Base
HTS 7307.21Chapter 73

HTS 7307.21Flanges: Duty Rate & Import Guide

Articles of Iron or Steel · 1 court case · $15.2M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

Free

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Monthly Imports

$15.2M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

LOW

2 rulings — · 0 reg · 1 CIT, 0 CAFC

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: Free · 🇧🇷 Brazil: 1 NCM code

Compare All →

Data compiled from USITC HTS, US Census Bureau, CBP CROSS Rulings, CourtListener, HMRC / DG TAXUD / CBSA / SISCOMEX · As of 2026-04-29 · Updates monthly

Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

Trade Remedy

Additional Tariffs Apply

Section 232 — Steel & Aluminum Tariffs+25%

Iron and steel articles

Active — 25% on steel, 25% on aluminum (aluminum raised from 10% to 25% effective March 12, 2025)

Effective 2018-03-23

These additional tariffs apply on top of the general duty rate. View full trade remedy tracker →

Subheadings (3)

CodeDescriptionRate
7307.21Flanges:
7307.21.10.00Not machined, not tooled and not otherwise processed after forging3.3%
7307.21.50.00Other5.6%

CBP Rulings (2)

H276962Classification

Request for reconsideration of NY N077237; classification of ductile iron bolt rings and stainless steel bolt rings

H308209ClassificationNAFTA

Modification of HQ H276962; classification of ductile iron bolt rings and stainless steel bolt rings

Court of International Trade & Federal Circuit (1)

Matching Export Code (Schedule B)

7307210000Schedule B

STAINLESS STEEL FLANGES

Census Bureau export classification matching this HTS import code.

7307.19.90.807307.21.10.00