MT-1620 Fall 2002 Thin -Walled closed sections Figure 12.7 Representation of cross-section of thin-walled closed section A Innel outer Here, the inner and outer boundaries are nearly parallel = resultant shear stresses throughout wall are tangent to the median line Basic assumption for thin, closed section resultant is approximately constant through the thickness t Paul A Lagace @2001 Unit 12-12MIT - 16.20 Fall, 2002 Thin-Walled Closed Sections Figure 12.7 Representation of cross-section of thin-walled closed section inner outer Here, the inner and outer boundaries are nearly parallel ⇒ resultant shear stresses throughout wall are tangent to the median line. Basic assumption for thin, closed section: τresultant is approximately constant through the thickness t. Paul A. Lagace © 2001 Unit 12 - 12