A W12 x 50 column is made from ASTM A572 Gr. 60 steel and ha…
A W12 x 50 column is made from ASTM A572 Gr. 60 steel and has a length of 28 ft. The column is only supported at its ends. Both ends are pinned. Determine the critical stress, Fcr, for this column, which is also called nominal stress, Fn, in AISC 360-22.