A2 Tool Steel Primary Billet
A2 tool steel primary billet contains 0.95-1.13% carbon and 4.75-5.5% chromium, qualifying as tool steel air-hardening grade. Supplied in ingot-like primary form for forging into punches and shear blades. HTS 7224.10.0045 covers such tool steel primary products.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If for non-tool alloy steel billets
Billets without tool steel specifications classified as other alloy steel primary forms.
If further worked with polishing or coating
Chapter note defines 'further worked' surface treatments moving product out of primary forms to heading 7214.
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Import Tips & Compliance
• Certify exact alloy composition matching note (e)(ii) requirements; use NAFTA/USMCA cert if applicable for duty savings; avoid common pitfall of declaring as generic alloy steel
Related Products under HTS 7224.10.00.45
P20 Modified Tool Steel Primary Form
P20 modified tool steel primary ingot for plastic injection molds with alloy additions meeting tool steel criteria. Supplied for remelting/forging. Falls under HTS 7224.10.0045 tool steel primary products.
52100 Ball Bearing Tool Steel Ingot
52100 steel ingot matches ball-bearing tool steel note (h) with 0.95-1.13% C, 1.25-1.65% Cr, low S/P. Also qualifies generally as tool steel. HTS 7224.10.0045 for primary tool steel forms.
Chipper Knife Tool Steel Ingot
Chipper knife steel ingot precisely matches note (f) specs: 0.48-0.55% C, 7.25-8.75% Cr, 1.25-1.75% Mo. Primary form for wood chipper knives. HTS 7224.10.0045 covers this defined tool steel.
D2 Tool Steel Ingot
D2 tool steel ingot is a high-carbon, high-chromium alloy steel ingot meeting the tool steel definition with more than 1.2% carbon and over 10.5% chromium. It is produced in primary form for remelting and forging into cutting tools and dies. Classified under HTS 7224.10.0045 as an ingot of tool steel per chapter note (e).
O1 Oil-Hardening Tool Steel Ingot
O1 tool steel ingot with 0.85-1.00% carbon and 1.00-1.80% manganese meets tool steel criteria per note (e)(iii). Used primarily for making drills, taps, and knurling tools. Falls under 7224.10.0045 as primary form tool steel.
M2 High-Speed Tool Steel Billet
M2 high-speed tool steel billet contains 0.5%+ carbon and 5.5%+ tungsten per note (e)(vi), in primary form for remelting into cutting tools. Essential for drills, end mills, and broaches. HTS 7224.10.0045 specifically for tool steel primary products.