Seamless Boiler Tube SA-192 OD 7.5-inch 13mm WT from China
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 — China → United States
35%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 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