AISI 310 Stainless Steel Square Semi-Finished Product
AISI 310 stainless steel square semi-finished product with a cross-section under 232 cm², composed of 25% chromium and 20% nickel for high-temperature resistance. Used as feedstock for forging or rolling into furnace parts and heat exchangers. Classified under tariff item 7218.99.00 as other semi-finished stainless steel products.
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 |
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Global Affairs Canada: GAC Steel (Specialty Steel) requires review / declaration data. CBSA's Single Window matching criteria match this classification number (Within Range 7218000000–7224999999).
CBSA Single Window matching criteria, unknown
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 product is of rectangular (other than square) cross-section
This subheading covers semi-finished stainless steel products of rectangular cross-section, while square products fall under 7218.99.
If the product has been hot-rolled into bars and rods
Once further worked into bars or rods, the product would be classified under heading 72.22 for stainless steel bars and rods.
If the product has been forged into angles, shapes or sections
Further working into angles, shapes or sections would move the product to 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
• Ensure the product's cross-sectional area is accurately measured and documented, as this determines classification
• Provide a mill certificate showing the 25Cr-20Ni composition to verify stainless steel grade
• Confirm the product is not further worked than semi-finished to avoid reclassification
Related Products under Tariff item 7218.99.00
15-5 PH Stainless Steel Round 28mm Diameter
A 15-5 PH precipitation hardening stainless steel round with a diameter of 28 mm (cross-sectional area ~61.6 cm²), used for landing gear and rocket cases. This grade offers an excellent combination of strength and toughness. It is classified under tariff item 7218.99.00 as an 'other' semi-finished product of stainless steel.
15-5 PH Stainless Steel Square Stock 500 cm²
15-5 PH precipitation hardening stainless steel square stock with a cross-sectional area of 500 cm², designed for landing gear forgings. This large semi-finished product offers superior strength-to-weight ratio and corrosion resistance. Classified under tariff item 7218.99.00 as other semi-finished stainless steel products.
17-4 PH Precipitation Hardening Stainless Square Stock
A 17-4 PH precipitation hardening stainless steel square semi-finished stock, with a cross-sectional area under 232 cm², is a semi-finished product of stainless steel. It has not been further worked than primary hot-rolling, so it falls under this 'Other' tariff item.
17-4 PH Stainless Steel Round Bar 20mm Diameter
A 17-4 PH stainless steel round semi-finished product with a diameter of 20 mm (cross-sectional area ~31 cm²), used for aerospace and medical components requiring high strength. This precipitation hardening grade offers excellent mechanical properties. It is classified under tariff item 7218.99.00 as an 'other' semi-finished product of stainless steel.
17-4 PH Stainless Steel Round Billet
A 17-4 PH stainless steel round billet, 150mm in diameter, is a semi-finished product of stainless steel. It is not in ingot form and has not been further worked than primary hot-rolling, placing it under this tariff item as 'Other' semi-finished stainless steel.
17-4 PH Stainless Steel Square Slab 232 cm²
17-4 PH precipitation-hardening stainless steel square slab with a cross-sectional area of 232 cm², designed for aerospace turbine components. This semi-finished product offers high strength and corrosion resistance. Classified under tariff item 7218.99.00 as other semi-finished stainless steel products.