Technical performance of Sichuan steel structure

Time:2020-07-06

Thermal insulation and energy-saving technologyLight steel structureIn order to ensure the effect of thermal insulation, the thermal insulation materials used in the exterior walls and roofs of buildings can be used for a long time and can be insulated. In addition to filling the wall pillars with fiberglass mesh cloth between the wall pillars, a layer of thermal insulation material is pasted on the outside of the wall, which effectively separates the thermal bridge through the wall pillars to the exterior wall panel; The shelves between floors are filled with glass fiber to reduce heat transfer through the floors; All interior walls are filled with fiberglass between the pillars to reduce heat transfer between the walls.

Fire protection technology One of the most critical problems of light steel structure is the application of fire prevention technology, and the fire resistance level of light steel structure housing is level four. Building light steel structure housing on both sides of the wall and the ceiling of the roof with fireproof gypsum board, for the ordinary firewall and sub-wall with 25.4 mm thick (1 inch) gypsum board protection, to achieve 1 hour fire protection requirements, in addition to the wall between the wall columns and the roof grille filled with glass fiber for fire prevention and heat transfer also played a positive role in protecting fire and heat transfer.

Sound insulation technology light steel structure is filled with glass wool between the interior and exterior walls and the roof shelf, which effectively prevents the audio part transmitted through the air, and for the impact sound transmitted through solids, the following structural treatment is made: for the sub-household wall, two wall columns are used to form two walls with intermediate gaps; For the small keel of fixed plasterboard for suspended ceilings, an elastic structure with small grooves is used to effectively reduce the solid sound propagation between floors.

Keywords: Technical performance of Sichuan steel structure

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