P5 Alloy Seamless Refining Furnace Tube from Germany
ASTM A335 P5 (5Cr-0.5Mo) seamless tube, 419 mm OD, for transfer lines in petroleum refining furnaces. Withstands carburizing atmospheres at 650°C. HTS 7304.59.20.80 covers its alloy steel seamless design for refining furnaces exceeding 406.4 mm OD.
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
• Certify minimum wall thickness for furnace tube collapse pressure; customs audits high-pressure claims
• Distinguish from boiler tubes via end-use letters from buyer specifying refining application
• Package in wooden crates with moisture protection; corrosion claims common in transit disputes