Galvanized Corrugated Duct
Round steel corrugated duct is mainly used as the prestressed concrete structure, such as the large span railway/ highway, bridge, crane girders, rock-soil anchoring engineering, multi-floor industrial plant, coal, sports venues, etc.
Type: Round metal ducts;
Color: Silver
Zinc coating:30g/m2 or 60g/m2
Thickness: 0.2-0.6mm;
Dia.: 35mm-160mm;
Length: 2.2-5.8m/pc
