232_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

232_Mechanics SolutionInstructors_Sol.Manual-Mechanics_Materials_7e.book_Gere_light.1

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Unformatted text preview: Sec_2.8-2.12.qxd 226 9/25/08 11:44 AM Page 226 CHAPTER 2 Axially Loaded Members Solution 2.10-2 P 2.5 kN Flat bars in tension t (b) STEPPED BAR WITH SHOULDER FILLETS 5.0 mm (a) BAR WITH CIRCULAR HOLE (b Obtain K from Fig. 2-63 FOR d 12 mm: c s nom P ct d/b max 48 mm 10.42 MPa K nom P ct 1 3 K b FOR R 40 mm; 6 mm: R/c K ; d c P ct 2.5 kN (40 mm) (5 mm) 2.00 FOR R 26 MPa s nom 60 mm s nom K 1 K L 2.51 5 20 mm: c max d b Obtain K from Fig. 2-64 2.5 kN (48 mm) (5 mm) FOR d d/b b 60 mm) max 0.15 K 10 mm: R/c 1.75 max nom 0.25 K nom 12.50 MPa b/c 1.5 25 MPa b/c 22 MPa ; 1.5 ; 40 mm 2.5 kN (40 mm) (5 mm) 12.50 MPa K L 2.31 nom 29 MPa ; Problem 2.10-3 A flat bar of width b and thickness t has a hole of diameter d drilled through it (see figure). The hole may have any diameter that will fit within the bar. What is the maximum permissible tensile load Pmax if the allowable tensile stress in the material is t? P b d P ...
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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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