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Product Series

Post Tension Flat Duct (Flat metal tube)

Product name:

Post Tension Flat Duct (Flat metal tube)

Product description

The galvanized steel sheet is used in construction industry as same as pre-stressed corrugated pipe, making preformed hole in the components of post loaded pre-stressed concrete structure.

Large stiffness, tight joints, no leakage, no hole, no crack.

Corrugated pipe is embedded in steel bar in the bridge steel banding process, the purpose is to reserve space for wear steel strand when pouring concrete, so as to facilitate the later steel strand and tension, due to corrugated pipe with corrugation, and better concrete combination, a very good combination between steel strand, cement paste, beam plate after the condensation of steel strand tension grouting, so as to ensure uniform distribution of tensile stress and stress loss. 



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