Chrome-Moly P11 Alloy Steel Threaded Coupling 6-inch from Mexico
P11 grade (1.25% Cr) chrome-moly alloy steel threaded sleeve for power plant steam lines, rated 600 PSI. HTS 7307.92.3030 covers these high-temperature alloy threaded couplings excluding stainless compositions.
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
• SA-335 P11 material cert required; chromium content (1-1.5%) confirms alloy status
• Mark with ASME B16.11 standards compliance