SUJ2 Japanese Standard Ball-Bearing Steel Plate
Cold-reduced flat-rolled plate of SUJ2 alloy steel (equivalent to AISI 52100), width 800-1500mm and thickness 1-4mm, meeting ball-bearing steel definition with controlled carbon (0.95-1.1%), chromium (1.3-1.6%), and low sulfur/phosphorus. Classified in 7225.50.11.30 as cold-rolled tool steel of ball-bearing quality, not further worked. Essential material for rolling element bearings in automotive and industrial applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If further worked (e.g., phosphatized or coated)
Surface treatments like phosphatizing qualify as 'further worked' per Chapter note, shifting to different subheading.
If not alloy steel (e.g., plain carbon steel)
Heading 7219 covers flat-rolled non-alloy steel; alloy steels require minimum specified elements for Chapter 72 alloy provisions.
If other tool steel not qualifying as ball-bearing steel
Tool steel has multiple definitions (notes e-f); only specific ball-bearing composition stays in .11.30.
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Import Tips & Compliance
• Include chemical analysis certificate matching US Note (h) limits, especially low S/P (<0.03%) and precise Cr content
• Document cold-rolling process to confirm no heat treatment or surface finishing beyond reduction
• Avoid rust/discoloration claims as Chapter 72 note prohibits duty allowances for pre-entry corrosion
Related Products under HTS 7225.50.11.30
AISI 52100 Cold-Rolled Ball-Bearing Steel Sheet
Flat-rolled alloy steel sheet of AISI 52100 grade, cold-rolled to precise thickness between 0.5-3mm and width over 600mm, specifically formulated for ball-bearing applications with 0.95-1.13% carbon and 1.25-1.65% chromium per Chapter 72 note (h). Not further worked beyond cold-rolling, classified under HTS 7225.50.11.30 as tool steel of ball-bearing quality. Used primarily in manufacturing high-precision bearing components requiring superior hardness and fatigue resistance.
GCR15 Chinese Ball-Bearing Quality Steel Sheet
Cold-rolled sheet of GCr15 high-carbon chromium bearing steel, 700mm width x 2mm thick, with composition 0.95-1.05% C, 1.30-1.65% Cr, and trace elements per US ball-bearing steel note (h). HTS 7225.50.11.30 applies to this wide, cold-reduced tool steel not further worked than cold-rolled. Standard material for miniature and precision ball bearings.
100Cr6 European Ball-Bearing Steel Coil
Cold-rolled coil of 100Cr6 alloy steel (EN standard), slit to 900mm width with 1.5mm thickness, featuring ball-bearing steel chemistry including 1.0% C max, 1.5-1.7% Cr, and minimal impurities. Falls under HTS 7225.50.11.30 as flat-rolled tool steel of ball-bearing quality, width ≥600mm, not further worked. Used by bearing manufacturers for raceway production.
52100 Chrome Steel Cold-Reduced Bearing Sheet
Precision cold-rolled 52100 chrome steel sheet, 1200mm x 2.5mm, engineered for ball bearings with exact ball-bearing steel alloy per US note (h): 1.03-1.08% C, 1.45% Cr typical. HTS 7225.50.11.30 covers this wide format tool steel not further worked than cold-rolled. Primary feedstock for aerospace and automotive bearing rings.