Cross-section classification for local buckling: EN 1993-1-1, AISC 360-22, SP 16.13330

About this calculation

EN 1993-1-1 class 1–4, AISC 360-22 compactness and SP 16.13330.2017 web and flange slenderness limits for any section: catalogue, welded, built-up, by coordinates or from DXF; effective section for Class 4.

Design basis

EN 1993-1-1, Table 5.2; EN 1993-1-5, 4.4; AISC 360-22, Table B4.1, E7; SP 16.13330.2017, 7.3, 8.5

Input data

• Geometry input: Section input; Contours: y z; y z; … (mm), one contour per line; DXF drawing units
• Part 1: Part type; Section range; Profile; Plate width b (along y before rotation); Plate thickness t; Depth h; Top flange width bf,t; Top flange thickness tf,t; Bottom flange width bf,b; Bottom flange thickness tf,b; Web thickness tw; Outer diameter D; Tube depth h; Tube width b; Wall thickness t; Reference point of the part; Reference y; Reference z; Rotation (counter-clockwise); Mirror (about the part's vertical axis)
• Part 2: Part type; Section range; Profile; Plate width b (along y before rotation); Plate thickness t; Depth h; Top flange width bf,t; Top flange thickness tf,t; Bottom flange width bf,b; Bottom flange thickness tf,b; Web thickness tw; Outer diameter D; Tube depth h; Tube width b; Wall thickness t; Reference point of the part; Reference y; Reference z; Rotation (counter-clockwise); Mirror (about the part's vertical axis)
• Part 3: Part type; Section range; Profile; Plate width b (along y before rotation); Plate thickness t; Depth h; Top flange width bf,t; Top flange thickness tf,t; Bottom flange width bf,b; Bottom flange thickness tf,b; Web thickness tw; Outer diameter D; Tube depth h; Tube width b; Wall thickness t; Reference point of the part; Reference y; Reference z; Rotation (counter-clockwise); Mirror (about the part's vertical axis)
• Part 4: Part type; Section range; Profile; Plate width b (along y before rotation); Plate thickness t; Depth h; Top flange width bf,t; Top flange thickness tf,t; Bottom flange width bf,b; Bottom flange thickness tf,b; Web thickness tw; Outer diameter D; Tube depth h; Tube width b; Wall thickness t; Reference point of the part; Reference y; Reference z; Rotation (counter-clockwise); Mirror (about the part's vertical axis)
• Part 5: Part type; Section range; Profile; Plate width b (along y before rotation); Plate thickness t; Depth h; Top flange width bf,t; Top flange thickness tf,t; Bottom flange width bf,b; Bottom flange thickness tf,b; Web thickness tw; Outer diameter D; Tube depth h; Tube width b; Wall thickness t; Reference point of the part; Reference y; Reference z; Rotation (counter-clockwise); Mirror (about the part's vertical axis)
• Part 6: Part type; Section range; Profile; Plate width b (along y before rotation); Plate thickness t; Depth h; Top flange width bf,t; Top flange thickness tf,t; Bottom flange width bf,b; Bottom flange thickness tf,b; Web thickness tw; Outer diameter D; Tube depth h; Tube width b; Wall thickness t; Reference point of the part; Reference y; Reference z; Rotation (counter-clockwise); Mirror (about the part's vertical axis)
• Steel and actions: Steel; Combination: axial force N (+ compression); Combination: bending moment M; Bending axis for the combination; Finite element mesh
• SP 16.13330.2017: Material factor γm; Member slenderness λ̄ (axial compression); Class 1 beam web (8.5.1)
• Analysis: Finite element mesh

Output

• Results with intermediate values
• Charts and diagrams
• PDF, Word, Excel report

FAQ