2. A steel (hot-rolled section) column is subjected to axial load P=50KN and a bending moment of 75KN-m on strong axis. The column is 9m long and laterally supported about its weak axis at midheight. The steel is A36 steel with F, = 248MPA. Effective length factor K=1.0. The allowable bending stress on strong axis is 114MPA and the allowable bending stress on weak axis is 85MPA. The properties of the section are as follows: d by 59.5 = 10.5 r; = 150mm d = 345mm S, = 0.00015m A = 5,6000 mm? tw 2t, ry = 47.5mm r = 42.5mm by = 190mm Determine the following: a. Computed axial stress b. Computed bending stress c. The value of the interaction equation. (For the computation of the allowable compressive stress Fa and allowable flexural stress F, apply NSCP 2015).

2. A steel (hot-rolled section) column is subjected to axial load P=50KN and a bending moment of 75KN-m on strong axis. The column is 9m long and laterally supported about its weak axis at midheight. The steel is A36 steel with F, = 248MPA. Effective length factor K=1.0. The allowable bending stress on strong axis is 114MPA and the allowable bending stress on weak axis is 85MPA. The properties of the section are as follows: d by 59.5 = 10.5 r; = 150mm d = 345mm S, = 0.00015m A = 5,6000 mm? tw 2t, ry = 47.5mm r = 42.5mm by = 190mm Determine the following: a. Computed axial stress b. Computed bending stress c. The value of the interaction equation. (For the computation of the allowable compressive stress Fa and allowable flexural stress F, apply NSCP 2015).

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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