Modern Sheet-metal Workers' Instructor: Practical Geometry, Mensuration, Properties of Metals and Alloys ...Drake, 1906 - 309 páginas |
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Página 54
... dissolves in hydrochloric acid and in most solutions of the alkalies , but is only slightly affected by dilute sulphuric acid , and not at all by nitric acid . The rolled or forged metal breaks with a fine silky fracture . Aluminium is ...
... dissolves in hydrochloric acid and in most solutions of the alkalies , but is only slightly affected by dilute sulphuric acid , and not at all by nitric acid . The rolled or forged metal breaks with a fine silky fracture . Aluminium is ...
Página 64
... dissolves readily in hydrochloric and in sulphuric acid , pure zine only slowly . If zinc is exposed to the air , a film of dull grey oxide forms on the surface , it suffers afterwards little further change . Zinc alloys with copper and ...
... dissolves readily in hydrochloric and in sulphuric acid , pure zine only slowly . If zinc is exposed to the air , a film of dull grey oxide forms on the surface , it suffers afterwards little further change . Zinc alloys with copper and ...
Página 139
... directly this heat is at- tained , otherwise the zine will dissolve a portion of the iron . Zine has a great affinity for iron , and it is a good plan to partly satisfy this by allowing the molten MANUFACTURE OF TIN PLATE 139.
... directly this heat is at- tained , otherwise the zine will dissolve a portion of the iron . Zine has a great affinity for iron , and it is a good plan to partly satisfy this by allowing the molten MANUFACTURE OF TIN PLATE 139.
Página 140
... dissolving in it 1 part of muriate or sulphate of ammonia . The iron articles are heated and plunged in this solution for an instant , if of the right heat , they will dry at once on removal and be covered with crystals . Prepare a bath ...
... dissolving in it 1 part of muriate or sulphate of ammonia . The iron articles are heated and plunged in this solution for an instant , if of the right heat , they will dry at once on removal and be covered with crystals . Prepare a bath ...
Página 148
... dissolve any oxide which may form on the already cleaned surface . The selection of suitable fluxes is necessary to the making of a perfect joint . The metals and alloys which are united by soft soldering are chiefly copper and its ...
... dissolve any oxide which may form on the already cleaned surface . The selection of suitable fluxes is necessary to the making of a perfect joint . The metals and alloys which are united by soft soldering are chiefly copper and its ...
Otras ediciones - Ver todas
Modern Sheet-Metal Workers' Instructor: Practical Geometry, Mensuration ... Joseph H Rose Sin vista previa disponible - 2018 |
Modern Sheet-Metal Workers' Instructor: Practical Geometry, Mensuration ... Joseph H. Rose Sin vista previa disponible - 2022 |
Modern Sheet-Metal Workers' Instructor: Practical Geometry, Mensuration ... Joseph H Rose Sin vista previa disponible - 2018 |
Términos y frases comunes
66 IXXX alloys aluminium ammoniac annealed antimony bending bismuth body boiling borax bottom brass brazing cast iron chloride of zinc circle circumference clean coated copper copper bit cubic contents curve cutter cylinder degrees Fahrenheit describe dipped dissolve draw the line ductility edge ENGINEERING feet fire flux foot gallons galvanized gills glue hammer hardened heat hole inches in diameter IXXXX joint lead leather length machine shown malleable melted molten Multiply muriatic acid nitric acid number of equal oxide pattern perpendicular piece pints pipe plates points pounds pressure radius right angles rolls rosin round salammoniac screw shape shears sheet metal shown in Fig sides solder solution speculum metal spelter square inch stake steel straight line substances sulphuric sulphuric acid superficial area surface temperature thick tion triangle tube velocity vessel Weight width Wire Gauge WROUGHT IRON zinc zine
Pasajes populares
Página 5 - When a straight line standing on another straight line makes the adjacent angles equal to one another, each of the angles is called a right angle ; and the straight line which stands on the other is called a perpendicular to it.
Página 21 - AB of the circle into as many equal parts as the polygon is to have sides. With the points A and B as centers and radius AB, describe arcs cutting each other at C.
Página 224 - To find the pressure in pounds per square inch of a column of water, multiply the height of the column in feet by .434. Approximately, we say that every foot elevation is equal to % Ib. pressure per square inch ; this allows for ordinary friction. To find the diameter of a pump cylinder...
Página 227 - To find the velocity in feet per minute necessary to discharge a given volume of water in a given time, multiply the number of cubic feet of water by 144 and divide the product by the area of the pipe in inches.
Página 43 - To find the. area of a triangle when the three sides are given. From half the sum of the three sides...
Página 10 - A circle is a plane figure contained by one line, which is called the circumference, and is such, that all straight lines drawn from a certain point within the figure to the circumference are equal to one another : 16. And this point is called the centre of the circle.
Página 5 - A plane angle is the inclination of two lines to one another in a plane, which meet together, but are not in the same direction.
Página 5 - A straight line is that which lies evenly between its extreme points.
Página 15 - A cone is a solid figure described by the revolution of a right-angled triangle about one of the sides containing the right angle, which side remains fixed.