. American engineer . 3fh,^hog ^JC:^ k-^ Or^r Tote Sfirefs ^ Fimio. Tube Sbeef. Shtef Fig. 17—Setting of 5/2 In. Superheater Flues. expander should be used to seat the tube against the copperterrule. After this has been done the shownin Fig. 19 is to be used, and then the tube should be beadedover, using the beading tool shown in Fig. 21. ... ^M-\-—%-—^h\<-i^f\ --3|- -A Gage, f^ Sheet 19—Prossering Expand for Superheater Flues. regulated by the service. The front end of the tube must betightened with the roller expander shown in Fig. 20, after whichthe end
. American engineer . 3fh,^hog ^JC:^ k-^ Or^r Tote Sfirefs ^ Fimio. Tube Sbeef. Shtef Fig. 17—Setting of 5/2 In. Superheater Flues. expander should be used to seat the tube against the copperterrule. After this has been done the shownin Fig. 19 is to be used, and then the tube should be beadedover, using the beading tool shown in Fig. 21. ... ^M-\-—%-—^h\<-i^f\ --3|- -A Gage, f^ Sheet 19—Prossering Expand for Superheater Flues. regulated by the service. The front end of the tube must betightened with the roller expander shown in Fig. 20, after whichthe end must be beaded over by using the beading tool, Fig. account of the large size of the tube used it is possibleto make the straight sectional expander for setting copper fer- 28 AMERICAN ENGINEER. Vol, 87, No. 1. rules in the back end of superheater tubes in twelve gives a better distribution of the segments in the tube anda smaller working face against the tube, making the operation. A copper ferrule .09 in. thick, is used only at the flue sheet endof the arch tube; the opposite end bears directly against the doorsheet. This has proved good practice, and very little trouble isexperienced from leakage. Brass plugs are used for the holes k S^ J All rollers fh^: Hangt ofhofmusf conrfhe dfamefers shotyrr orerrvf/ers. I be of hof sfeef and tor fhe same size andrT7al<e foo/musfbe io/erc/ian^eab/e.
Size: 2766px × 904px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectrailroa, bookyear1912
