Min. Order Reference FOB Price
20 Meters US$1.00-3.00 / Meter
Product Description
Corrugated Duct/Pipe/Tube for Post-tensioning Pre-stressed Concrete PRE-STRESSED CORRUGATED DUCT / PIPE / TUBE Category: round and flat; STEEL and HDPE plastic duct Product Standard: Steel Duct JG 225-2007, Plastic Duct JTT 529-2016 Wall Thickness: Steel Duct 0.20-0.25-0.30-0.35-0.40mm, Plastic ...