. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . Many rails were formerly damaged in loading, but atseveral mills the use of a magnetic crane is now employed for loading the rails. The brand on rails gives the name of the manufacturer, a number or abbrevia-tion by which the rail section is designated, the month and year of manufacture, * S. von Schukowski advocates straightening rails while still hot. Das richten von eisenbahn-schienen im katten und warmen zustande. Staid und Eisen, Vol. 27 (1907), Pt. 1, p. 79
. Steel rails; their history, properties, strength and manufacture, with notes on the principles of rolling stock and track design . Many rails were formerly damaged in loading, but atseveral mills the use of a magnetic crane is now employed for loading the rails. The brand on rails gives the name of the manufacturer, a number or abbrevia-tion by which the rail section is designated, the month and year of manufacture, * S. von Schukowski advocates straightening rails while still hot. Das richten von eisenbahn-schienen im katten und warmen zustande. Staid und Eisen, Vol. 27 (1907), Pt. 1, p. 797. INFLUENCE OF DETAIL OF MANUFACTURE 447 and, if the metal is open-hearth steel, the letters 0. H. are also added. Some-times the letters F. T. are added to signify ferro-titanium steel. Squareblock letters and figures about one inch high are commonly used, and, as theseare cut into one of the rolls of the last pass, the brand will always appear slightlyraised at regular intervals on the web of the rail. The month is generallyshown by Roman numerals, as VII for July, and sometimes by a series of Is,as mil for May. lOO cr _l. I060 I020
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Keywords: ., bookcentury1900, bookdecade1910, bookidsteelrailsth, bookyear1913
