keeruka ristlõikega metallprofiilid (nurkmetall e nurgik, T-tala, kaksik-T-tala jt), mida toodetakse enamasti valtsimisega, aga ka ekstrudeerimisega ja tõmbamisega; profiilmetalli võib omakorda liigitada üldotstarbeliseks (nurgikmetall, T-tala jne) ning eriotstarbeliseks (rööbas jms) (vrd sordimetall)
a pieces of metal of any of several designs accepted as standard by the structural branch of the iron and steel (metal) industries such as I-beam, U-beam etc (compare: bars)
Good to know
Materials of solid section in such forms as angles, channels, tees, I-beams, and four-fluted bars. Structural shapes are flanged, are 76 mm (3 inch) or greater in at last one cross-sectional dimension, and are used in structures such as bridges, buildings, ships, and railroad cars. Special shapes are those designed by users for specific applications. The only type of standard shape in high production that falls in this classification (special shapes) is rail.
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