SA-335 P22 Feedwater Heater Tube from Mexico
High-temperature P22 alloy steel (2.25% Cr, 1% Mo) seamless tube, 13.5-inch (342.9 mm) OD, for feedwater heaters in steam cycles. Fits HTS 7304.59.20.70 as seamless other alloy steel tube for feedwater heaters, OD 285.8-406.4 mm.
Duty Rate — Mexico → 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
• Certify minimum wall thickness and yield strength per SA-335; declare end-use in feedwater systems to affirm suitability; pitfall: incorrect alloy declaration leading to 7304.19 carbon steel rate