17-4 PH Precipitation Hardening Stainless Steel Ingot from China
Large cast ingot of 17-4 PH martensitic stainless steel for aerospace components, capable of heat treatment for high strength. HTS 7218.99.00.90 covers this as other primary form stainless steel before forging. Features 17% chromium and precipitation hardening elements.
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
• Provide heat analysis confirming 17% Cr and copper/niobium for PH grade verification
• Document as 'primary form' to avoid confusion with forged bars under 7222.30
• Inspect for surface rust; no allowances per Chapter 72 note on discoloration