17-4PH Stainless Alloy Seamless Tube from China
Precipitation-hardening stainless alloy (17-4PH, UNS S17400) seamless tube, 165 mm OD x 14 mm wall for offshore structural risers. Falls under HTS 7304.59.80.35 as other alloy steel seamless pipe/tube matching exact size parameters. H1150 temper condition.
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
• Specify H900/H1150 heat treatment condition in commercial invoice for proper valuation
• Provide non-destructive electric test (ET) or ultrasonic test (UT) reports as import proof
• Avoid 'stainless' overdeclaration; PH alloys often litigated between stainless/other categories