8-digit tariff item
7306.40.50—Having a wall thickness of 1.65 mm or more
General duty rate
Free
Across 10 10-digit lines
Coverage on this page
15Chapter 99 flags
·7
7306.40.50—Having a wall thickness of 1.65 mm or moreGeneral duty rate
Free
Across 10 10-digit lines
Coverage on this page
HTS 7306.40.50 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Having a wall thickness of 1.65 mm or more. It sits in Chapter 73: Articles of iron or steel, Section XV: Base Metals and Articles of Base Metal and rolls up 10 10-digit statistical lines, all with a general duty rate of Free. 15 Chapter 99 flags link to one or more child lines (4 active, 11 expired), and 7 potentially relevant AD/CVD order flags link to at least one child line.
Pick a line to view its exact rate and estimate duties and customs fees
7306.40.50.05Of high-nickel alloy steelFree7306.40.50.15Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawnFree7306.40.50.40Containing more than 0.5 percent but less than 24 percent by weight of nickelFree7306.40.50.42Containing less than 15 percent by weight of chromiumFree7306.40.50.44OtherFree7306.40.50.62Containing more than 1.5 percent but less than 5 percent by weight of molybdenumFree7306.40.50.64OtherFree7306.40.50.80OtherFree7306.40.50.85Containing more than 0.5 percent but less than 24 percent by weight of nickelFree7306.40.50.90OtherFreeProvisions linked to one or more lines under 7306.40.50; applicability depends on origin, product facts, claims, and entry date
| Code | Authority | Rate |
|---|---|---|
| 9903.80.01 | section_232Expired | The duty provided in the applicable subheading + 25% |
| 9903.80.61 | section_232Expired | The duty provided in the applicable subheading + 25% |
| 9903.81.83 | section_232Expired | The duty provided in the applicable subheading + 25% |
| 9903.81.85 | section_232Expired | The duty provided in the applicable subheading + 25% |
| 9903.81.87 | section_232Expired | The duty provided in the applicable subheading + 50%. |
| 9903.81.88 | section_232Expired | The duty provided in the applicable subheading + 50%. |
| 9903.81.94 | section_232Expired | The duty provided in the applicable subheading + 25% |
| 9903.82.02 | section_232Active | 50% |
| 9903.82.04 | section_232Active | 25% |
| 9903.81.95 | section_232Expired | The duty provided in the applicable subheading + 25% |
| 9903.82.18 | section_232Active | no change |
| 9903.91.01 | section_301Active | The duty provided in the applicable subheading + 25% |
| 9903.81.55 | section_232Expired | Free |
| 9903.80.95 | section_232Expired | Free |
| 9903.80.35 | section_232Expired | Free |
HTS-linked orders for one or more lines under 7306.40.50; written scope controls whether a product is covered
A-533-867ADIndiaWelded Stainless Pressure PipeA-583-815ADTaiwanWelded ASTM A-312 Stainless Steel PipeA-580-810ADSouth KoreaWelded ASTM A-312 Stainless Steel PipeA-552-816ADVietnamWelded Stainless Steel Pressure PipeA-557-815ADMalaysiaWelded Stainless Steel Pressure PipeC-533-868CVDIndiaWelded Stainless Pressure PipeA-549-830ADThailandWelded Stainless Steel Pressure PipeHTS 7306.40.50 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Having a wall thickness of 1.65 mm or more. It belongs to Chapter 73 and rolls up 10 10-digit statistical lines that brokers actually file at entry.
Every 10-digit line under HTS 7306.40.50 carries a general (Column 1) duty rate of Free. Chapter 99 flags and potentially relevant AD/CVD order flags are shown at the per-line level; applicability depends on the shipment facts, written scope, and entry date.
Tandom links section_232 provision 9903.80.01 to HTS 7306.40.50. Its published rate notation is The duty provided in the applicable subheading + 25%, and its status on 2026-10-08 is expired. 14 additional Chapter 99 flags also link to this code. A flag is not a shipment-level determination; check origin, product facts, claims, and entry date.
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader tariff item HTS 7306.40.50 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Tandom links 7 potentially relevant AD/CVD order flags to at least one 10-digit line under HTS 7306.40.50. An HTS link is a screening aid; whether a shipment is covered depends on the order's written product scope and country of origin. Use the linked lookup to review the case materials.
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