Welded Chromoly Steel Bike Frame Tube from China
4130 chromoly alloy steel welded tube, circular 1.5-inch OD, 0.120-inch wall (>1.65 mm converted), for high-end bicycle frames. Under HTS 7306.50.50 as other welded thick alloy steel tubes.
Duty Rate — China → United States
35%
Rate breakdown
9903.03.0110%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
9903.91.0125%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
Import Tips
• Butt profiles and miter cuts are acceptable if not fully fabricated into frames
• ISO 4210 strength testing docs support recreational vs industrial end-use claims
• Metric vs imperial sizing consistency avoids valuation disputes