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Quick Details

  • Place of Origin: China (Mainland)
  • Material: Galvanized Sheet
  • Product name: Factory Price Metal Galvanized Corrugated Ducts for Precast columns
  • Thickness: 2 - 2.5 mm
  • Outer Diameter: 40 - 160 mm
  • Diameter Tolerance: 1mm
  • Available Shape: Round, Flat
  • Application: Precast Building
  • Color: Orange, White, and color as you demand
  • Ring Stiffness: ≥4
  • Surface: Corrugated Surface
  • Other products: Low relaxation prestressed strand

Packaging & Delivery

Packaging Details With the standard of our company or as customers' requirements.
Delivery Time in 15-25 days from receiveing your deposit
Product Overviews
Factory Price Metal Galvanized Corrugated Ducts for Precast columns 



TypeFactory Price Metal Dia 60mm Corrugated Duct in Post Tension
Inner Dia(d)40mm-160mm; Φ55  Φ70  Φ80 Φ90 Φ100  Φ120
Outer Dia(D)Φ60/Φ66  Φ75/Φ81 Φ85/Φ91 Φ95/Φ101Φ105/Φ114 
Length: 5.8M/PCS, 6M/PCS, 12M/PCS
Thickness(s)0.25cm 0.3cm

For HDPE Duct: Orange, Black, White and color you demand

For Metal Duct: Black, Galvanized

 Application: 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 industrual plant, coal, sports venues. etc.


Trading Info


500  meter 

Grade No. Identification

English label with specifications


in one 20' or 40'container

Trade Terms



100% Irrevocable documentary L/C at sight;

30% deposit in advance and the balance against copy B/L within 3 days

Other Payment Available

Alibaba credit. TT. based on the relationship of cooperation

Delivery Time

15-20 days after receiving the deposits or workable L/C

Shipping Time

5-30 days depend on the final destination



Quality Control

1) Raw material control

As the strategic partner and big customer of China's biggest steel company, Capital Steel Group, we have stable suppliers and high quality raw materials.


2) ISO9001: 2000 certificate

All of our equipments, production flow, and quality control system have passed ISO9001: 2000 certificate since 1997.




Company Information

Tianjin Chunpeng PC Strand Co., Ltd is a professional manufacturer of PC Strand,

PC Steel WireUnbonded PC Strand, Corrugated Duct and Galvanized 

PC Strand in Tianjin, China. Our company was established in 1994 with registered capital 

USD 16 million, covering a land area of 90,000m2. 


We have 11 production lines and 13 wire drawing machines to produce PC Strand from 

4.85mm to 23mm diameter; 3 test laboratories and 16 quality control workers to ensure quality requirements in accordance with ISO9001.


Welcome to visit our factory!




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China (Mainland) | Manufacturer, Trading Company
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Supplier's Trade Assurance Limit: US $156,000
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