Round Spiral Duct

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Materials

Model: DF-BWG Diameter: 35-150mm0.25-0.4mm Type: Double Wall Material: Galvanized Steel

WhatsApp：+8615093660266

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Description

Product Description

Prestressed ducts are divided into two types: prestressed plastic ducts and prestressed metal ducts. The prestressed metal duct can be made of two materials, the black (Carbon) steel strip, and the other is galva- nized steel strip.

spiral flat steel pipe
Inner Length (mm)	52	67	76	65	74	90
Inner Width (mm)	19	19	19	22	22	22

spiral round steel pipe
Inner Diameter (mm)	35	40	45	50	55	60	65	70	75	80	85	90	95	100	105	110	115	120	125	130
Outter Diameter (mm)	40	45	50	55	60	65	70	75	80	85	90	95	100	105	110	115	120	125	130	135

More than 20 years of rich experience

in the productiong technology of Prestressed industry

DAFANG Prestressed is a professional manufacturer and a Supplier engaged in research, development, production, sale, and service of hydraulic tension jack, hydraulic oil pump, post-tension anchorage, pc strand, and intelligent tension systems.

DAFANG Prestressed is dedicated to strict quality control and thoughtful customer service, experienced specialists are always available to discuss your requirements and ensure full customer satisfaction.

In recent years, DAFANG Prestressed has added a series of advanced equipment including CNC machine tool, CNC rocker drill, CNC drilling machine, and CNC cutting machine.

All products are selling well in both domestic and abroad. Products have been exported to clients in many countries and regions such as Cambodia, Malaysia, Philippines, Dubai, and Colombia.

info@hndfyyl.com

+8615093660266

Luhuagang turntable 50 meters, Yuwangtai District, Kaifeng, Henan Province, China

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