Rough Forged Alloy Steel Slip-On Flange
A basic slip-on flange forged from non-stainless alloy steel, designed to slide over pipe ends before welding. Ideal for moderate-pressure chemical processing lines, it remains in a rough-forged state and is classified under 7307.91.00.
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 slip-on flange has been machined or coated
Further processing reclassifies the flange to other fittings.
If the flange is made of stainless steel
Stainless steel flanges 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
• Keep the slip-on flange unprocessed after forging to qualify for 7307.91.00
• Document the alloy steel grade and forging process for customs
• For chemical processing applications, ensure the flange meets relevant Canadian standards for pressure piping
Related Products under Tariff item 7307.91.00
Alloy Steel Forged Swivel Flange
A swivel flange assembly forged from non-stainless alloy steel, designed to rotate for bolt alignment during shipbuilding pipe installation. Its rough-forged state, with no post-forging machining, places it under tariff item 7307.91.00 as a flange of iron or steel.
Basic Forged Alloy Steel Lap Joint Flange
A forged lap joint flange from non-stainless alloy steel, used with stub ends for easy alignment in low-pressure water systems. Supplied rough-forged with rough edges intact, it is classified under 7307.91.00 as a flange of iron or steel.
Carbon Steel Raised Face Flange
A carbon steel flange with a raised sealing surface for gasket compression in bolted connections. As a standard flange in process industries, it is classified under 7307.91.00 as a flange of iron or steel.
Carbon Steel Slip-On Flange
A slip-on carbon steel flange that slides over the pipe end and is welded in place, commonly used in low-pressure applications like water systems. It is classified under 7307.91.00 as a flange of iron or steel.
Forged Alloy Steel Socket Weld Flange
A rough-forged socket weld flange of non-stainless alloy steel, designed for inserting pipe ends into recessed sockets before welding. Commonly used in power plant steam lines, it falls under 7307.91.00 as a flange in its unprocessed forged state.
Forged Alloy Steel Weld Neck Flange
A forged alloy steel weld neck flange with a long tapered hub for welding to pipes, used in high-pressure oil and gas pipelines. As it is not machined, tooled, or otherwise processed after forging, it is classified under 7307.91.00.