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Aluminum bars, rods and profiles. > Of aluminum alloys: > Hollow profiles > Other
Duty Rate (from China)
Products classified under Tariff item 7604.21.00.90
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.
7604.21.002024-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.
7604.21.002219-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.
7604.21.005052 Hollow Aluminum Profile Tube
A hollow profile made from 5052 aluminum alloy, a magnesium-alloyed alloy with an irregular oval cross-section, used in marine and automotive applications. The profile is extruded for further manufacturing and is classified under 7604.21.00 as a hollow profile of aluminum alloy. Its irregular shape distinguishes it from tubes or pipes.
7604.21.006061 Hollow Architectural Profile
A hollow profile made from 6061 aluminum alloy, used for architectural facades with an irregular shape. The profile is extruded to a hollow cross-section for structural support and is classified under 7604.21.00 as a hollow profile of aluminum alloy. Its irregular shape distinguishes it from tubes or pipes.
7604.21.006061-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.
7604.21.006061-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.
7604.21.006061-T6 Aluminum Hollow Square Profile
A hollow square profile extruded from 6061-T6 aluminum alloy, commonly used in structural frameworks and machinery components. The profile has a hollow square cross-section and is classified under 7604.21.00 as a hollow profile of aluminum alloy. It is not a tube or pipe due to its square cross-section with non-uniform wall thickness.
7604.21.006063 Aluminum Hollow Round Profile
An extruded hollow round profile made from 6063 aluminum alloy, ideal for architectural handrails and frames. The profile has a hollow round cross-section and is classified under 7604.21.00 as a hollow profile of aluminum alloy. Its non-rectangular hollow shape distinguishes it from tubes or pipes.
7604.21.006063-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.
7604.21.006063-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.
7604.21.006082-T6 Extruded Hollow Aluminum Alloy Profile
An extruded hollow profile made from 6082-T6 aluminum alloy, a heat-treatable industrial alloy containing manganese and magnesium. Its hollow cross-section provides high rigidity and material efficiency, making it suitable for construction and automotive framing applications. This product falls under tariff item 7604.21.00 as a hollow profile of aluminum alloy.
7604.21.006082-T6 Hollow Aluminum Profile for Construction
A hollow profile made from 6082-T6 aluminum alloy with an I-beam-like cross-section, used for building scaffolds. The profile is tempered for strength and is classified under 7604.21.00 as a hollow profile of aluminum alloy. Its I-beam shape distinguishes it from tubes or pipes.
7604.21.007046-T651 Hollow Structural Aluminum Profile
A high-strength hollow structural profile made from 7046-T651 aluminum alloy, a heat-treatable zinc alloy used in military and aerospace landing gear components. The profile offers excellent damage tolerance and is extruded to a hollow cross-section for weight reduction. It is classified under 7604.21.00 as a hollow profile of aluminum alloy.
7604.21.007050-T7451 Hollow Aluminum Extrusion Profile
A hollow extrusion profile made from 7050-T7451 aluminum alloy, a heat-treatable alloy optimized for aerospace applications with zinc, copper, and magnesium. The profile is used in fuselage frames and provides superior fracture toughness. It is classified under 7604.21.00 as a hollow profile of aluminum alloy.
7604.21.007075 Hollow Aluminum Profile for Aerospace
A high-strength hollow profile made from 7075 aluminum alloy, extruded for aircraft structural components. The profile has a hollow cross-section and is classified under 7604.21.00 as a hollow profile of aluminum alloy. Its zinc/magnesium alloy composition exceeds pure aluminum thresholds, confirming its alloy status.
7604.21.007075-T6511 Hollow Rectangular Aluminum Profile
A high-strength hollow rectangular profile made from 7075-T6511 aluminum alloy, a heat-treatable alloy with zinc as the primary alloying element. The profile is ideal for aerospace structural components due to its high strength-to-weight ratio and hollow design for weight savings. It is classified under 7604.21.00 as a hollow profile of aluminum alloy.
7604.21.007075-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.
7604.21.007178-T651 Hollow Aluminum Alloy Extrusion
A hollow extrusion made from 7178-T651 aluminum alloy, a heat-treatable high-strength alloy with zinc, magnesium, and copper, used for structural aerospace applications such as upper wing components. The profile provides high strength and is extruded to a hollow shape for weight savings. It is classified under 7604.21.00 as a hollow profile of aluminum alloy.
7604.21.00Alloy Hollow Multi-Void Profile
A multi-chamber hollow profile made from aluminum alloy, used for insulation frames. The profile has multiple voids and is classified under 7604.21.00 as a hollow profile of aluminum alloy. Its multi-chamber design distinguishes it from tubes or pipes.
7604.21.00Aluminum 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.
7604.21.00Aluminum Alloy Hollow Channel Profile
A hollow U-channel profile extruded from aluminum alloy for window framing and supports. The profile has a hollow U-shaped cross-section and is classified under 7604.21.00 as a hollow profile of aluminum alloy. Its U-shape distinguishes it from tubes or pipes.
7604.21.00Aluminum Alloy Hollow L-Profile Extrusion
An aluminum alloy hollow L-profile extrusion, shaped as an angle and used in framing and edging applications. It is classified under tariff item 7604.21.00 as a hollow profile of aluminum alloys, per the chapter's subheading note 1(b) defining aluminum alloys.
7604.21.00Aluminum Alloy Hollow T-Profile
An aluminum alloy hollow T-profile, used in lightweight structural supports and trims. It is classified under tariff item 7604.21.00 as a hollow profile of aluminum alloys, with the alloy composition meeting the definition in subheading note 1(b).
7604.21.00Aluminum Alloy Hollow Z-Profile
An aluminum alloy hollow Z-profile, used for roofing purlins. It is classified under tariff item 7604.21.00 as a hollow profile of aluminum alloys, per the chapter's subheading note 1(b) defining aluminum alloys.
7604.21.00Aluminum 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.
7604.21.00Aluminum 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.
7604.21.00Aluminum 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.
7604.21.00Aluminum 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.
7604.21.00Aluminum 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.
7604.21.00Aluminum 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.
7604.21.00Custom Hollow Hexagonal Aluminum Alloy Profile
A custom extruded hollow hexagonal profile made from aluminum alloy, used for specialized machinery frames. It is classified under tariff item 7604.21.00 as a hollow profile of aluminum alloys, with the alloy composition per subheading note 1(b).
7604.21.00Extruded Hollow Omega Profile Aluminum Alloy
An extruded hollow omega-shaped profile made from aluminum alloy, used for signage. It is classified under tariff item 7604.21.00 as a hollow profile of aluminum alloys, per subheading note 1(b) defining aluminum alloys.
7604.21.00High-Performance 2024 Hollow Aluminum Profile
A hollow profile made from 2024 aluminum alloy, a copper-alloyed heat-treatable alloy used in automotive and aerospace applications. The profile is extruded to a hollow shape for structural use and is classified under 7604.21.00 as a hollow profile of aluminum alloy. It is not a tube or pipe due to its irregular cross-section.
7604.21.00Marine-Grade 5083 Hollow Profile
A hollow profile made from 5083 aluminum alloy, a magnesium-alloyed alloy used in boat structures. The profile is extruded to a hollow shape for marine applications and is classified under 7604.21.00 as a hollow profile of aluminum alloy. Its irregular cross-section distinguishes it from tubes or pipes.