T/P91 Grade 91 Seamless Heat Exchanger Tube from Germany
Grade 91 (9Cr-1Mo-V) seamless alloy steel tube, 140 mm OD, engineered for high-temperature heat exchangers and feedwater heaters in fossil fuel plants. Provides excellent creep strength and oxidation resistance. Under 7304.59.20.55 for its alloy composition, seamless construction, and suitability for heat exchangers with OD 114.3-190.5 mm.
Duty Rate — Germany → United States
50%
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
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Confirm normalizing/tempering heat treatment per ASTM A335; include dimensional inspection reports
• Avoid pitfall of bulk packaging misclassified as scrap metal