4145M Modified Alloy Steel Hex Rod from China
4145M modified Cr-Mo alloy steel hexagonal rod (35 mm flats), hot-drawn for oilfield tools. HTS 7228.30.80.15 applies to hot-drawn alloy bars <76 mm cross-section, other than specified exclusions.
Duty Rate — China → United States
35%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Import Tips
• Distinguish hot-drawn from cold-drawn; only hot qualifies here,Hex measurement across flats for cross-section determination,Oilfield end-use docs may trigger special quotas if applicable