Min. Order Reference FOB Price
1000 Meters US$0.70-2.50 / Meter
Product Description
Product Description The round ducts made by bending low-carbon galvanized or non-galvanized steel band. The pipes are mainly used for hole-making in post-tensioning prestressing concrete structures or components. 1. Color: black and galvanized; 2. Thickness: 0.25-0.35mm 3. Diameter: 35mm-130mm; ...