CPM-M4 Tool Steel Coil Rods
Hot-rolled irregularly wound coils of CPM-M4 powder metallurgy tool steel (1.4% C, 4% Cr, 4% V, 4% Mo), untreated, classified 7227.90.10 as tool steel meeting note (e)(i)/(v). For wear-resistant cutting tools.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not tool steel composition
Alloy steel coils failing note (e) criteria use other alloy subheadings.
If razor blade steel
Specific razor blade steel per note (d) diverts to 7228.10.
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Import Tips & Compliance
• PM grades need detailed certs proving hot-rolled coil form, not sintered finished
• Monitor for 'further worked' coatings; even oil residue may trigger reclass
• Batch test for exact elements; vanadium >1% confirms tool steel status
Related Products under HTS 7227.90.10
Cru-Wear Tool Steel Coils
Cru-Wear PM tool steel (1.1% C, 7.5% Cr, 1.6% V, 1.1% Mo), hot-rolled untreated coils per 7227.90.10 note (e)(i)/(ii), for knives.
Silver Steel Tool Rod Coils
Silver steel (1% C, 1.5% Cr) hot-rolled in coils, untreated, tool steel note (e)(ii), for precision ground stock precursor.
1.2379 Tool Steel Coils (X153CrMoV12)
DIN 1.2379 cold work steel (1.55% C, 12% Cr, 0.6% Mo, 0.5% V), meets note (e)(i), hot-rolled irregular coils untreated.
K390 PM Tool Steel Coils
K390 (1.6% C, 9% Cr, 4% V, 1.9% Mo, 2.5% W), note (e)(i)/(v), untreated hot coils for wear parts.
M42 High-Speed Adjacent Tool Steel Coils
M42-like but non-high-speed tool steel adjusted comp (1.1% C, 4% Cr, 1.5% Mo, 9% W under thresholds), 7227.90.10 untreated coils.
D2 Tool Steel Hot-Rolled Coil
Hot-rolled bars and rods of D2 alloy tool steel (1.5% C, 12% Cr) in irregularly wound coils, not tempered, not surface treated, and not partly manufactured. Classified under HTS 7227.90.10 as other tool steel per U.S. note (e)(i) with >1.2% C and >10.5% Cr. Used for making dies and cutting tools.