Silico-Manganese Spring Steel Wire from Japan
Cold-drawn wire of silico-manganese steel designed for manufacturing compression and extension springs in automotive suspensions. Classified under HTS 7229.20.00 due to its specific silico-manganese alloy composition providing high yield strength and fatigue resistance. Available in round and shaped cross-sections for precision spring forming.
Duty Rate — Japan → United States
50%
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
9903.05.900%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
• Request supplier certification of minimum silicon (0.15-1.5%) and manganese (0.6-1.65%) content; check for tensile strength specs to validate spring steel grade; declare exact diameter to distinguish from rod products