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THF The Composite Flame Retardant Bridge takes inorganic non-inflaming material as basic body,which is made through compounding organic polymer sparingly-flaming material on the surface,combining with advantages of organic and inorganic series with characters as high oxygen index,sparingly flaming, corrosion tolerance, high strength, good climate tolerance and convenientconstruction etc. it is suitable for cable fireproofing protection and fire- -tolerance separation of variouslevels in electrify, petrifaction, metallurgy, post and telecommunications, and building etc, especially forvarious environments of chemical gas with salt fog, chilliness and extremely hot etc, so it is a kind of idealnew substitute product of steel crane span structure in sites with requirements of important loop cable,fireproofing and corrosion-proofing.
1。Various standards and regulations are offer to users,which can beformulated according to demands of users。
2.While installing, the crane span structure should be fastened byspecial pothook bolt (associated with special gasket or connecting bolt)and corbel; adapter connectors between crane span structures shouldbe connected through common bolt (associated with special gasket);both sides of the crane span structure and each distance of 1000mmshould be fastened through special strapping tape and locking buttons.
3.While installing, the crane span structure should be cut, drilled ormontage according to practical situation on the scene whenencountering practical alternation, pipeline crossing.