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or a piece of hammered iron or steel. There are very few yards in the world at which such forgings could be turned out. London Times.

In forging and smelting, a trough in which tools and ingots are cooled.

r heat; to scorch; to scald; to blister; to singe; to char; to sear; as, to burn steel in forging; to burn one's face in the sun; the sun burns the grass.

A scale thrown off in forging metal.

A scale of oxide of iron, formed in forging.

Closed while too cold to become thoroughly welded; -- said of a forging or casting. -- n.

The act of forging; forgery. [Obs.] [Written also counterfaisance.]

or impress any desired device on, an object or surface, by pressure or by a blow; used in forging metals, coining, striking up sheet metal, etc.

In type founding and forging, an impression or matrix, formed by a punch drift.

The act of forging metal into shape. [Obs.] Useless the forgery Of brazen shield and spear. Milton.

raspberry jam; currant jam; grape jam. Jam nut. See Check nut, under Check. -- Jam weld (Forging), a butt weld. See under Butt.

ad of the pile, and drives it into the earth; the falling weight of a drop hammer used in forging.

A bar of iron or steel at the end of which a forging is made; esp., a long, large bar, to the end of which a heavy forging is attached, and by means of which the forging is lifted and handled is hammering and heating; -- called also porter bar.

The thin oxide which forms on the surface of iron forgings. It consists esentially of the magnetic oxide, Fe3O4. Also, a similar coating upon other metals. Covering scale (Zoöl.), a hydrophyllium. -- Ganoid scale (Zoöl.) See under Ganoid. -- Scale armor (Mil.), armor made of small metallic scales overlapping, and fas…

Same as Scrap iron, below. Scrap forgings, forgings made from wrought iron scrap. -- Scrap iron. (a) Cuttings and waste pieces of wrought iron from which bar iron or forgings can be made; -- called also wrought-iron scrap. (b) Fragments of cast iron or defective castings suitable for remelting in the foundry; -- calle…

y the flowing of liquid metal upon partially chilled metal; also, the imperfect weld in a forging caused by the inadequate heat of one surface under working.

s, the lime slakes. Slake trough, a trough containing water in which a blacksmith cools a forging or tool.

The act or art of working or forging metals, as iron, into any desired shape. Moxon.

hment, and of nitroglycerin. It is also used in etching iron, in removing iron scale from forgings, in petroleum refining, etc., and in general its manufacture is the most important and fundamental of all the chemical industries. Formerly called vitriolic acid, and now popularly vitriol, and oil of vitriol. -- Fuming…

y blacksmiths and other workers in metals, for shaping their work, whether sheet metal or forging, by holding the swage upon the work, or the work upon the swage, and striking with a sledge. Swage block, a perforated block of iron, having grooved sides and adapted for use in heading bolts and swaging objects of large s…