Thin-Wall 316 Stainless Steel Condenser Tubing from China
Welded 316 stainless steel tube, 5/8 inch OD, 0.020 inch wall (0.51 mm), for heat exchanger condensers. HTS 7306.40.10 applies to its thin-walled, circular, welded stainless profile. Corrosion-resistant for HVAC systems.
Duty Rate — China → United States
75%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 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
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include U-tube bending specs if pre-bent, to avoid parts classification
• ASTM A249 certification required for welded austenitic condenser tubes
• Measure wall uniformity; variations can trigger quality inspections