Seamless Boiler Tube SA-192 OD 7.5-inch 13mm WT from Mexico
ASME SA-192 seamless carbon steel boiler tube, 190.5 mm OD, 13 mm wall, for low/medium pressure boilers. Under HTS 7304.39.0052 for its seamless non-alloy steel construction and exact dimension match. Used in fire-tube boilers for superheated steam generation.
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
• ASME certification mandatory; provide material traceability from melt to tube
• Hydrotest pressure records essential—customs verifies against SA-192 min requirements
• Distinguish from superheater tubes (7304.51) via service pressure documentation