💾 Data Updated: Latest version • Last updated: December 09, 2025

7304.24.30.20 - Having a wall thickness of 12.7 mm or more 🖩

Details

FieldValue
Unit of Quantitykg
General Rate of Duty (Column 1 - General)Free
Special Rate of Duty (Column 1 - Special)N/A
Column 2 Rate of Duty28%
Quota QuantityN/A
Additional DutiesN/A
About Duty Rates: Rates are divided into Column 1 and Column 2. Column 1 is subdivided into General (normal trade relations rates for all countries not eligible for special programs) and Special (preferential rates for countries with free trade agreements or preference programs). Column 2 rates apply to products from Cuba, North Korea, Belarus, and Russia. When no special rate exists for a classification, General rates apply.

Overview

This HTS classification, 7304.24.30.20, specifically covers seamless iron or steel casing, tubing, and drill pipe used in oil and gas drilling operations. The defining characteristic of this category is that the articles must be made of stainless steel and possess a wall thickness equal to or greater than 12.7 millimeters. These are robust components designed for the demanding conditions of subsurface exploration.

It is crucial to distinguish this category from its sibling, 7304.24.30.10. The primary differentiator lies in the wall thickness. While both subcategories pertain to threaded or coupled stainless steel casing with an outside diameter less than 215.9 mm, this specific classification is reserved for those with a thicker wall (12.7 mm or more), implying enhanced structural integrity and suitability for higher pressure or more challenging geological formations.

As this HTS code represents a leaf node, there are no further subcategories. Classification at this level is definitive based on the material (stainless steel), the application (oil and gas drilling casing), the connection type (threaded or coupled), the outside diameter (less than 215.9 mm), and the critical physical attribute of wall thickness (12.7 mm or more). Importers and exporters must carefully measure and verify these specifications to ensure correct customs declaration.

Frequently Asked Questions

›What is HTS code 7304.24.30.20?
HTS code 7304.24.30.20 covers Having a wall thickness of 12.7 mm or more under the US Harmonized Tariff Schedule. It falls under Chapter 73: Articles of iron or steel.
›What products are classified under 7304.24.30.20?
This classification covers Having a wall thickness of 12.7 mm or more. It is a subcategory of Having an outside diameter less than 215.9 mm:.
›What is the import duty rate for 7304.24.30.20?
The general rate of duty for HTS 7304.24.30.20 is Free. The Column 2 rate is 28%.
›What unit of quantity is used for 7304.24.30.20?
Imports under HTS 7304.24.30.20 are measured in kg.

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