What is HS code 730640 used for?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
HS-6 · Subheading
730640
Steel, stainless; tubes, pipes and hollow profiles, welded, of circular cross-section, n.e.c. in chapter 73
Heading 7306 — Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), n.e.c. in chapter 73
Chapter 73: Articles of iron or steel
Plain-language overview
Use HS-6 730640 when importing or exporting welded stainless steel tubes and pipes with a circular cross-section. For example, if you're shipping a batch of stainless steel pipes used in plumbing systems, this is the correct code.
This code specifically covers welded tubes and pipes made from stainless steel, which distinguishes them from other materials like carbon steel or cast iron. For instance, if you have a shipment of carbon steel pipes, you would need a different classification under this heading.
If you’re dealing with seamless stainless steel tubes, you would classify those under a different HS code. HS-6 730640 is strictly for welded varieties, so ensure you check the specifics of your product before proceeding.
Understanding the nuances between this code and others in the same heading is crucial. For example, HS-6 730630 covers non-welded stainless steel tubes, which would not apply if your product is welded.
Keywords & topics
Useful terms traders and brokers use for this HS-6 subheading.
stainless steel pipes · welded tubes · circular cross-section · iron or steel articles · tubes and pipes · non-seamless profiles · industrial stainless steel · plumbing pipes · automotive stainless steel · medical device tubing · food processing pipes · construction scaffolding tubes · oil and gas pipes · welded steel profiles
Examples
Drawn from the official tariff wording for this HS-6 subheading. Always confirm against your published schedule and legal notes.
- Welded stainless steel pipes for plumbing
- Stainless steel tubes used in automotive exhaust systems
- Welded circular stainless steel profiles for furniture
- Stainless steel tubes for industrial machinery
- Welded pipes for food processing equipment
- Stainless steel tubes used in medical devices
- Welded stainless steel pipes for oil and gas applications
- Stainless steel tubes for construction scaffolding
Common questions
Frequent classification questions with short practical guidance.
How to classify welded stainless steel pipes?
Write down material, use, and product form first, then compare nearby lines before you lock the code.
Are there different codes for seamless and welded tubes?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
What materials are covered under HS-6 730640?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Can I use HS-6 730640 for plumbing pipes?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
What are examples of products under HS code 730640?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
How to determine if a pipe is welded or seamless?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
What is the difference between HS-6 730640 and 730630?
Use this as a comparison hint, then confirm the final decision with legal notes and country-specific rules.
Related topics
Common real-world topics that come up during code comparison.
classification for welded stainless steel tubes
Use this topic to narrow your shortlist, then validate the final code against legal wording.
how to classify stainless steel pipes for import
Check the exact product specs and destination-country tariff notes before finalizing the code.
differences between seamless and welded stainless steel
Compare adjacent HS lines and pick the one that matches material, function, and product form most closely.
examples of welded tubes under HS code 730640
Use this topic to narrow your shortlist, then validate the final code against legal wording.
importing stainless steel pipes for plumbing use
Check the exact product specs and destination-country tariff notes before finalizing the code.
what to know about HS-6 730640 for customs
Check the exact product specs and destination-country tariff notes before finalizing the code.
understanding the nuances of HS code 730640
Use this topic to narrow your shortlist, then validate the final code against legal wording.
requirements for shipping welded steel tubes
Use this as a checklist topic, then confirm legal requirements with your broker or customs advisor.
Questions & answers
For orientation only—the binding text is your national tariff and the WCO nomenclature your country uses.
- What types of products fall under HS code 730640?
- HS code 730640 covers welded stainless steel tubes and pipes with a circular cross-section, commonly used in plumbing, automotive, and industrial applications.
- How do I know if my steel pipes are welded?
- Welded pipes typically have a visible seam or weld line along their length. If your pipes are manufactured by joining two edges together, they are considered welded.
- Can I use HS-6 730640 for non-welded stainless steel tubes?
- No, HS-6 730640 specifically applies to welded stainless steel tubes. For non-welded tubes, you would need to refer to a different code, such as HS-6 730630.
- What is the difference between HS-6 730640 and HS-6 730630?
- HS-6 730640 is for welded stainless steel tubes, while HS-6 730630 is for non-welded stainless steel tubes. Ensure you classify your product correctly based on its construction.
- Are there specific regulations for importing stainless steel pipes?
- Yes, regulations may vary by country. It's important to check local customs requirements and ensure compliance with any safety or quality standards.
- What documentation do I need for shipping under HS-6 730640?
- You typically need a commercial invoice, packing list, and any relevant certificates of origin or compliance, depending on your destination country's regulations.
- Can I classify a mixed shipment of welded and non-welded tubes under HS-6 730640?
- No, you should classify each type of tube separately according to its specific HS code. Mixed shipments require careful classification to avoid customs issues.
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