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Question 8.11: Using the web shear formula, compute the shearing stress in ...

Using the web shear formula, compute the shearing stress in an IPE 300×150 beam if it is subjected to a shearing force of 120 kN.

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In Appendix A–7(e) for IPE shapes, it is found that the web thickness is 7.1 mm and the overall depth (height) of the beam is 300 mm. Then, using Equation (8–17), we have

\tau _{max} \approx \frac{V}{th} = \frac{(120  000  N)}{(7.1   mm)(300  mm)}  = 56.3 MPa

A-7
A-7.

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