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.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | +50.0% | 50% |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the ingots are rolled into plates
Flat-rolled products of other alloy steel are classified under heading 72.25.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the ingots are in primary form (e.g
• cast, not further worked) to qualify for this tariff item
• Provide a mill certificate showing the alloy composition, including nickel, chromium, and molybdenum
• If the ingots are rolled into plates for hulls, those plates will be classified under heading 7225
Related Products 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.