AISI 4130 Seamless Pipe Billet from China

Chromoly AISI 4130 steel billets specifically for piercing into seamless tubing used in aircraft and oilfield applications. Under 7224.90.00 as other semi-finished alloy steel products, primary form before extrusion.

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

Specify end-use in entry docs if needed for verification; billets must not be drilled/hollow

Beware of quota restrictions under Section 232 steel proclamations