304 Stainless Steel Weld Neck Flange
A weld neck flange made from 304 stainless steel, designed for high-pressure piping systems in chemical processing plants. It connects pipes securely via welding and is classified under tariff item 7307.21.00 as a stainless steel flange.
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 |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the flange is made of other alloy steel rather than stainless steel
Other alloy steel flanges fall under a different tariff item.
If the flange is made of iron or non-alloy steel
Flanges of iron or non-alloy steel are classified separately.
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
• Clearly indicate the flange is stainless steel and not further worked after forging to avoid misclassification
• Maintain records of the forging process and material grade for CBSA verification
• Consider whether the flange meets the definition of a part of general use, which could affect classification
Related Products under Tariff item 7307.21.00
17-4PH Stainless Flange
A 17-4PH precipitation hardening stainless flange for turbine housings, offering high strength. It is classified under tariff item 7307.21.00 as a stainless steel flange, not further worked after forging.
316L Stainless Steel Slip-On Flange
A slip-on flange crafted from 316L stainless steel, ideal for moderate-pressure applications in food and beverage processing. It slips over the pipe end and is fillet welded, fitting tariff item 7307.21.00 for other stainless steel flanges.
321 Stainless Steel Flange
A 321 stabilized stainless steel flange for high-temperature exhaust systems in aerospace, resisting intergranular corrosion. It is classified under tariff item 7307.21.00 as a stainless steel flange.
AL6XN Stainless Flange
An AL6XN super austenitic stainless flange for chemical reactors, offering superior corrosion resistance. It is classified under tariff item 7307.21.00 as a stainless steel flange.
Duplex 2205 Stainless Steel Flange
A duplex 2205 stainless steel flange for offshore oil platforms, offering superior corrosion resistance in harsh marine environments. Used in weld neck configurations, it fits tariff item 7307.21.00 for other stainless steel flanges.
Forged 304 Stainless Steel Blind Flange
A forged 304 stainless steel blind flange used to cap pipe ends, supplied in an unprocessed state with visible hammer marks. It is classified under tariff item 7307.21.00 as a stainless steel flange, not further worked after forging.