S7 Tool Steel Round Bar
Shock-resisting S7 tool steel round bar with 0.5% carbon and 3.25% chromium/molybdenum per tool steel definition (e)(v). Designed for impact tools like chisels and punches. Classified in 7228.60.10 as tool steel bar other than high-speed.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If generic alloy steel without tool steel specs
Lacks specific tool steel element combinations defined in U.S. note (e), treated as standard alloy steel.
If in hollow drill bar form
Hollow drill bars/rods of tool steel have dedicated provisions even if tool steel composition.
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Import Tips & Compliance
• Document molybdenum ≥3.5% and carbon ≥0.5% explicitly in entry paperwork
• Ensure product is not 'further worked' (e.g
• no cladding or painting) per chapter note to stay in this heading
• Prepare for possible metallurgical lab testing by CBP for composition verification
Related Products under HTS 7228.60.10
D2 Tool Steel Round Bar
A round bar made from D2 tool steel, an air-hardening, high-carbon, high-chromium alloy steel meeting the HTS definition for tool steel with more than 1.2% carbon and more than 10.5% chromium. Used primarily for making cutting tools, dies, and punches due to its excellent wear resistance and dimensional stability. Classified under 7228.60.10 as a bar or rod of tool steel (other than high-speed steel).
O1 Tool Steel Flat Bar
Flat bar stock of O1 tool steel, an oil-hardening alloy with 0.9% carbon and manganese/silicon/chromium meeting tool steel criteria under U.S. note (e)(iii). Ideal for blades, knives, and forming tools requiring good machinability and toughness. Falls under HTS 7228.60.10 as other bars and rods of tool steel excluding high-speed varieties.
A2 Tool Steel Square Rod
Square cross-section rod of A2 tool steel, an air-hardening grade with 1% carbon and 5% chromium qualifying as tool steel per U.S. note (e)(ii). Commonly used for shear blades, punches, and forming dies due to abrasion resistance. HTS 7228.60.10 covers such other tool steel rods not high-speed.
CPM-M4 Tool Steel Bar
Powder metallurgy CPM-M4 tool steel bar, with high carbon/chromium/molybdenum/vanadium meeting multiple tool steel criteria excluding high-speed. Used for wear parts and cutting tools. HTS 7228.60.10 for such tool steel forms.
H13 Tool Steel Flat Stock
H13 hot work tool steel flat bar with 0.4% carbon, 5% chromium, 1.3% molybdenum per note (e). For die casting molds and extrusion dies. 7228.60.10 as tool steel rod/bar.
L6 Tool Steel Round Rod
L6 tool steel rod for aircraft parts and tools, nickel-chromium-moly alloy meeting tool steel via carbon/chromium specs. HTS 7228.60.10.