Name: 70mm Smooth Type Flat Duct for Prestressed Buildings
Uploaded: 2026-02-24T19:57:05+08:00
Description: Watch the 70mm Smooth Type Flat Duct for Prestressed Buildings video demo to see how it works, key features, and real-use scenarios. A helpful video guide before you buy.,Pre-Stressed Metal Corrugated Pipe,Post Tension Flat Duct,Post Tension Oval Flat Duct,Corrugated Metal Pipe,Metal Corrugated Tube,Corrugated Duct Pipe,Post Tension Duct,Galvanized Corrugated Steel Pipe

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70mm Smooth Type Flat Duct for Prestressed Buildings Video,Demo, How It Works & Features 2025-04-09 4470
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Product Specifications

Model NO.:

PT70-90

After-sales Service:

Yes

Warranty:

1-3 Years

Certification:

Function:

Sound Insulation, Drainage, Protect, Support

Position:

Lower Structure

Type:

Main Beam

Thickness:

0.38-0.4mm

Length:

5.8m/PCS(Customisable)

Dia:

70mm,90mm

Surface Treatment:

Galvanized

Product to Be Used for:

PC Strand Grouting Work

Trademark:

JNFLEX

Transport Package:

Stardard Export Package

Specification:

70x20mm, 90x20mm

Origin:

Changzhou; Jiangsu; China

HS Code:

72119000

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70mm Smooth Type Flat Duct for Prestressed Buildings Video,Demo, How It Works & Features