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The Collaborative International Dictionary of English v.0.48 (gcide)

Flange \Flange\ (fl[a^]nj), n. [Prov. E. flange to project,
flanch a projection. See {Flanch}, {Flank}.]
1. An external or internal rib, or rim, for strength, as the
flange of an iron beam; or for a guide, as the flange of a
car wheel (see {Car wheel}.); or for attachment to another
object, as the flange on the end of a pipe, steam
cylinder, etc. --Knight.
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2. A plate or ring to form a rim at the end of a pipe when
fastened to the pipe.
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{Blind flange}, a plate for covering or closing the end of a
pipe.

{Flange joint}, a joint, as that of pipes, where the
connecting pieces have flanges by which the parts are
bolted together. --Knight.

{Flange rail}, a rail with a flange on one side, to keep
wheels, etc. from running off.

{Flange turning}, the process of forming a flange on a
wrought iron plate by bending and hammering it when hot.
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Flange \Flange\, v. t. [imp. & p. p. {Flanged} (fl[a^]njd); p.
pr. & vb. n. {Flanging} (fl[a^]n"j[i^]ng).] (Mach.)
To make a flange on; to furnish with a flange.
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Flange \Flange\, v. i.
To be bent into a flange.
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