Corrugated Duct

Post Tension Galvanized Corrugated Steel Duct

It’s mainly used as the prestressed concrete structure, such as the large span railway and highway, bridge, crane girders, rock-soil anchoring engineering, multi-floor industrial plant, coal, sports venues, etc.

With a combined monthly production capability of up to 20,000 pieces, we are able to meet even the most demanding schedule.

MaterialGalvanized strip
Product nameMater Construction Post Tension Galvanized Corrugated Steel Duct
DiameterInternal Diameter 40mm-130mm
LengthDepend on customer requirement
Surface treatmentHot dipped galvanized
TypeRound or flat metal ducts
Technical Parameters of Corrugated Round Duct
Bore40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 115 120 125 130
Allow± 0.5± 1.0
Corrugated Duct

Master Prestressed & Post Tensioning System