Of alloy steel
Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel: > Other, welded, of noncircular cross section: > Of square or rectangular cross section: > Having a wall thickness of 4 mm or more: > Of alloy steel
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Products classified under HTS 7306.61.30.00
Alloy Steel Square Hollow Structural Section 100x100x6mm
Welded square tube of alloy steel with 100mm x 100mm outer dimensions and 6mm wall thickness, used in structural frameworks for buildings and machinery. Classified under HTS 7306.61.30.00 as a welded, noncircular (square cross-section) tube of alloy steel with wall thickness over 4mm. Meets chapter definition for other tubes and hollow profiles.
Alloy Steel Rectangular Hollow Section 150x100x8mm
Welded rectangular profile tube of high-strength alloy steel, 150mm x 100mm with 8mm thick walls, ideal for heavy-duty frames in construction equipment. Fits HTS 7306.61.30.00 for welded noncircular (rectangular) hollow profiles of alloy steel exceeding 4mm wall thickness.
ASTM A500 Grade B Alloy Square Tube 200x200x10mm
Heavy-walled welded square tube per ASTM A500 Grade B alloy steel standard, 200mm sides with 10mm thickness for offshore platforms and bridges. HTS 7306.61.30.00 applies to its square cross-section, welded construction, and alloy steel material with thick walls.
Alloy Steel Box Section 120x80x5mm for Machinery Frames
Welded rectangular hollow box section of alloy steel, 120x80mm profile with 5mm walls, designed for robust machinery bases and frames. Classified in 7306.61.30.00 due to noncircular rectangular shape, welded seams, alloy composition, and wall ≥4mm.
High-Strength Alloy Steel Square Pipe 75x75x4.5mm
Welded square pipe of high-strength low-alloy (HSLA) steel, 75mm x 75mm with 4.5mm wall thickness for agricultural equipment frames. HTS 7306.61.30.00 for alloy steel welded square tubes with walls over 4mm, noncircular profile.
Alloy Steel Rectangular Tube 250x150x12mm Structural
Extra-heavy welded rectangular tube of structural alloy steel, 250x150mm with 12mm walls for crane booms and heavy supports. Meets 7306.61.30.00 as welded, square/rectangular cross-section alloy steel hollow profile over 4mm thick.
EN 10219 S355 Alloy Square Hollow Profile 100x100x8mm
Welded square hollow structural section to EN 10219 S355 alloy steel standard, 100x100mm x 8mm wall for European construction projects. HTS 7306.61.30.00 covers its alloy steel, welded square noncircular cross-section with thick walls.
Alloy Steel RHS 180x120x6mm for Trailer Frames
Rectangular hollow section (RHS) of alloy steel, welded with 180x120mm dimensions and 6mm walls, used in semi-trailer chassis. Classified under 7306.61.30.00 for rectangular noncircular welded alloy tubes with wall thickness ≥4mm.
Grade 80 Alloy Steel Square Tube 4x4x0.25in
High-strength Grade 80 alloy steel welded square tube, 4"x4"x1/4" (6.35mm wall), for lifting equipment and guardrails. HTS 7306.61.30.00 due to square cross-section, alloy steel, welded, and wall >4mm.
Alloy Steel Heavy Wall Rectangular Profile 300x200x15mm
Massive welded rectangular profile of alloy steel for mining equipment supports, 300x200mm x 15mm wall thickness. Fits 7306.61.30.00 precisely as thick-walled, noncircular, welded alloy hollow section.