Refinery Furnace Process Tube 4-inch from Germany
Seamless carbon steel tube 101.6 mm (4-inch) OD for refining furnace process lines and transfer lines. Meets 7304.39.0004 as suitable for refining furnaces, seamless iron/nonalloy steel, circular section 38.1-190.5 mm OD. Withstands high-temperature hydrocarbon service in oil refineries.
Duty Rate — Germany → United States
10%
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
Import Tips
• Provide elevated temperature tensile test data proving refinery furnace suitability
• Include API or refinery specification references in commercial invoice
• Avoid classification as general structural tubing under 7306.60