United States tariff line 7306.30.50.33: With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm
Last updated
Key facts
- Tariff line
- 7306.30.50.33
- Covers
- Other, welded, of circular cross section, of iron or nonalloy steel, having a wall thickness of 1.65 mm or more, with an outside diameter not exceeding 114.3 mm, galvanized, with an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm
- Duty (MFN)
- Free
- Additional duties
- None recorded
- Restrictions
- None recorded
- Tariff
- United States
- HS subheading
- 7306.30
Summary
In the United States tariff, line 7306.30.50.33 covers other, welded, of circular cross section, of iron or nonalloy steel, having a wall thickness of 1.65 mm or more, with an outside diameter not exceeding 114.3 mm, galvanized, with an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 7306.30 in heading 73.06 (chapter 73).
What this line covers
In the United States tariff, line 7306.30.50.33 covers other, welded, of circular cross section, of iron or nonalloy steel, having a wall thickness of 1.65 mm or more, with an outside diameter not exceeding 114.3 mm, galvanized, with an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm.
Its legal text is “With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm”, read under “Other, welded, of circular cross section, of iron or nonalloy steel”, “Having a wall thickness of 1.65 mm or more”, “Other”, “Other”, “With an outside diameter not exceeding 114.3 mm”, “Galvanized” and “Other”.
How it is structured
It falls under HS subheading 7306.30 in heading 73.06 (chapter 73). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.
- Chapter 73
- Articles of iron or steel
- Heading 73.06
- Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel
- Subheading 7306.30
- Other, welded, of circular cross section, of iron or nonalloy steel
- Within the subheading
- Having a wall thickness of 1.65 mm or more
- Within the subheading
- Other
- Within the subheading
- Other
- Within the subheading
- With an outside diameter not exceeding 114.3 mm
- Within the subheading
- Galvanized
- Within the subheading
- Other
- Line 7306.30.50.33
- With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm
Duty
Goods under this line enter free of general (MFN) duty.
The rate is published on 7306.30.50.
Other lines under 7306.30
- 7306.30.10.10Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit
- 7306.30.10.90Other
- 7306.30.30.00Tapered steel pipes and tubes principally used as parts of illuminating articles
- 7306.30.50.10Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold drawn
- 7306.30.50.15Other, cold-drawn
- 7306.30.50.20Other, cold-rolled (cold-reduced) with a wall thickness not exceeding 2.54 mm
- 7306.30.50.26With an outside diameter not exceeding 50.8 mm
- 7306.30.50.27With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm
- 7306.30.50.28Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit
- 7306.30.50.31With an outside diameter not exceeding 50.8 mm
- 7306.30.50.35Tube and pipe hollows for redrawing
- 7306.30.50.41With an outside diameter not exceeding 50.8 mm
- 7306.30.50.43With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm
- 7306.30.50.56With an outside diameter not exceeding 50.8 mm
- 7306.30.50.57With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm
- 7306.30.50.85Galvanized
- 7306.30.50.90Other
In other countries
No other national tariff on border.bot has live lines under 7306.30 yet.
Frequently asked questions
What does tariff line 7306.30.50.33 cover in the United States tariff?
In the United States tariff, line 7306.30.50.33 covers other, welded, of circular cross section, of iron or nonalloy steel, having a wall thickness of 1.65 mm or more, with an outside diameter not exceeding 114.3 mm, galvanized, with an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm.
What is the general (MFN) duty on 7306.30.50.33 in the United States?
Goods under this line enter free of general (MFN) duty. The rate is published on 7306.30.50.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: