A column made of the steel whose compressive stress strain diagram is shown in Figure E12....

A column made of the steel whose compressive stress strain diagram is shown in Figure E12.3 has a length of 1.00 m and solid circular cross section. The column must carry a design load of 810 kN with a factor of safety of SF = 2.00. Determine the required diameter of the column.

FIGURE E12.3 Values of tangent modulus for a material not having a yield point.