Report of the Committee Appointed by the Lords Commissioners of the Admiralty, in March 1878, to Continue and Complete the Investigations and Experiments Commenced by the Late Committee, Appointed in June 1874, to Inquire Into the Causes

Report of the Committee Appointed by the Lords Commissioners of the Admiralty, in March 1878, to Continue and Complete the Investigations and Experiments Commenced by the Late Committee, Appointed in June 1874, to Inquire Into the Causes

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1880 edition. Excerpt: ...suspended vertically between the port and midship boxes of tubes, the upper end of each plate 12" below the working level of the water. lll. The specimens in the boilers of the tug " Sheerness " were suspended as follows: --In No. 1 boiler, see plate 19. The three l0' plates intended to test the-area. of protection afforded by the zinc, experiment L l A, were suspended vertically from the stays above the tubes, between the tubes and furnaces, the lower end of each plate within 6" of the bottom of the boiler, and the upper end in the steam space 2' 6" above the working level of the water. 112. The sets of plates and stays intended to test the mode of attachment of the zines, experiment L 4, paragraph 6 (e), were suspended athwartships over the furnaces. ' Anadditional plate with zinc on both sides was suspended in the " Sampson's " boiler to test the duration of tho rrotective influence of the zinc, and in this cnsc the Zln('.'4 were n_ot c 18.ll', .'('d or renewed, as were the others when the plates were examined. The single plates (paragraph 12b) were suspended vertically in the wing between the furnaces and tubes. 113. The strips intended to test the protection afforded by zinc in the steam space, experiment L5, paragraph 6 (b), were suspended vertically from the stays in the steam chest, the lower end 18" from the working level of the water; an additional strip was suspended vertically between the tubes in the midships, the upper end 12" below the working level of the boiler. 114. To prevent the specimens coming in contact with the iron work of the boiler, the straps by which they were suspended were insulated from the plates by earthenware ferrules and...show more

Product details

  • Paperback | 104 pages
  • 189 x 246 x 6mm | 200g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236898389
  • 9781236898388