. American engineer . troke riveting hammer isused against the mandrel until the flue is set solid in the hole;then the mandrel is slacked off and the expander is turnedslightly; the operation is repeated until the flue is properly setand evenly expanded all the way around. This tool is made ineight segments, and the outer contour is such as to expand ashoulder on the flue immediately inside of the flue sheet. Sixdifferent sizes of expanders are shown in the table, and twosizes of mandrels. Beading tools 3 and 4, which operate with a short stroke airhammer, and are used for beading the flues o
. American engineer . troke riveting hammer isused against the mandrel until the flue is set solid in the hole;then the mandrel is slacked off and the expander is turnedslightly; the operation is repeated until the flue is properly setand evenly expanded all the way around. This tool is made ineight segments, and the outer contour is such as to expand ashoulder on the flue immediately inside of the flue sheet. Sixdifferent sizes of expanders are shown in the table, and twosizes of mandrels. Beading tools 3 and 4, which operate with a short stroke airhammer, and are used for beading the flues on the firebox end,the last npcraticm to be performed at this end of the flue, are of Tool OlpffofTube Crage Number A B c DiamolHoi) mTubeihnf F-l li Z 2908 4 i M F~Z 1% Z ZS09 4 M M F-3 z z Z9I0 4 & M F-4 4 4 2911 4 4 4 F-S ^fe 4 29IZ 4 4 4 F-6 4 4 Z3I3 4 4 4 F-7 4 4 Z9I4 4 4 4 F-3 ^1 2i Z9IS 4 7^ 4 F-9 ^i 4 Z9ie 4 z£ 4 ^^ --1 :tt Qage - fe iheef SMel. Ferrule SeHing Tool- Complefe. ■SligM/;/MarrJened. \ Machined F/al on f;^^:^ nff I Im, sides fhrrkifif y^flX^^ ■\, s^- i—ir-^g^ 1^ $f ^ Handle - S-fee/.Fig. 9—Ferrule Setting Tool for Tubes 2, 2\\ and2^2 In. in Diameter. shown in Fig. 14. The only difference in these two tools, is thatdimension Y is 1/64 in. greater on tool 4 than on tool 3. For Tools Used For Number of3egmen/s/o EachExpander A B c Numberof MarydrelUsed Seating CopperFerrules in 3heef Expand/ngJubesin Ferru/es Numberof Too/ Oufside Diameterof Ferru/es Tubes •5-1 z a li ¥4 ¥ M-l s-s : z- 4 8 >%• zi; a M-l S-3 zj; fj; 4 4 a lH 2r % MS S4- 2| 2/i, 4 a 2/4 ^v: K MS Y-^—A Orind offsharg Taper lml£^j__ -Taper Ir^ I l^r/lafSprlng\X^S\^ /H*/^ ^or Rubber RmgrXZi Vj I \^ 2-— Nofe: Coll spring seamen f re- For Co// Sprlnc^ZZ7;^o%Tfotf:itir/acrepfai/e.^ SlraighlE^par^er. ToolSfeel.^mpered
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1912
