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Unformatted text preview: • Calculate the principal stress at flangeweb junction σ max m m Principal Stresses in a Beam • Determine reactions at A and D. • Find maximum shearing stress (or shear stress at point of interest . • Find maximum normal stress (or normal stress at point of interest) . • Calculate required section modulus and select appropriate beam section. • Determine maximum shear and bending moment from shear and bending moment diagrams. • Find principal stresses and maximum shearing stress. 8.11 For the selected design (W27X84), determine (a) the actual value of in the beam, (b) the maximum value of the principal stress at the junction of a ±ange and the web. d=26.71 in t f =0.64 in t w =0.46 in b f =9.96 in I x =2850 in 4 S x =213 in 3 σ m max max m = maximum normal stress = maximum principal stress 8.1, 8.11 d=933mm t f =42.70mm t w =24.0mm b f =423mm I x =8470e6 mm 4 S x =18200e3 mm 3...
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 Fall '08
 LINDASCHADLERFEIST
 Force, Shear Stress, Shear, Stress, Shear strength, normal stress, principal stresses

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