The figure illustrates a number of beam sections. Use an allowable bending stress of 1.2 kpsi for
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(a) Wood joist 1 ½ by 9 ½ in and 12 ft long
(b) Steel tube, 2 in OD by 3/8 -in wall thickness, 48 in long
(c) Hollow steel tube 3 by 2 in, outside dimensions, formed from 3/16 -in material and welded, 48 in long
(d) Steel angles 3 X 3 X ¼ in and 72 in long
(e) A 5.4-lb, 4-in steel channel, 72 in long
(f) A 4-in .1-in steel bar, 72 in long
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Related Book For
Shigleys Mechanical Engineering Design
ISBN: 978-1121345317
9th edition
Authors: Richard G. Budynas, J. Keith Nisbett
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