AISI 4340 Alloy Steel Powder from Japan
Fine powder made from AISI 4340 nickel-chromium-molybdenum alloy steel, used in additive manufacturing and metal injection molding. Classified under HTS 7205.21.00.00 as it consists of granules and powders of alloy steel, meeting the chapter's definition for steel alloys with specified elements. Particle size typically ranges from 15-45 microns for optimal sintering.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Provide mill test certificates confirming alloy composition per US note (e.g
• chromium, molybdenum content); ensure particle size distribution documentation to avoid misclassification as granules; declare exact alloy type to prevent reclassification as non-alloy steel