Design an unequal angle section to serve as a tie member of 1.6 m length in a roof truss. It has to carry an axial load of 118 kN. The gusset plate is connected to the longer leg of the angle. Also design the fillet weld. Permissible stress in weld = 108 N/mm² Permissible stress in axial tension = 150 N/mm² Thickness (t), sectional area (A), weight/m run (w), distance of centres of gravity along x-axis and y-axis. (c, and cy), maximum and minimum radius of gyration max and min are given for some angles for design. Angle 80 × 50 90 × 60 t 6 8 10 6 8 10 A 746 5.9 978 W 1202 7.7 Cx Cy 865 6.8 26.4 27.3 max 11.6 26.9 1137 8.9 29.6 min 10.7 9.4 28.1 13.2 26.3 10.6 12.4 26.6 10.6 28.7 13.9 30.7 12.8 14.8 30.4 12.7 1401 11.0 30.4 15.5 30.1 12.7

Design an unequal angle section to serve as a tie member of 1.6 m length in a roof truss. It has to carry an axial load of 118 kN. The gusset plate is connected to the longer leg of the angle. Also design the fillet weld. Permissible stress in weld = 108 N/mm² Permissible stress in axial tension = 150 N/mm² Thickness (t), sectional area (A), weight/m run (w), distance of centres of gravity along x-axis and y-axis. (c, and cy), maximum and minimum radius of gyration max and min are given for some angles for design. Angle 80 × 50 90 × 60 t 6 8 10 6 8 10 A 746 5.9 978 W 1202 7.7 Cx Cy 865 6.8 26.4 27.3 max 11.6 26.9 1137 8.9 29.6 min 10.7 9.4 28.1 13.2 26.3 10.6 12.4 26.6 10.6 28.7 13.9 30.7 12.8 14.8 30.4 12.7 1401 11.0 30.4 15.5 30.1 12.7

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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