HS Code for Stainless steel flanges
Stainless steel flanges are classified under HS code 7307.21. This code is situated within Chapter 73 (Articles of iron or steel) and heading 7307, which encompasses tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. Subheading 7307.21 is specifically designated for flanges made of stainless steel. Flanges are essential components used to connect pipes, valves, pumps, and other equipment to form a piping system. They provide easy access for cleaning, inspection, or modification. The classification is determined by the material (stainless steel) and the function (a pipe fitting). Under the Harmonized System, 'stainless steel' is defined by its chromium content (at least 10.5%). These fittings are usually forged or machined and must meet various international standards (such as ANSI/ASME or DIN) to ensure compatibility in high-pressure or corrosive industrial environments like chemical plants or offshore platforms.
Products Included
- Stainless steel weld neck flanges
- Stainless steel slip-on flanges
- Stainless steel blind flanges
- Stainless steel threaded flanges
- Stainless steel socket weld flanges
- Lap joint flanges made of stainless steel
Common Misclassification
A common error is classifying these under 7307.11 or 7307.19, which are for cast fittings; most stainless steel flanges are forged and thus fall under 7307.21. Another mistake is using 7307.91, which is for flanges made of iron or non-stainless steel. Furthermore, if the flange is part of a valve assembly, it might be incorrectly classified under 8481. However, as a standalone fitting, 7307.21 is the correct code. Gaskets used with flanges are also often misclassified here, but they belong in 4016 (rubber) or 8484 (composite).
FAQ
What is the HS code for stainless steel flanges?
The correct HS code for tube or pipe fittings that are flanges made of stainless steel is 7307.21.
Does this code include cast iron flanges?
No, cast iron flanges are classified under HS code 7307.11 (non-malleable) or 7307.19 (malleable).
Industry
Frequently Asked Questions
What is the HS code for Stainless steel flanges?
The HS code for Stainless steel flanges is 730721 (Steel, stainless; tube or pipe fittings, flanges, of stainless steel).
How do I classify Stainless steel flanges for customs?
Stainless steel flanges is classified under HS code 730721 — Steel, stainless; tube or pipe fittings, flanges, of stainless steel. This is a 6-digit subheading level code.
Is the HS code for Stainless steel flanges the same in all countries?
The base HS code 730721 for Stainless steel flanges is internationally standardized for the first 6 digits across 200+ countries. Individual countries may add additional digits for national tariff lines and specific classifications.