Welded 304H Stainless Superheater Tube from Japan
High-temperature resistant welded 304H stainless steel tubes with thick walls (≥1.65 mm) for superheater sections in power plant boilers. The stabilized composition prevents carbide precipitation during prolonged heat exposure. HTS 7306.40.50.15 applies to these welded stainless tubes designated for superheaters.
Duty Rate — Japan → 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
• Include engineering specifications confirming suitability for superheater service conditions
• Avoid common pitfall of misdeclaring as condenser tubing, which has different statistical reporting
• Ensure proper heat treatment certification to meet pressure vessel code requirements like ASME