Forged Steel Weld Neck Flange
A forged carbon steel flange designed with a tapered hub and welded neck for high-pressure piping systems in industrial applications. It falls under HTS 7307.91.50 as a steel flange not specified elsewhere, used to connect pipes securely in refineries and power plants.
Import Duty Rates by Country of Origin
| Origin Country | MFN Rate | Ch.99 Surcharges | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 5.5% | +35.0% | 40.5% |
| 🇲🇽Mexico | 5.5% | +10.0% | 15.5% |
| 🇨🇦Canada | 5.5% | +10.0% | 15.5% |
| 🇩🇪Germany | 5.5% | +10.0% | 15.5% |
| 🇯🇵Japan | 5.5% | +10.0% | 15.5% |
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 made by forging
Forged flanges have a specific subheading under 7307.91.10, distinguishing them from other manufacturing methods.
If stainless steel composition
Stainless steel flanges shift to 7307.99 due to material-specific headings in Chapter 73.
If sold as a threaded flange
Threaded pipe fittings including flanges are classified separately under 7307.23 for specific connection types.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Verify flange dimensions and pressure ratings match ASME/ANSI standards to ensure compliance with import regulations
• Provide mill test certificates (MTC) documenting chemical composition and mechanical properties during customs clearance
• Avoid misclassification by confirming it's not a cast flange, which may fall under different subheadings
Related Products under HTS 7307.91.50
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. Classified under HTS 7307.91.50 as an 'other' iron or steel flange for general piping connections.
Steel Blind Flange
A solid steel disc used to seal the end of a pipe system, preventing flow and allowing for future expansion. It is categorized under HTS 7307.91.50 as an 'other' flange of iron or steel, essential for pressure testing and maintenance.
Galvanized Steel Socket Weld Flange
A galvanized socket weld flange for corrosion resistance in outdoor piping, where the pipe is inserted into a socket and fillet welded. Falls under HTS 7307.91.50 as an other steel flange for robust connections in chemical plants.
Plate Steel Flange
A cost-effective flange cut and machined from steel plate stock, suitable for non-critical low-pressure services. It is included under HTS 7307.91.50 as an other iron or steel flange for general utility piping.
Lap Joint Steel Flange
A two-piece steel flange system with a stub end for easy alignment and rotation in alloy pipe systems. Classified under HTS 7307.91.50 as an other flange ideal for frequent disassembly.
Steel Reducing Flange
A steel flange that connects pipes of different diameters, maintaining pressure integrity in transition points. It is covered by HTS 7307.91.50 as an other iron or steel flange for size adaptation.