Of chipper knife steel, not cold-formed
Other bars and rods of other alloy steel; angles, shapes and sections, of other alloy steel; hollow drill bars and rods, of alloy or nonalloy steel: > Other bars and rods, not further worked than hot-rolled, hot-drawn or extruded: > Of tool steel (other than high-speed steel): > Of chipper knife steel, not cold-formed
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
Products classified under HTS 7228.30.40.00
Forestry Chipper Knife Steel Rod
Hot-extruded rods of chipper knife steel optimized for forestry mulching and chipping equipment blades, with vanadium content 0.2-0.55% for wear resistance. Not cold-formed per HTS requirements. Falls under 7228.30.4000 for other alloy tool steel bars.
Heavy Duty Chipper Steel Bright Bar
Hot-rolled bright finish bars of chipper knife steel per note (f), with controlled 0.48-0.55% C for edge retention in heavy-duty chippers. Not cold-formed but may have light scale removal without further working. HTS 7228.30.4000 specific for this tool steel.
Biomass Chipper Steel Bar Stock
Bar stock of chipper knife steel for biomass processing shredders, featuring 7.25-8.75% chromium for corrosion resistance in wet materials. Hot-drawn, not cold-formed, straight lengths. Precisely matches HTS 7228.30.4000 tool steel criteria.
Recycling Chipper Knife Steel Rod
Hot-rolled rods of chipper knife steel for tire/metal recycling chippers, with molybdenum 1.25-1.75% for toughness. Not cold-formed, supplied decaled but not polished. HTS 7228.30.4000 for chipper knife tool steel bars/rods.
Mulcher Chipper Steel Flat Stock
Flat stock bars of certified chipper knife steel for mulcher flail knives, silicon 0.75-1.05% for deoxidation. Hot-rolled only, not cold-formed per HTS. Specific 7228.30.4000 classification for this alloy tool steel.
Chipper Knife Steel Flat Bar
Hot-rolled flat bars made from chipper knife steel, containing 0.48-0.55% carbon, 7.25-8.75% chromium, and 1.25-1.75% molybdenum as per HTS Chapter 72 note (f). Not cold-formed and not further worked beyond hot-rolling. Used primarily for manufacturing wood chipper knives and industrial cutting blades.
Chipper Knife Steel Round Rod
Hot-rolled round rods of chipper knife steel per US Note (f), with precise alloy content including 0.75-1.05% silicon and up to 1.75% tungsten. Delivered not cold-formed for machining into heavy-duty chipper blades. Meets HTS 7228.30.4000 for tool steel bars not further worked.
Wood Chipper Blade Steel Hex Bar
Hexagonal hot-rolled bars of chipper knife steel designed for wood processing machinery blades, meeting exact composition of note (f) with 0.2-0.55% vanadium. Not cold-formed, supplied in straight lengths for knife forging. Classified under HTS 7228.30.4000 as other hot-rolled tool steel rods.
Industrial Chipper Steel Square Bar
Square cross-section hot-drawn bars of certified chipper knife steel for manufacturing industrial shredder and chipper knives. Alloy meets note (f) requirements including 7.25-8.75% Cr and 1.25-1.75% Mo. HTS 7228.30.4000 applies to non-cold-formed tool steel shapes.