ASTM A197 Carbon Steel Sleeve Coupling from Japan
Threaded sleeve coupling meeting ASTM A197 standards for malleable iron fittings, used in fire sprinkler systems. Classified in HTS 7307.92.30.10 as iron/nonalloy steel threaded sleeves. Corrosion-resistant for reliable fire protection piping.
Duty Rate — Japan → 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
• Include UL/FM listing certifications mandatory for fire protection imports to pass CBP review
• Declare as 'sprinkler system only' to qualify for potential duty suspensions under HTSUS provisions