4145 QT Alloy Steel Cold Bar 140 mm Round from Japan
4145 quenched-and-tempered alloy steel bar, cold-finished 140 mm diameter for drill collars and heavy shafts. HTS 7228.50.5040 applies to cold-formed alloy bars 76-228 mm, not further worked despite QT condition. Alloy via Cr-Mo content.
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 of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• QT heat treatment allowed if surface remains cold-finished only, not machined
• Certify 4145 chemistry distinctly from 4140 for proper alloy identification
• Oilfield applications may trigger special documentation requirements