Alloy Steel Welded Square Hollow Section 50x50mm
A square hollow profile tube of alloy steel, welded construction, 50 mm x 50 mm outer dimensions and 3 mm wall thickness, commonly used in furniture frames and architectural supports. Classified under HTS 7306.69.70.60 due to its noncircular square cross-section, welded seams, alloy material, and thin wall. It is not suitable for high-pressure applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If circular cross section
Circular welded tubes of alloy steel are classified under 7306.61, as cross-sectional shape determines the subheading.
If wall thickness is 4 mm or greater
Heat exchanger tubes have specific provisions; otherwise, thicker walls go to 7306.69.10.
If imported as part of a finished machine
Articles of iron or steel like pre-assembled frames may fall under 7326 if not imported as tube material.
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Import Tips & Compliance
• Provide detailed CAD drawings or photos confirming noncircular cross-section during customs entry
• Label with exact alloy grade (e.g
• 4140) for verification
• Avoid bundling with fittings to prevent set classification issues
Related Products under HTS 7306.69.70.60
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