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Metal round corrugated duct is made of galvanized steel, normally in the range of 0.25 – 0.40mm in thickness and can be 40 – 120mm in diameter, length is 2.2m/pc, 5.8m/pc or customized. It is used as a duct former for a variety of precast and cast-in-situ concrete work, offers excellent bonding behaviour to tendon grout and also the concrete around it
Bore | 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 98, 100, 110, 120, 125, 130, 135, 140, 150, 155, 160mm |
Allow Diameter | Tolerance: 40mm ~ 100mm: ±0.5mm, 110mm ~ 160mm: ±1.0mm |
Standard with a thickness of just | 0.25mm to 0.30mm |
Enhanced Strip Thickness | 0.40mm to 0.50mm |
Packaging Details:
- Loose package
- Wooden box
- Wood crate
- As per customer's requirement
Shipping Details:
Aosen Special Steel Group and XinJi Aosen Metal Products Co., Ltd. have complete testing equipments, including 4 tensile testing machines with a capacity of 3 tons, 5 tons, 100 tons, and 150 tons, as well as 4 relaxation testing machines, metallographic instruments, torsion machines, bending machines, grease drop point meters, and many other inspection equipments.
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