Rubber-Core Laminated Steel Sound Barrier
Dual flat-rolled steel sheets with rubber core for industrial noise barriers and HVAC enclosures. HTS 7326.90.86.10 applies to this adhesive or core-held steel lamination as other steel articles.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If rubber layer constitutes essential character over steel
Essential character rule shifts to Chapter 40 for rubber/steel composites where rubber dominates.
If primarily for electrical equipment soundproofing
Electrical apparatus mounting panels have specific subheading.
If delaminated into separate steel sheets on entry
Reverts to base flat-rolled steel classification without lamination present.
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Import Tips & Compliance
• Steel content must predominate; provide weight percentage (>50% steel) vs rubber core
• Acoustic test data supports classification but not required for tariff purposes
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