ASTM A500 Ss400 Corrugated Galvanized Steel Culvert Galvanized Round Tube Corrugated Gi Culverts Steel Tube

G.I Spiral Duct Air Pipe  For Ventilation System
1. High strength, low resistance, good sealing performance, beautiful appearance, simple installation and long service life;
2. The raw materials used are all galvanized steel;
3. The inner and outer walls are smooth, the air duct resistance is small, no secondary noise is generated when the air is sent out, the energy consumption is reduced, and saving running cost ;
4. Can be produced on site, can be cut, can be drilled, can be opened, simple to install, save labor and time, shorten the construction period; 5. No maintenance after the installation of the galvanized spiral duct is completed, reducing maintenance costs.

Tianjin Boer King steel Group 
 
We are professional  trading company specializing in seamless steel pipe, galvanized steel pipe. We have long term cooperation with several famous steel manufactures. We can offer you best quality products with competitive price which will gave you an edge over your competitors. Besides, we offer best service all the time.We will do our best to satisfy you needs for the products. Our products have been sold in many countries and area of the world.

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