https://ameblo.jp/lianxiang/ ブログの説明を入力します。 ja Shallow Welded Back-to-Back Strut Channels are suitable for trapeze supports, seismic bracing, ceiling grids, pipe, conduit, duct, and cable tray supports. The channels are spot-welded, allowing for two-sided attachment. Short Slot design. Made from pre-galvanized steel sheet that has been passed through a molten zinc bath.

 

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