Customizable Length Galvanized Corrugated Duct Prestress Spiral Metal Duct for Bridge and Building Use

• Customization: Available
• After-sales Service: Yes
• Warranty: 1-3 Years
• Model NO.: 40mm-130mm
• Function: Sound Insulation, Drainage, Protect, Support
• Position: Lower Structure
• Type: Main Beam
• Thickness: 0.3mm
• Length: 5.8m/PCS(Customisable)
• Dia: 40-130mm
• Surface Treatment: Galvanized
• Product to Be Used for: PC Strand Grouting Work
• Shape: Round and Flat
• Transport Package: Stardard Export Package
• Specification: 70x20mm, 90x20mm
• Trademark: JNFLEX
• Origin: Changzhou; Jiangsu; China
• HS Code: 72119000
• Production Capacity: 15000m/ Per Year
• Package Size: 580.00cm * 200.00cm * 150.00cm
• Package Gross Weight: 10.000kg

Product Description

Introducing the robust and versatile Galvanized Corrugated Pipe, perfect for post-tensioning duct applications in construction and bridge projects. This metal bellow pipe, with a sophisticated spiral design, ensures exceptional durability and reliability.
Discover the ultimate Bridge Galvanized Metal Corrugated Pipe for post-tension duct applications in construction. With its precise 45mm specification, this pipe is engineered for demanding environments, delivering uncompromised performance and strength.

Product Description

Specifications:

Category:	Round and flat
Dimension:	40-130mm
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 industrial plant, coal, sports venues, etc.
Packing:	With 5.8 meter loaded in 20ft Container or 11.8 meter per piece loaded in 40GP or 40HQ Container.
Deliery time:	Nomally within 20days after receiving the deposit or the copy of L/C at sight.
Length	Available upon request

corrugated round pipe	ID(mm)	45	50	55	60	70	80	85	95	105	115	120	130
	OD(mm)	50	55	60	65	75	85	90	100	100	120	125	135

Basic Info.

Diameter	40mm-130mm	Thickness	0.3mm
Trademark	JNFLEX	Length	5.8m/PCS(Customisable)
Origin	changzhou, China	Transport Package	Stardard Export Package
Surface Treatment	black and galvanized	Product to Be Used for	PC Strand Grouting Work
HS Code	72119000	Production Capacity	3000 Meters/ Per Day
Application	Construction Agriculture  Infrastructure Industrial Usage	Exporting Package:	With 5.8 meter loaded in 20ft Container

Corrugated Metal Duct Round (0.3mm thick)
 

Our Corrugated Duct is engineered to serve as an ideal duct former for diverse precast and cast-in-situ concrete tasks. Crafted from semi-rigid hot-dipped galvanized metal, it offers unparalleled strength and durability when cast into concrete, easily integrating with reinforcing steel. Available in diameters ranging from 40mm to 130mm, it can also be tailored to specific length and diameter requirements. Perfect for post-tensioning ducts and ensuring seamless precast connections, this duct is your go-to solution.

THE KEY BENEFITS AND FEATURES FOR CORRUGATED DUCTS

1. A versatile selection of diameters is at your disposal, ranging from ID 40mm to ID 130mm, catering to all project requirements.

2. Tailored production to meet site-specific quantity demands, ensuring seamless project execution.

3. Streamlined benchmarking facilitates an efficient production schedule, enhancing project management.

4. Customer-friendly design, offering flexibility with bendability and customization for cutting to meet specific requirements.

5. Effortless placement on-site with its tough and durable construction, ensuring long-lasting performance.

6. Enhanced corrosion protection through superior hot dip zinc coating, ensuring longevity and resilience.
 

Detailed Photos

Application

 

Company Profile

JNFLEX (CHANGZHOU) CO., LTD Strategically located in the vibrant city of Changzhou, Jiangsu Province, China, JNFLEX (CHANGZHOU) CO., LTD. has been a pioneering force since 1995. We excel in delivering innovative flexible connection and protection solutions across various industries, including construction, automotive, high-speed rail, and steel metallurgy. Our commitment to quality is unwavering, underscored by our ISO 9001 and IATF 16949 certifications, along with European Conformity (CE) certification, ensuring our products meet the highest standards globally.

Our 20,000-square-meter facility, with 18,000 square meters of factory space, houses over 120 employees. We proudly forge long-term alliances with Fortune 500 companies and boast a diverse export footprint, reaching Europe, Southeast Asia, Australia, South America, Africa, and many more regions.
Your satisfaction is our priority, and we warmly invite visitors to explore potential cooperation and engage in meaningful business discussions with us.

Customer feedback

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Partnerships

 

Certifications

 

FAQ

Q1: Can you supply stocks? Can you deal small orders?
A1: Yes, we can.Small orders can also be accepted.

Q2: Do you provide samples ? is it free or extra ?
A2: Yes, we can offer samples free of charge. But the express cost should be on buyer's account.

Q3: Do you make the duct in-house?
A3: Yes, we have our own factory so the ducts are produced by our own workers.

Q4: Weight of duct per meter?
A4: The weight of duct per meter is 0.57kg.

Q5: Which port do you send from?
A5: Normally we ship from Shanghai harbour.