42CrMo4 Alloy Steel Round Semi-Finished Billet
42CrMo4 grade alloy steel billet with precise circular cross section, in semi-finished form for machining into mechanical components. HTS 7224.90.0065 applies to other alloy steel primary products distinguished by circular shape. Contains Cr 0.9-1.2% and Mo 0.15-0.3% qualifying as alloy per Chapter notes.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If when chromium exceeds 4% by weight
Crosses threshold into stainless alloy steel semi-finished products per note definitions.
If hot-rolled into bars rather than remaining semi-finished
State of completion advances from primary/semi-finished to flat-rolled or bar products.
If for tool steel compositions per note (e)
Specific tool steel alloys have dedicated statistical suffixes within other category.
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Import Tips & Compliance
• Include EN 10027 grade certification and heat number traceability for CBP verification
• Photograph cross-sections during inspection to prove circular geometry vs. polygonal shapes
• Watch for reclassification if diameter exceeds 230 mm statistical reporting threshold
Related Products under HTS 7224.90.00.65
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A round semi-finished billet made from AISI 4140 chromium-molybdenum alloy steel, with circular cross section, used primarily for forging into shafts and gears. Classified under HTS 7224.90.0065 as other alloy steel semi-finished products of circular cross section in primary forms. Meets alloy steel definition due to chromium and molybdenum content exceeding specified thresholds.
EN19 Alloy Steel Round Bloom
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