Superheater Seamless Alloy Tube 13.5-inch OD from Germany
High-temperature seamless tube of Grade T91 alloy steel, 342 mm OD and 7 mm wall thickness, for superheater sections in fossil fuel boilers. HTS 7304.59.80.60 applies to its seamless alloy steel construction, mid-range OD, and thin walls optimizing heat transfer. Meets rigorous creep strength requirements.
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 normalized-and-tempered condition per ASME specs for proper alloy tube status
• Document wall uniformity via ultrasonic testing reports for customs inspection