Cold-Drawn 310 Stainless Steel Furnace Tube 4-inch OD from China
High-temperature 310 stainless steel cold-drawn welded tube, 4-inch OD, 2.2 mm wall, circular cross section for furnace and kiln applications. HTS 7306.40.50.44 applies to these other cold-rolled stainless tubes over 1.65 mm wall. Excellent oxidation resistance up to 1100°C.
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
• Certify minimum chromium (24-26%) and nickel (19-22%) for 310 grade high-temp qualification
• Document absence of scale pickup during cold forming to confirm cold-rolled status
• Avoid bulk packing with fittings; separate documentation prevents inadvertent set classification