What are the basic principles of steel structure layout?

Design method. It is mainly divided into bearing capacity limit state and normal use limit state. Calculate the corresponding selection formula.

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Select the appropriate load. The main basis is the load code for building structures. Select the load comprehensively and accurately, so as to design an accurate structural form.

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Design index. Mainly for strength design. Considering the strength of steel, bolt and weld comprehensively, the appropriate steel model, bolt specification and weld grade can be selected.

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Deformation regulations. Mainly deflection and lateral displacement. In order not to affect the appearance and normal use of the structure, a limit value of deformation is designed.

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Structural design. One is the choice of components, and the other is the connection mode, which must be carried out according to the structural design.

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