Seamless Nonalloy Steel Structural Pipe
Seamless pipe from nonalloy steel with walls thicker than 4 mm, employed in construction for load-bearing columns and supports. Falls under HTS 7304.90.10.00 for its seamless production and material specs in heavy-duty hollow profiles.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If stainless steel
Stainless variants classify under specific alloy headings like 7304.31.
If considered a finished structure component
Pre-fabricated into structures may shift to 7308 for steel structures.
Not sure which classification is right?
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Import Tips & Compliance
• Certify ASTM A106 or similar standards; structural use requires proof of mechanical properties
• Measure wall thickness independently to prevent customs disputes
• Label clearly as industrial pipe to avoid retail packaging misclassification
Related Products under HTS 7304.90.10.00
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Seamless Carbon Steel Boiler Tube
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Nonalloy Steel Seamless Line Pipe
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Thick-Wall Seamless Steel Pressure Pipe
Nonalloy steel seamless pipe designed for high-pressure fluid transport, with wall thickness of 4 mm or greater. Classified in HTS 7304.90.10.00 as other seamless tubes/pipes of iron or nonalloy steel meeting the thickness requirement.