Structural steel
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Structural steel is steel used for making construction materials in a variety of shapes. Many structural steel shapes take the form of an elongated beam having a profile of a specific cross section. S
Structural steel roof at Manchester Victoria Station
Seen here is an assortment of types of structural steel, with various cross sections, including angle iron (the L-shaped pieces), square bar, round bar, channel iron (the C-shaped pieces), I-beam and H-beam, T-bar, and square tube.
A steel I-beam used to support timber joists
Metal deck and open web steel joist receiving spray fireproofing plaster, made of polystyrene-leavened gypsum
Sheet metal
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Sheet metal is metal formed into thin, flat pieces, usually by an industrial process.
Structural steel
…Tee (T-shaped cross-section) Bar, with a rectangular cross section, but not so wide so as to be called a sheet. Rod, a round or square section long compared to its width…
Sheets of Nirosta stainless steel cover the Chrysler Building.
Microscopic close-up of mild steel sheet metal
Example of deep drawn part