Cold-Rolled Seamless Steel DOM Tubing from China
Drawn Over Mandrel (DOM) tubing is a cold-rolled seamless mechanical tube of nonalloy steel, typically 1.5-inch OD x 0.12-inch wall, used in automotive shock absorbers and machinery shafts. Classified under HTS 7304.31.60.50 for its cold-formed circular cross section and seamless nonalloy steel construction. The DOM process provides superior concentricity and surface finish.
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
• Provide DOM process certification; distinguishes from welded ERW tubing under 7306
• Measure cross-section dimensions—must be circular and under relevant limits for Chapter 73
• Avoid declaring as 'shock absorber tube' to prevent shift to 8708.80 parts classification