Broadcast Tower Tubular Diaphragm from Canada
Ring-shaped tubular steel diaphragms providing horizontal stiffening in FM broadcast lattice towers. Bolted assembly design. 7308.20.0030 for sectional tower components.
Duty Rate — Canada → 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
• Specify antenna load distribution; ensure diaphragm flatness tolerances; avoid ring/hoop misclassification