AISI 321 Stainless Stabilized Rectangle Billet
A titanium-stabilized AISI 321 stainless steel rectangular billet, with a cross-sectional area under 232 cm² and a width less than four times its thickness. It is intended for forging high-temperature exhaust manifolds. This product is classified under tariff item 7218.91.00 as a semi-finished product of stainless steel.
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 cross-section is not rectangular
Other semi-finished stainless steel products are classified under this item.
If the billet is further hot-rolled into bars
Bars and rods of other stainless steel are classified in heading 72.22.
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
• Confirm the billet is in a semi-finished form (not further worked than primary hot-rolling or roughly shaped by forging) and that the rectangular cross-section has a width less than 4x the thickness
• Provide a mill test certificate confirming the 321 composition (≥10.5% chromium, titanium stabilization)
• Check that the cross-sectional area is below 232 cm² to qualify for this item
Related Products under Tariff item 7218.91.00
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17-4 PH Precipitation Hardening Stainless Rectangle
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