316L Stainless Steel Square Hollow Section 50x50mm 1.2mm
Metric-sized welded 316L stainless steel square hollow section, 50mm x 50mm with 1.2mm wall, under HTS 7306.61.70.30 as stainless steel welded noncircular tube of square cross-section less than 4mm thick. Ideal for corrosive environments like marine applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not stainless alloy steel
Non-stainless alloy steel square tubes use 7306.69, based on steel composition excluding stainless.
If coiled or in leaf form
Coiled stainless steel tubing classifies under 7320 as springs, not straight hollow profiles.
If imported as heat exchanger parts
Tube sections designed for heat exchangers may fall under machinery parts in Chapter 84.
Not sure which classification is right?
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Import Tips & Compliance
• Include material safety data sheets (MSDS) confirming 316L grade for corrosion resistance claims
• Check for anti-dumping duties on certain stainless steel imports from specific countries
• Document as 'hollow profiles' not 'pipes' to prevent confusion with plumbing subheadings
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