Hollow profiles
Aluminum bars, rods and profiles. > Of aluminum alloys: > Hollow profiles
Duty Rate (from China)
Subheadings
Products classified under Tariff item 7604.21.00
2014-T6 Aluminum Hollow Round Profile Rod
> This is a hollow round profile rod in 2014-T6 heat-treatable alloy, copper-magnesium based, for high-stress industrial parts like aircraft fittings. Heat treatment enhances strength for demanding applications, and the hollow cross-section places it under tariff item 7604.21.00.
2024-T3511 Hollow Aluminum Frame Profile
> This is a 2024-T3511 hollow profile, a classic heat-treatable alloy for aircraft skins and frames, copper-based with fatigue resistance. The hollow cross-section provides lightweight structures, and it classifies under tariff item 7604.21.00 as a hollow profile of aluminum alloys.
2219-T851 Hollow Aluminum Alloy Profile
> This is a 2219-T851 hollow profile for welding applications in aerospace, a heat-treatable copper alloy with excellent cryogenic properties. Used in tank structures, its hollow cross-section places it under tariff item 7604.21.00 as a hollow profile of aluminum alloys.
6061-T6 Aluminum Alloy Hollow Rail Profile
> This is an extruded hollow oval profile made from 6061-T6 aluminum alloy, a heat-treatable alloy with magnesium and silicon as principal alloying elements. It is used for balustrade and staircase rails, and its hollow cross-section qualifies it as a hollow profile under tariff item 7604.21.00.
6061-T6 Aluminum Hollow Profile Bar
> This is a hollow square profile bar made from 6061-T6 aluminum alloy, a heat-treatable industrial alloy with magnesium and silicon as principal alloying elements. It is used in structural applications like machinery frames, and its hollow cross-section qualifies it under tariff item 7604.21.00.
6063-T5 Aluminum Alloy Hollow Bar 2 inch OD
> This is a hollow round profile extruded from 6063-T5 aluminum alloy, with a 2-inch outside diameter, used for telescoping poles and furniture frames. Its hollow cross-section and alloy composition place it under tariff item 7604.21.00 as a hollow profile of aluminum alloys.
6063-T6 Custom Hollow Aluminum Profile
> This is a custom-shaped hollow profile in 6063-T6 heat-treatable alloy, magnesium-silicon based, for architectural and industrial framing systems. Heat-treated for strength in extrusions, its hollow cross-section places it under tariff item 7604.21.00 as a hollow profile of aluminum alloys.
7075-T6 Aluminum Alloy Hollow Structural Section
> This is a high-strength hollow D-shaped profile extruded from 7075-T6 aluminum alloy, used in aerospace and defense structures. The zinc-based alloy and hollow cross-section make it a hollow profile of aluminum alloys under tariff item 7604.21.00.
Aluminum Alloy Greenhouse Frame Tube
> This is a hollow square profile extruded from corrosion-resistant aluminum alloy, engineered for greenhouse structural framing. Its hollow cross-section and alloy composition qualify it as a hollow profile under tariff item 7604.21.00.
Aluminum Alloy HVAC Duct Profile
> This is a hollow rectangular profile extruded from aluminum alloy for HVAC ducting systems in commercial buildings. The hollow cross-section and alloy composition place it under tariff item 7604.21.00 as a hollow profile of aluminum alloys.
Aluminum Alloy Rectangular Hollow Section 3x1.5 inch
> This is a hollow rectangular profile extruded from aluminum alloy, commonly used in architectural facades and handrails. It qualifies under tariff item 7604.21.00 as a basic extruded hollow profile of alloyed aluminum.
Aluminum Alloy Round Pipe 4 inch Diameter
> This is an extruded hollow round profile made from aluminum alloy, intended for fluid conveyance or structural pillars in construction. Its hollow circular cross-section and alloy composition place it under tariff item 7604.21.00 as a hollow profile of aluminum alloys.
Aluminum Alloy Scaffolding Pipe Profile
> This is a heavy-duty hollow round profile extruded from high-strength aluminum alloy for modular scaffolding systems. Its hollow cross-section and alloy composition qualify it under tariff item 7604.21.00 as a hollow profile of aluminum alloys.
Aluminum Alloy Square Tube 2x2 inch
> This is a hollow square profile made from aluminum alloy, typically used in structural frameworks and machine guards. It qualifies under tariff item 7604.21.00 as a hollow profile of aluminum alloys, featuring a uniform cross-section.
Aluminum Alloy Telescopic Tube Profile
> This is a hollow cylindrical profile designed for sliding fit in telescopic applications like antenna masts. It is classified under tariff item 7604.21.00 as a basic extruded hollow alloy form prior to assembly.