Fire Sprinkler Alloy Steel Pipe from China
Schedule 40 welded alloy steel pipe, 1-inch nominal, thick wall, for commercial fire sprinkler systems, UL listed. HTS 7306.50.50 other welded alloy.
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
• Thread engagement charts (8 threads/inch) for sprinkler drops
• Hydrostatic test pressure 2000 psi documented
• NFPA 13 system classification context