Broadcast Tower Tubular Diaphragm

Ring-shaped tubular steel diaphragms providing horizontal stiffening in FM broadcast lattice towers. Bolted assembly design. 7308.20.0030 for sectional tower components.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7306.90.50.00Same rate: 35%

If threaded/screwed tube fittings

Fittings vs. structural diaphragms.

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Import Tips & Compliance

Specify antenna load distribution; ensure diaphragm flatness tolerances; avoid ring/hoop misclassification