. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . heels were as follows: pt,,,* CarU n Sulphur phorus Manganese Silicon Latrobe Tire Midvale • Krupp ■• Standard •| •• Standard ... These photomicrographs are an interesting examjjle ofthe rather rai)id disappearance of the distinctive granular■structure of the steel a
. Railway and locomotive engineering : a practical journal of railway motive power and rolling stock . heels were as follows: pt,,,* CarU n Sulphur phorus Manganese Silicon Latrobe Tire Midvale • Krupp ■• Standard •| •• Standard ... These photomicrographs are an interesting examjjle ofthe rather rai)id disappearance of the distinctive granular■structure of the steel as the saturation jHiint is a])i>roached\\ ith the Krupp tire, having the lowest carbon content thestructure is very marked and wonderfully and beautifullxregular. Then comes the and Taylor, the granu-lar structure of the latter being The structurethen almost disappearing in the Schoen wheel and Mid-vale tire where the carbon content is the highest. In the case of the six steel wheels by of Standards and which have l)een designated by. In. Below Tread 4 In. Below Tread Below Tread In. Below Tread to his pro>;|)ective customers a statement as to the meritsof his product as compared with wheels they were using. The steel tires examined were those made by Krupp. Standard and Taylor and the steelwheels of the Standard Steel Works and the new onesthat were being developed by Mr. Schoen. The examination was thoroughly made, but the resultswere never made public. The accompanying cross sectionof a tire indicates the ])oints nt which ])hoto-micrographswere made, and those at which the tensile test pieces cut. The photomicrograjihs were made on four lines extend- tlic last six letters of the alphabet, the bulletin gives thefollowing analvses: Wheel Carbon Sulphur Phosphorus Manganese Silicon V. .. v. .. \v. .. X* ..
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectrailroa, bookyear1901
