36-Inch OD Seamless Alloy Steel Structural Pipe from China
Seamless alloy steel pipe, 36-inch (914.4 mm) OD, for offshore platform structural columns. Under HTS 7304.59.80.80 for seamless, circular, other alloy steel with OD >406.4 mm. High strength-to-weight ratio suits marine environments.
Duty Rate — China → United States
75%
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
9903.91.0125%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
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
• Certify compliance with ASTM A501 for structural alloy applications to support valuation
• Document galvanization if applied—may affect alloy content calculation for classification
• Bundle in protective caps during shipping to prevent OD deformation that could trigger re-measurement