Abstract: The applicability of the following four design formulas of the single-ply unreinforced U-shaped bellows is examined: 1) Kellogg’s formula, 2) formula of EJMA, 3) formula by Hamada and Takezono, ...

Abstract: The elastoplastic analysis for shells of revolution is applied to the problem of the U-shaped bellows subjected to completely reversed cyclic axial force. Use of these results together with the ...

Abstract: The boundary collocation method using the general form of the stress function is proved to be available for the problems of stress concentration in infinite plates with many circular holes. ...