ASTM A350 LF2 Alloy Steel Sleeve Union 1-inch from Mexico
Low-temperature service threaded sleeve union from A350 LF2 nickel-alloy steel for cryogenic piping systems. Classified in HTS 7307.92.3030 for alloy (non-stainless) threaded sleeves, providing impact toughness at sub-zero temperatures.
Duty Rate — Mexico → 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
• Charpy impact test results mandatory for LF2 grade verification
• Avoid describing as 'union' if it risks reclass to specialized connectors