. Sheet metal workers' manual; a complete, practical instruction book on the sheet metal industry, machinery and tools, and related subjects, including the oxy-acetylen welding and cutting process . Figure 297.—Anvil Tools : A, Hand Hammer ; B, C, Top and BottomSwages ; D, E, Top and Bottom Fullers ; F3 Sledge ; G3 Hardie. Square Flatter.—This is a blacksmiths anvil tool usedfor smoothing and finishing flat forgings. Round flat-ters are also used on work where the corner of a squareflatter would be in the way. 382 SHEET METAL WORKERS MANUAL Set Hammers.—These are used for setting down themetal
. Sheet metal workers' manual; a complete, practical instruction book on the sheet metal industry, machinery and tools, and related subjects, including the oxy-acetylen welding and cutting process . Figure 297.—Anvil Tools : A, Hand Hammer ; B, C, Top and BottomSwages ; D, E, Top and Bottom Fullers ; F3 Sledge ; G3 Hardie. Square Flatter.—This is a blacksmiths anvil tool usedfor smoothing and finishing flat forgings. Round flat-ters are also used on work where the corner of a squareflatter would be in the way. 382 SHEET METAL WORKERS MANUAL Set Hammers.—These are used for setting down themetal in a forging to form a square corner at a pointwhere the section changes. Swages.—Swages are used for shaping, sizing, andsmoothing round forgings. Top and bottom swages areused. Fullers.—These are used for necking and groovingforgings, and also for drawing down a forging to asmaller Figure 298.—Blacksmiths Tongs : i, Straight Lip, to Hold Squares;By Straight Lip, for Holding Thin Flat Work; C, Bolt Tongs, forRound Work ; D3 Tongs for General Forging Purposes ; E3 for HoldingBar Stock When Forging Lathe Tools. Sledge.—The sledge is the familiar blacksmiths largeheavy hammer. A weight commonly used is 8 lbs. Hardies.—These are tools which are set in the anviland used for cutting off forgings. Tongs.—Many forms of tongs are used in forging, in-cluding shapes for holding thin flat work, squares, boltsor other round work, bar stock, etc. The tongs used forgeneral forging purposes are usually 18 inches long, with HAND FORGING AND WELDING 383 a flat jaw, but the smith often shapes his tongs himselfto suit his individual needs. Other tools used at the forge include the hand hammer,cold chisel, hot chisel, and round punch, with the usesof which every student is familiar. NOTES ON IRON Iron is the most important of the metallic elements,silvery white in color when
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