Maraging Steel C250 Bar Cold-Finished 230mm from China
C250 maraging steel bar cold-finished to 230 mm diameter for rocket motor casings. Under HTS 7228.50.50.70 as ultra-high strength cold-formed alloy steel bar exceeding 228 mm cross-section.
Duty Rate — China → United States
75%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 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
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Maraging steels need ultra-high strength (200+ ksi) documentation matching note (a) criteria
• Defense/aerospace end-use may trigger BIS export controls even on imports
• Age-hardening potential must be declared as-received solution-annealed condition only