Structural Alloy Steel Large Pipe for Bridge Construction
Longitudinally welded alloy steel tubes exceeding 406.4 mm OD used as structural elements in bridge piers and supports. HTS 7305.31.60 covers these large circular welded pipes of alloy steel. High-strength low-alloy (HSLA) grades.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | +35.0% | 35% |
| 🇲🇽Mexico | Free | +10.0% | 10% |
| 🇨🇦Canada | Free | +10.0% | 10% |
| 🇩🇪Germany | Free | +10.0% | 10% |
| 🇯🇵Japan | Free | +10.0% | 10% |
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 cut/manipulated into specific structures
Fabricated into bridge components beyond simple tubes moves to 'other structures' in 7308.
If seamless versions for piling
Construction piling often seamless, directing to 7304 for large non-welded tubes.
If rectangular/square cross-section
Non-circular large welded tubes classify as 'other hollow profiles' in 7306.
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Import Tips & Compliance
• Provide structural engineering specs showing load-bearing use, but note tubes classify by form over function
• Confirm circular cross-section; elliptical variants may shift to hollow profiles in 7306.60
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