyacetylene flame and water quench; through use of machine, end hardening process is timed and controlled accurately in accordance with predetermined standard, and human element is eliminated, insuring high degree of uniformity.


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    Titel :

    Rail end hardening on Pennsylvania


    Weitere Titelangaben:

    Ry Eng Maintenance


    Erschienen in:

    Erscheinungsdatum :

    1939


    Format / Umfang :

    3 pages


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


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