Alloy Steel Welded Semicircular Hollow
Welded semicircular (D-profile) hollows made from heat-resistant alloy steel, with a wall thickness of less than 4 mm, used for furnace components. These non-circular cross-section tubes are produced by welding and are classified under this tariff item for welded, non-circular alloy steel profiles.
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 hollow is made of non-alloy steel
Non-alloy steel welded non-circular tubes are classified under this item.
If the hollow has a circular cross-section
Circular welded alloy steel tubes are classified separately.
If the hollow is specifically designed as a part of industrial furnaces
Parts of industrial furnace equipment may be classified under Chapter 84.
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
• Specify the heat-resistant alloy composition and wall thickness on the invoice
• If the hollows are components of furnaces, verify whether they are parts of machinery, which may fall under Section XVI
• Use the CBSA's tariff classification advice for certainty
Related Products under Tariff item 7306.69.00
Alloy Steel D-Shaped Structural Pipe 150x100x8mm
A welded D-shaped hollow profile of alloy steel, with 150mm height, 100mm width, and 8mm wall, for crane boom sections. Its non-circular cross-section and welded construction classify it under tariff item 7306.69.00.
Alloy Steel Hexagonal Hollow Profile 100mmx6mm Wall
A welded hexagonal cross-section hollow profile from alloy steel, with 100mm across flats and 6mm walls, used in material handling frames. Its non-circular cross-section and welded construction place it under tariff item 7306.69.00.
Alloy Steel L-Shaped Hollow Section 250x150x7mm
A welded L-profile hollow section from alloy steel, with 250mm by 150mm dimensions and 7mm walls, reinforced for bridge components. Its non-circular cross-section and welded construction classify it under tariff item 7306.69.00.
Alloy Steel Octagonal Hollow Profile 80mmx5mm
A welded octagonal tube of alloy steel, with 80mm across flats and 5mm wall, for architectural columns. Its non-circular cross-section and welded construction place it under tariff item 7306.69.00.
Alloy Steel Square Hollow Section 200x200x5mm
A welded square hollow profile of alloy steel, with 200mm by 200mm dimensions and 5mm wall thickness, used in construction columns and offshore platforms. Its non-circular cross-section and welded construction classify it under tariff item 7306.69.00.
Alloy Steel Thin Welded Half-Round Tube
Welded half-round non-circular tubes of silicon-manganese alloy steel, with a 2 mm wall thickness, used for architectural accents. They are classified here as welded, non-circular hollow profiles of alloy steel.