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AISI 4140 Alloy Steel Strip from Japan

Flat-rolled strip of AISI 4140 chromium-molybdenum alloy steel, width 450 mm, thickness 1.5 mm, cold-rolled finish. Classified under HTS 7226.99.0180 as flat-rolled alloy steel product (not stainless), width under 600 mm, not further worked beyond basic rolling. Used in machinery shafts and gears.

Duty Rate — Japan → United States

50%

Rate breakdown

9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Provide mill test certificate confirming alloy composition meets Chapter 72 definitions (e.g

Cr+Mo content)

Declare exact width/thickness; products >=600mm shift to 7225 heading

Avoid 'further worked' treatments like coating/polishing to prevent reclassification to 7226.91+

AISI 4140 Alloy Steel Strip from Japan — Import Duty Rate | HTS 7226.99.01.80