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CRN001 BASE STORY Crane beam strength not satisfied.

Strength in The design strength of steel crane beams or beams depends on three conditions.

  1. Crane beam combined bending design control. In this control, the bending The interaction of flexure and compression in crane beams. The flexural strength is calculated by the interaction of the bending strength axial force of the crane beam cross-section in the strong and weak axis. It depends on the moment of inertia and moment of strength values ​​of the cross-sectionaxes.

  2. Crane beam shear capacity strength control. In this control, the The shear strength of the crane beam cross-section is calculated. The crane beam depends on the web plate area.

  3. The web shear buckling of Crane beams body wrinkling control. This control depends on the crane beam web plate slenderness value.

Possible Solutions:

  • For all cases, the element cross-sectional dimensions of the steel crane beam element section size can be increased.

  • For cases 2 and 3, a section with a high body thickness less slender web can be selected.

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