Cold-Drawn 17-4PH Stainless Refining Furnace Tube from China
Precipitation-hardened 17-4PH stainless seamless tube, cold-drawn for petrochemical refining furnace transfer lines enduring hydrogen attack. Provides strength at elevated temperatures up to 700°C. Classified 7304.41.60.15 for refining furnace suitability as cold-formed stainless tube.
Duty Rate — China → United States
17.5%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Include heat treatment records showing PH condition for strength verification
• Specify API 5LC compliance if for cracking furnace service in documentation