ASTM A192 Boiler Tube Large Diameter from China
ASTM A192 spec seamless carbon steel tube over 285.8 mm OD for boiler tubes in steam systems. Precisely matches 7304.39.0008 for non-alloy seamless pipes suitable for boilers with large circular cross-section.
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
• Certify min tensile strength per A192 to validate grade
• Separate from pressure tubing (7304.29) by application docs