th; or by thegreater radius combined with the longer length. Unsupported Length. The length / is needed for solving theallowable unit stress. It is expressed in inches and is the unsup-ported length of column. This unsupported length is usuallymeasured from floor to floor, but if there are deep… … STKKL COXSTRrCTIOX 183 Column Sections. Practically all rolled sections of steel maybe used as columns or struts, hut only a few of them are economicalwhen used alone. Most columns are built up of several pieces.Fig. 144 shows a number of sections. Section a. The single angle is not economical but…
Building, Iron and steel · Steel, Structural · Theses
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