Alloy Steel Hydraulic Cylinder Tube from Canada
Seamless tube made of alloy steel, such as 4140 grade, with wall thickness under 4 mm, used in manufacturing hydraulic and pneumatic cylinders. It falls under HTS 7304.90.70.00 as a seamless hollow profile of alloy steel with thin walls. These tubes are precision-honed inside for piston rod sealing.
Duty Rate — Canada → 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
9903.03.060%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; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Verify alloy steel composition via mill test certificate (MTC) to confirm classification under 7304, avoiding reclassification to carbon steel headings
• Ensure wall thickness documentation <4 mm; ultrasound gauging reports prevent disputes at customs