A Pocket Book of Ship Materials and Their Uses: For the Use of All Interested in the Design, Construction Or Operation of Vessels of Any Description, Or Their Machinery Or EquipmentSimmons-Boardman Publishing Company, 1924 - 386 стор. |
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Загальні терміни та фрази
alloy antifouling asbestos asphalt bituminous boiler bolts Brazing bulkheads C. I. galvd calking canvas Cast naval brass cast steel chloride classification societies coat of enamel coat of solution color concrete copper cork corkboard corrosion degrees F diameter drier engine fiber flanges Forged Steel formula frame gallon galvanized gills grade Gun metal heat inch thick insulation iron Journal bronze less link chain linseed oil magnesite manganese bronze manufacturers material mineral spirits mineral wool mixed mixture Muntz metal Navy Department oakum ounces packing panel percent pigment pipes plates Portland cement pounds per cubic pressure priming paint proprietary pump red lead rods Rolled naval brass rudder salt shellac shipbuilding Shipping Board specifications standard steam strength stuffing box surface tanks temperature timbers tion Tobin bronze treenails tubes turpentine Valve bronze varnish waterproof weight white lead wire rope wood ships wood vessels Yellow Pine zinc oxide
Популярні уривки
Сторінка 156 - The specific gravity of cement shall be not less than 3.10 (3.07 for white portland cement). Should the test of cement as received fall below this requirement, a second test may be made upon an ignited sample.
Сторінка 157 - The average tensile strength of standard mortar at 28 days shall be higher than the strength at 7 days.
Сторінка 154 - OF THE American Society of Civil Engineers American Society for Testing Materials American Railway Engineering Association American Concrete Institute Portland Cement Association Submitted to Constituent Organizations June 4, 1921 PREFACE. The Joint Committee on Standard Specifications for Concrete and Reinforced Concrete...
Сторінка 158 - Committee recommends the natural sand from Ottawa, 111., screened to pass a sieve having 20 meshes per linear inch and retained on a sieve having 30 meshes per linear inch; the wires to have diameters of 0.0165 and 0.0112 in., respectively, ie, half the width of the opening in each case.
Сторінка 63 - ... all as measured over the third, fourth, and fifth inches on a radial line from the pith. Wide-ringed material excluded by this rule...
Сторінка 157 - TIME OF SETTING The cement shall not develop initial set in less than 45 minutes when the Vicat needle is used or 60 minutes when the Gillmore needle is used. Final set shall be attained within 10 hours.
Сторінка 158 - Fine aggregate shall be of such quality that mortar briquettes, cylinders or prisms, consisting of one part by weight of portland cement and three parts by weight of fine aggregate,1 mixed and tested in accordance with the methods described in the Standard Specifications and Tests for Portland Cement...
Сторінка 156 - Portland cement is the product obtained by finely pulverizing clinker produced by calcining to incipient fusion an intimate and properly proportioned mixture of argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum.
Сторінка 268 - ... packages be taken as representative of the whole. Whenever possible, an original unopened container shall be sent to the laboratory, and when for any reason this is not done the inspector shall...
Сторінка 157 - A pat of neat cement shall remain firm and hard, and show no signs of distortion, cracking, checking, or disintegration in the steam test for soundness.