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北京图书馆新馆室内吊顶分为轻钢龙骨T型和U型两个系列,吊顶面层有矿棉吸音板、纸面石膏板、水泥石棉板等几种。吊顶面积共77000m~2。矿棉吸音板吊顶占55％,这种吊顶的优点是质轻、不固定、便于拆卸修理,并具有防火、吸音等特点。本文结合施工过程,介绍T型轻钢龙骨矿棉吸音板吊顶的施工方法。 1.吊顶材料吊杆用φ8～φ10钢筋,龙骨为TC38型系列轻钢龙骨,矿棉吸音板规格为598×598×1.5mm,598×598×19mm,此外还有窗帘盒、异型边龙骨、50×5角钢及木方等。
The indoor ceiling of the new library of Beijing Library is divided into two series of light steel keel T-type and U-type. There are several kinds of ceiling surface layers such as mineral wool sound-absorbing board, paper surface gypsum board and cement asbestos board. The total ceiling area is 77000m~2. Mineral wool sound-absorbing board ceilings account for 55%. The advantages of this kind of suspended ceilings are light weight, non-fixed, easy to dismantle and repair, and it has features such as fire prevention and sound absorption. In this paper, the construction method of T-type light steel keel mineral wool sound-absorbing panel ceiling is introduced. 1. Ceiling material boom is made of φ8～φ10 rebar, keel is TC38 series light steel keel, mineral wool sound-absorbing board specifications are 598×598×1.5mm, 598×598×19mm, in addition to curtain box, shaped side keel, 50 × 5 angle steel and wood and so on.