Light steel keel
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Gypsum board butt joint: the gypsum board butt joint should be tight, the joint need to add cross brace keel, and the gypsum board should be installed under no stress state.
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The primary and secondary keels are straight: the primary and secondary keels are required to be straight, and the arching height is not less than 1/200 of the short span of the room; When large-scale suspended ceiling is planted, one large transverse keel shall be welded on the main keel every 12M.
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Made of galvanized steel or sheet steel, rolled by a special rolling mill multi-pass process
Various cross-sectional shapes, including U-shaped, C- shaped, T-shaped, and L-shaped
Mainly used for fixed gypsum board, calcium plastic board, sound-absorbing board, etc., commonly used in indoor partition wall and ceiling construction
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The light steel keel installation method involves a series of detailed steps and precautions. First of all, when installing the side keel elastic line, it should be fixed on the wall with expansion bolts. The distance between the bolts should not be greater than the spacing of the secondary keel of the ceiling, and ensure that steel nails or self-tapping screws are used to ensure the fixed quality.
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