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According to the equipment condition in plant and main process of steel structure production, the member production order is: steel columns→steel beams→purlins, supports→small steel fittings→floor plates (including accessories)→wall plates (accessories) etc.. According to the above production order, the production process mainly includes the following:
The steel member must be checked and accepted before leaving factory, product member which has left factory shall have certificate and relevant technical documents, and be pre assembled in the factory, be checked whether it meet the design size and overall quality and so on, to leave the factory only after passing the inspection.
B. Install beam of standard frame beam body. Install the upper beam first, and then the middle and lower beam. The installation process will have an impact on the column verticality, may use the wire rope cable (suitable only for cross inner column), jack, steel wedge and NRK hyacinth, other framework proceeds according to standard frame to the surrounding, the same practice with the above.
A. Before hoisting steel beam, should install the armrest rod and the handrail rope on the beam, so that after the main beam hoisting in ition, fasten the handrail rope and steel column, so as to ensure the safety of construction personnel.