Seamless Carbon Steel Boiler Tube
Seamless carbon steel boiler tube, a seamless tube made from nonalloy steel with a wall thickness exceeding 4 mm, designed for high-pressure boiler applications in industrial settings. It falls under tariff item 7304.90.00 as 'Other' seamless hollow profile of iron or nonalloy steel.
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 boiler tube is made of stainless steel
Seamless tubes and pipes of stainless steel are classified under a different subheading.
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
• Ensure the tube meets ASTM A192 or similar boiler tube standards
• Provide a mill test certificate to confirm the steel grade and wall thickness
• Check for any pressure equipment regulations in Canada
Related Products under Tariff item 7304.90.00
Heavy Duty Seamless Steel Fence Post
Heavy duty seamless steel fence post, a tall seamless nonalloy steel tube with thick walls (4 mm or more), used as fence or gate posts in agricultural and perimeter fencing. It falls under tariff item 7304.90.00 as 'Other' seamless tubes and pipes of iron or nonalloy steel, not elsewhere specified.
Heavy Seamless Steel Chimney Liner
Heavy seamless steel chimney liner, a seamless nonalloy steel liner tube with 4 mm or more wall thickness for industrial chimney stacks. It is classified under tariff item 7304.90.00 as 'Other' seamless tubes and pipes of iron or nonalloy steel.
Heavy Wall Seamless Steel Casing Tube
Heavy wall seamless steel casing tube, a seamless nonalloy steel tube with wall thickness of 4 mm or more, used as protective casing in oil well drilling. It qualifies under tariff item 7304.90.00 as 'Other' seamless hollow profiles of iron or nonalloy steel.
Heavy Wall Seamless Steel Guardrail Post
Heavy wall seamless steel guardrail post, a seamless nonalloy steel tube with walls over 4 mm for highway guardrail support posts. It is classified under tariff item 7304.90.00 as 'Other' thick-walled seamless steel products for infrastructure.
Nonalloy Steel Seamless Anchor Rod Tube
Nonalloy steel seamless anchor rod tube, a seamless thick-walled (4 mm+) tube of nonalloy steel for rock anchor rods in tunneling and mining. It is classified under tariff item 7304.90.00 as 'Other' seamless hollow profiles meeting material and thickness specifications.
Nonalloy Steel Seamless Line Pipe
Nonalloy steel seamless line pipe, a heavy-walled seamless pipe of nonalloy steel with wall thickness over 4 mm, used for oil and gas transmission lines. It is classified under tariff item 7304.90.00 as 'Other' seamless tubes and pipes of iron or nonalloy steel.