HS code 730511 tariff rate
Longitudinally submerged arc welded:
HS 730511
Longitudinally submerged arc welded:
Current US base rate (structured schedule)
Free
Effective date
No dated action in the last 30 days. The base rate above stands until a new action takes effect.
Duty stack summary
- Base rate (MFN): Free on most lines.
- Additional duties noted: none on these lines in the structured schedule.
- Recent trade actions: none in the last 30 days of scanned notices touches this category.
Summary
HS 730511 covers longitudinally submerged arc welded:. The structured schedule lists a base rate of Free on most lines in this category. No trade action in the last 30 days of scanned notices touches this category. Confirm the classification of your specific goods with your broker.
What this rate means for an importer
Free means the schedule lists no base duty on most lines in this category. Duty is figured on the customs value of the goods, so a Free base rate adds nothing at that step. Extra duties from trade actions can still apply, so a Free base rate does not promise zero total duty.
The base rate is only the starting point. Extra duties from trade actions sit on top of it and change more often than the base schedule. Before you set a price or sign a purchase order, run the code through the free lookup to see recent actions.
Tariff lines in this category
Showing 5 of 5 lines. Match your goods to the closest line.
| Line | Base rate | Goods |
|---|---|---|
| 7305.11 | See schedule | Longitudinally submerged arc welded: |
| 7305.11.10 | Free | Of iron or nonalloy steel |
| 7305.11.10.30 | See schedule | With an external diameter exceeding <il>406.4 mm</il> but not exceeding <il>609.6 mm</il> |
| 7305.11.10.60 | See schedule | With an external diameter exceeding <il>609.6 mm</il> |
| 7305.11.50.00 | Free | Of alloy steel |
More in HS chapter 73 (Articles of iron or steel)
Nearby codes: 730230 730240 730290 730300 730512 730519 730520
Nearby chapters: Chapter 72 - Chapter 74
HS 730511 questions
What is the US base rate for HS 730511?
On most tariff lines in this category, the structured schedule lists Free. Free means the schedule lists no base duty on most lines in this category. Duty is figured on the customs value of the goods, so a Free base rate adds nothing at that step. Extra duties from trade actions can still apply, so a Free base rate does not promise zero total duty.
Does the base rate tell the full story for HS 730511?
No. Extra duties from trade actions can sit on top of the base rate and change often. Use the free lookup to see recent actions for this code before you commit to a price.
Where does this rate come from?
The base rate comes from the structured US tariff schedule, read through the Tariff Wire HS lookup. Recent actions come from published Federal Register notices from the last 30 days. Each lookup links its official source.
Can I use this page to classify my goods?
No. This page covers the HS-6 product category. The exact 8 or 10 digit classification of your goods, and what you owe on a specific entry, is work for you and your licensed customs broker.
How do I get an alert if the rate for HS 730511 changes?
Tariff Wire Pro watches this category every day and sends one plain-English alert when a change touches it, with the official source linked. That monitoring is part of the paid plan.
Check the live rate for HS 730511
Schedules change. Run this code through the free lookup to see the current base rate and any recent trade actions.
Look up HS 730511Get an email the day this rate changes
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Get alerts for HS 730511General information only, for educational and planning purposes. This is not legal advice and not a customs classification determination for your specific goods or entries. Tariff classification of your products should be confirmed with your licensed customs broker. Rates shown as 'detected' are taken from official notice text and are not confirmed; rates shown as 'confirmed' come from structured HTS data, which updates days to weeks after legal effective dates. Last updated 2026-09-28 from the structured US tariff schedule. Rates change; confirm with your broker before you act.