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Lifting correction and construction method of four steps of steel structure workshop building

Hits：1417 Time：2017-4-12
　　Lifting and correcting of steel column
When the steel column material discharge, according to the steel column component number according to the construction drawings. After completion of single component rotation method to improve the efficiency of lifting, lifting, stacking in the column, try to make the column, column and Foundation Center Lashing points three points arc center.
钢结构工程
Steel structure engineering
High strength bolt construction method
The steel structure of the steel beam and column connection using six large angle high-strength bolts, the installation of high-strength bolts when the friction surface of the component should be protected dry clean, not allowed to work in the rain. From the center of the tightening sequence of gusset plate screwed to the edge, the two connector of the first major minor, the order of the top flange, flange plate, H steel, the same section of beam and column screw tight the order for the first beam column connection and then under the beam column joint finally in the beam column joints. The fastening degree of high strength bolts with the torque wrench to control, the Ruth button for 2-3 wire, connecting bolt of each bolt pad wall beam purlin with two washers.
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