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Large span cable tray is a kind of more general cable tray support span is large, and because the structure design is exquisite, so again than normal cable tray has the characteristics of large bearing capacity of the bridge, so it is not only applicable to the oil refining industry, chemical industry, textile, machinery, metallurgy, electric power, TV, radio and other industrial and mining enterprises and the indoor and outdoor cable, overhead of also can be used as underground works, such as: the subway, civil air defense engineering in cable trench and cable tunnel support.
Large span cable tray includes large span cascade ladder, tray, groove, heavy load, three rectangular, multi tee, rectangular cross, and the corresponding types of fittings, plate and pillar.
Large span cable tray with cover, need to match plate when ordering, or order to cover type.
Large span cable tray surface treatment of plastic coating, galvanized, or paint processing.In the corrosive environment, can choose through plastic spraying processing of bridge, in the general atmospheric corrosion environment can choose galvanized processing of the bridge.
