Marine-Grade Aluminum Foam-Core Bulkhead Panel
Laminated panels of corrosion-resistant aluminum sheets with polyurethane foam core for ship bulkheads. Under HTS 7616.99.51.20 for its adhesive-held flat sheets and non-metallic core.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If imported as integral vessel structures
Floating structures and parts classify under Chapter 89.
If foam core is cellular plastic predominant
Plastic cellular plates/sheets take precedence in Chapter 39.
If made from extruded profiles instead of flat-rolled sheets
Different aluminum form changes subheading within 7616.
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Import Tips & Compliance
• Certify marine-grade alloy compliance with subheading notes (e.g
• Mg content) for accurate duty
• Document flat-rolled origin of sheets; extruded versions go to 7604
Related Products under HTS 7616.99.51.20
Aluminum Honeycomb Core Panel
A lightweight structural panel made from two flat-rolled aluminum sheets bonded to a non-metallic honeycomb core, typically used in aerospace and construction. It falls under HTS 7616.99.51.20 due to its laminated construction with a non-metallic core meeting the chapter's definitions for aluminum articles.
Aluma-Core Insulation Board
Laminated board of two aluminum sheets sandwiching a foam or fiberglass non-metallic core for thermal insulation in HVAC systems. Classified under HTS 7616.99.51.20 as 'laminated goods' with non-metallic core from flat-rolled aluminum sheets.
Aluminum Composite Honeycomb Door Skin
Flat-rolled aluminum sheets laminated with a paper honeycomb core for lightweight door panels in furniture or vehicles. This fits HTS 7616.99.51.20 precisely as laminated goods with non-metallic core.
Signage Aluminum Dibond Panel
Dibond-style panel with two thin aluminum sheets laminated to a polyethylene core for outdoor signage. Classifies in HTS 7616.99.51.20 as laminated flat-rolled aluminum with non-metallic core.
Aerospace Aluminum Sandwich Skin Panel
High-strength aluminum flat sheets laminated with Nomex honeycomb core for aircraft interior skins. Fits HTS 7616.99.51.20 definition of laminated goods with non-metallic core.
ACP Aluminum Composite Partition Wall
Aluminum composite material (ACP) panels with aluminum sheets over mineral-filled polyethylene core for interior partitions. HTS 7616.99.51.20 covers this laminated structure.