Issue 48

E. Maiorana, Frattura ed Integrità Strutturale, 48 (2019) 459-472; DOI: 10.3221/IGF-ESIS.48.44 472 [12] Pellegrino, C., Maiorana, E. and Modena, C. (2009). Linear and non-linear behaviour of perforated steel plates with circular and rectangular holes under shear loading. TWS, 47, pp. 607-616. DOI 10.1016/j.tws.2008.11.001. [13] EN 1993-1-5: 2007. Eurocode 3. Design of Steel Structures. Part 1-5: Stiffened plating subjected to in plane loading. CEN European Committee for Standardization, Brussels, Belgium. [14] Dubas, P. and Gehri, E. (1986). Behaviour and design of steel plated structures. 1 st ed. Institute of Applied Statics and Steel Structures IBS. Swiss Federal Institute of Technology ETH Zurich. ECCS Publication No. 44. [15] AASHTO (2018). LRFD Bridge Design Specification. Federal Highway Adm. Washington D.C., USA. [16] EN 1090-2: 2018. Execution of Steel Structures and Aluminium Structures. Part 2: Technical requirements for steel structures. CEN European Committee for Standardization, Brussels, Belgium. N OMENCLATURE a Length of panel b st Width of stiffener D Flexural stiffness of plate h Height of plate h  Distance between stiffener center and edge subjected to compressive stress h  Distance between stiffener center and edge subjected to tensile stress E Young’s modulus I st Second moment of area k Buckling coefficient t Thickness of plate t st Thickness of stiffener x , y , z Cartesian coordinates a Aspect ratio  s Relative flexural stiffness  Stress gradient  Slenderness of plate σ c Compression stress σ t Traction stress  Poisson’s ratio