473_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

# 473_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

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SECTION 5.11 Built-Up Beams 467 Solution 5.11-2 Q flange ± A f d f Q flange ± b t f a h ² t f 2 b I ± 3.236 * 10 9 mm 4 I ± b h 3 12 ² ( b ² t ) h 1 3 12 t f ± 25 mm t ± 16 mm b ± 300 mm h 1 ± 800 mm h ± 850 mm (2 welds, one either side of web) ; V max ± 1.924 MN f ± VQ I V max ± f I Q flange f allow ± 920 kN m f ± 2 f allow Q flange ± 3.094 * 10 6 mm 3 Problem 5.11-2 A welded steel girder having the cross section shown in the figure is fabricated of two flange plates and a web plate. The plates are joined by four fillet welds that run continuously for the length of the girder. Each weld has an allowable load in shear of Calculate the maximum allowable shear force for the girder. V max 920 kN/m. 800 mm * 16 mm 300 mm * 25 mm z
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Unformatted text preview: y O 300 mm 16 mm 25 mm 25 mm 800 mm Problem 5.11-3 A welded steel girder having the cross section shown in the figure is fabricated of two . flange plates and a web plate. The plates are joined by four longitudinal fillet welds that run continuously throughout the length of the girder. If the girder is subjected to a shear force of 280 kips, what force (per inch of length of weld) must be resisted by each weld? F * 5/16 in. 60 in. * 1 in. 20 in z y O 20 in. in. 1 in. 1 in. 60 in. 5 16 05Ch05.qxd 9/25/08 2:29 PM Page 467...
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## This note was uploaded on 12/22/2011 for the course MEEG 310 taught by Professor Staff during the Fall '11 term at University of Delaware.

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