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Steel perforated tube is made of high quality low carbon steel sheet. Perforated tubes can be made in the outline of round pipes or square tube channel gratings. There are many perforated tubes in WUZHOU KINGDA, if you are interested in our products, welcome to contact us!

Instruction

1. Perforated tube is popularly used as channel gratings for walk stairs safety or flooring grates. It is processed via the digital control perforated machines. 

2. And it's galvanizing is protecting layer against rust which makes them ideal for outdoor applications where corrosion is a concern. 

3. This kind of perforated metal square tube enjoys the features of rust resistance and corrosion resistance therefore it's widely used in corrosive environments.

4. Perforated tube is used for sign post or used as steel grating flooring or guardrail barriers.

5. Perforated tube has large debossed holes provide maximum drainage of debris and allow up to 50% free air opening depending on channel width.