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SA-335 Grade P11 Seamless Alloy Steel Pipe from Canada

This seamless pipe made from chromium-molybdenum alloy steel (SA-335 P11 grade) has an outside diameter of 250 mm and wall thickness of 15 mm, designed for high-temperature and high-pressure applications. It falls under HTS 7304.59.80.50 due to its circular cross-section, alloy steel composition, seamless construction, and specified dimensions exceeding 190.5 mm OD with 12.7-19 mm wall thickness.

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
9903.05.900%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

• Obtain material test reports (MTRs) certifying alloy composition and seamless manufacturing to comply with HTS 7304 requirements

• Verify exact OD (190.5-285.8 mm) and wall thickness (12.7-19 mm) measurements per ASTM specs to avoid misclassification

• Include end-user certificates if for pressure applications to prevent reclassification as tubes under different headings