Corrugated Duct Spiral Grout Tube Galvanized Round Duct with Metal Bellows for Structural Applications

• Customization: Available
• After-sales Service: Yes
• Warranty: 1-3 Years
• Model NO.: 40mm-130mm
• Certification: DIN, JIS, GB, BS, ASTM, AISI, ISO9001
• 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
• 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 our top-tier Galvanized Corrugated Pipe, designed for optimal post-tension ducting in construction and bridgeworks. This robust metal bellow spiral pipe specializes in ensuring strength and resilience throughout your structural endeavors.
Presenting the Bridge Galvanized Metal Corrugated Pipe, meticulously crafted with a 45mm post-tension duct, perfect for construction demands. This pipe excels in providing reliable support for bridges and structural settings.

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

Discover our Corrugated Metal Duct Round, constructed with a consistent thickness of 0.3mm. Designed for durability, this duct is a cornerstone for advanced construction projects.
 

Our Corrugated Duct is a versatile duct former, ideal for both precast and cast-in-situ concrete projects. Crafted from semi-rigid, hot-dipped galvanized metal, it guarantees strength and longevity when cast into concrete. It's effortlessly anchored near reinforcing steel and customizable from 40mm to 130mm, meeting specific length and diameter requirements. Essential for post-tensioning ducts and precast connections, this duct is a testament to superior engineering.

THE KEY BENEFITS AND FEATURES FOR CORRUGATED DUCTS

1. A versatile range of diameters available, from ID 40mm to ID 130mm, to suit diverse project requirements.

2. Tailored manufacturing to match the exact quantity required at your site, ensuring project efficiency.

3. Streamlined benchmarking processes for precise production scheduling, enhancing productivity.

4. Designed with the customer in mind - flexible, bendable, and easily customizable to meet specific needs.

5. Simple and hassle-free installation on site, thanks to its durability and toughness.

6. Superior corrosion resistance with a protective hot-dip zinc coating, ensuring longevity.
 

Detailed Photos

 

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Company Profile

JNFLEX (CHANGZHOU) CO., LTD Situated in the vibrant Changzhou City, Jiangsu Province, China, JNFLEX (CHANGZHOU) CO., LTD, established in 1995, excels in delivering flexible connection and protection solutions tailored for industries such as construction, automotive, high-speed rail, and steel metallurgy. Our commitment to excellence is reflected in our ISO 9001 and IATF 16949 certifications, along with the European Conformity (CE) certification, ensuring unparalleled product quality.

Our state-of-the-art 20,000-square-meter facility, featuring an expansive 18,000 square meters of advanced factory space, is the hub for over 120 dedicated employees. We proudly maintain enduring relationships with Fortune 500 companies, extending our reach to Europe, Southeast Asia, Australia, South America, Africa, and beyond.
At JNFLEX, customer satisfaction is our priority, and we warmly invite visitors for cooperative ventures and meaningful business discussions.

Customer feedback

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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.