Hartford Steam Boiler Inspection and Insurance Company · Hartford, Ct. : Hartford Steam Boiler Inspection and Insurance Co · leaf 216
ate I931 THE LOCOM OTIVE -03 was similarly grooved, and corroded to a less extent over a consider-able area as indicated by the sketch in Figure 5. The section photographed is from the most seriously corrodedstrap discovered, although breaks in the linings of several other digestershad permitted… … This type of deterioration hasbeen recognized for many yearsand can be detected by the use oftell-tale holes before serious dam-age has been done to the shellFigure 6 plate. The tell-tale hole is y2 in diameter, drilled through the shellplate on 12 centers. Those in the butt-strap should pass…
Locomotives · Steam-boiler explosions
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