Industrial Ventilation Duct Pipe 16-inch
Industrial ventilation duct pipe, 16-inch (406.5 mm) outside diameter, welded spiral from nonalloy steel for large factory exhaust systems. The circular cross-section just exceeds 406.4 mm, and the welded construction places it under tariff item 7305.90.00.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | +50.0% | 50% |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the outside diameter is 406.4 mm or less
Smaller diameter welded pipes of nonalloy steel fall under heading 7306.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Verify the exact outside diameter exceeds 406.4 mm, as pipes at or below this threshold fall under a different tariff item
• Ensure the pipe meets local building codes for ventilation systems
• Provide detailed specifications to the CBSA to avoid classification delays
Related Products under Tariff item 7305.90.00
Alloy Steel DSAW Water Main Pipe
Alloy steel DSAW water main pipe, double-sided submerged arc welded with an outside diameter exceeding 406.4 mm, for municipal water distribution. The alloy steel composition and large circular cross-section place it under tariff item 7305.90.00.
Alloy Steel ERW Large Transmission Pipe
Alloy steel ERW large transmission pipe, electric resistance welded with a circular cross-section exceeding 406.4 mm, for crude oil transmission lines. The alloy steel composition and large diameter place it under tariff item 7305.90.00.
Alloy Steel HFW Oil Pipeline Tube
Alloy steel HFW oil pipeline tube, high-frequency welded with an external diameter exceeding 406.4 mm, for refined oil product pipelines. The alloy steel composition and large circular cross-section qualify it under tariff item 7305.90.00.
Alloy Steel Large Diameter LSAW Pipe
Alloy steel large diameter LSAW pipe, longitudinally submerged arc welded exceeding 406.4 mm outside diameter, for offshore oil platforms. The alloy steel composition and large circular cross-section place it under tariff item 7305.90.00.
Alloy Steel Large Diameter Welded Pipe
Alloy steel large diameter welded pipe, with a circular cross-section and external diameter exceeding 406.4 mm, for oil and gas transmission pipelines. The alloy steel composition and large size qualify it under tariff item 7305.90.00.
Alloy Steel Spiral Welded Pipeline Tube
Alloy steel spiral welded pipeline tube, with a circular cross-section over 406.4 mm outside diameter, for long-distance natural gas pipelines. The alloy steel composition and spiral welding place it under tariff item 7305.90.00.