Ingots and other primary forms
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Subheadings
Products classified under Tariff item 7224.10.00
17-4PH Precipitation Hardening Stainless Steel Ingots
Ingots of 17-4PH martensitic precipitation hardening stainless steel, produced by argon-oxygen decarburization, intended for further processing into valve and pump parts. Although the chromium content exceeds 10.5%, these are primary forms of alloy steel, not yet worked into articles, and are classified under tariff item 7224.10.00 as ingots of other alloy steel.
AISI 4130 Seamless Pipe Alloy Steel Ingots
Primary casting ingots of AISI 4130 chromium-molybdenum alloy steel, optimized for subsequent piercing into seamless tubing for oilfield and aircraft exhaust applications. These are unwrought forms of other alloy steel, not yet processed into tubes or pipes, and are classified under tariff item 7224.10.00.
AISI 4140 Alloy Steel Ingots
Cylindrical ingots of AISI 4140 chromium-molybdenum alloy steel, produced via electric arc furnace melting for further processing into bars or forgings. These are primary forms of other alloy steel, not yet worked, and are classified under tariff item 7224.10.00.
AISI 4340 Nickel-Chromium-Molybdenum Steel Ingots
Large remelted ingots of AISI 4340 low-alloy steel, containing nickel, chromium, and molybdenum, used in aerospace and automotive forgings. These are primary forms of other alloy steel, not yet forged or rolled, and are classified under tariff item 7224.10.00.
AISI 52100 Bearing Quality Alloy Steel Ingots
ESR-processed ingots of AISI 52100 high-carbon chromium alloy steel, intended for roller bearing production. These are primary forms of other alloy steel, not yet bloomed or rolled, and are classified under tariff item 7224.10.00.
AISI 8620 Carburizing Steel Ingots
Primary ingots of AISI 8620 low-alloy case-hardening steel, with nickel, chromium, and molybdenum additions, for gear and shaft production. These are unwrought forms of other alloy steel, not yet hot-rolled or forged, and are classified under tariff item 7224.10.00.
AISI 9310 Aerospace Grade Alloy Steel Ingots
Vacuum-remelted ingots of AISI 9310 nitriding steel, alloyed with nickel, chromium, and molybdenum, for aircraft gears and bearings. These are primary forms of other alloy steel, not yet worked, and are classified under tariff item 7224.10.00.
Alloy 20 Ingots
Alloy 20 ingots (Carpenter 20) with 32-38% nickel, for sulfuric acid handling in chemical plants. These are primary forms of high-nickel alloy steel, not yet worked, and are classified under tariff item 7224.10.00.
Custom 465 High-Nickel Ingot
Custom 465 ingots with high nickel content, for premium fasteners in aerospace applications. These are primary forms of high-nickel alloy steel, not yet worked, and are classified under tariff item 7224.10.00.
EN24 Chromium-Molybdenum Alloy Steel Ingots
Heavy forging ingots of EN24 grade alloy steel (45NiCrMo4 equivalent), for high-stress components like crankshafts. These are primary forms of other alloy steel, not yet forged, and are classified under tariff item 7224.10.00.
EPAR High-Nickel Primary Form
EPAR (Electroslag Plus Arc Remelt) high-nickel ingots for premium turbine blades. These are primary forms of high-nickel alloy steel, not yet worked, and are classified under tariff item 7224.10.00.
Hastelloy C-276 Ingots
Hastelloy C-276 ingots, consisting of nickel over 50%, molybdenum, and chromium, for corrosion resistance in harsh environments like marine and pollution control. These are primary forms of high-nickel alloy steel, not yet worked, and are classified under tariff item 7224.10.00.
HY-80 High-Yield Submarine Steel Ingots
Quenched and tempered alloy steel ingots meeting HY-80 specification for naval pressure hulls, with nickel, chromium, molybdenum, and copper additions. These are primary forms of other alloy steel, not yet rolled or forged, and are classified under tariff item 7224.10.00.
Incoloy 825 Ingots
Incoloy 825 ingots, featuring 38-46% nickel with chromium and molybdenum, for oil & gas downhole applications. These are primary forms of high-nickel alloy steel, not yet worked, and are classified under tariff item 7224.10.00.
Maraging C250 Nickel Alloy Steel Ingots
Vacuum induction melted ingots of Maraging C250 ultrahigh-strength steel with 18% nickel, for rocket motor casings. These are primary forms of other alloy steel, not yet worked, and are classified under tariff item 7224.10.00.