Chapter 73 covers articles of iron or steel, including steel pipes, hollow profiles, steel structures, containers, cables, etc. This chapter ranges from 7301 to 7326 and involves steel products made by casting, forging, rolling, welding, and other processes. 7304 to 7307 are steel pipes and hollow profiles; 7304 specifically refers to seamless pipes and hollow profiles, as distinct from welded pipes (7305, 7306). Heading 7304 covers seamless steel pipes and hollow profiles, including hot-rolled, cold-drawn, cold-rolled, and other processes. It specifically includes pipes for oil and gas drilling, boiler tubes, geological drilling pipes, precision tubes, etc. Under 7304, it is further subdivided by use and material, such as 7304.1 for oil and gas drilling pipes, 7304.2 for boiler tubes, 7304.3 for geological drilling pipes, and 7304.4 for pipes for other uses. 7304.49 is other seamless pipes of stainless steel, hot-rolled or hot-drawn. Code 730449 is a 6-digit subheading. The first 2 digits 73: Chapter 73, articles of iron or steel. Digits 3-4 04: heading 7304, seamless steel pipes and hollow profiles. Digits 5-6 49: subheading 7304.49, other seamless pipes of stainless steel, but note that 7304.49 is further subdivided into 7304.49.10 (hot-rolled or hot-drawn) and 7304.49.90 (other). The 730449 provided by the user is actually a 6-digit subheading, but the actual 8-digit or 10-digit code must be determined according to the specific specifications. When classifying, first determine the chapter (73), then the heading (7304), then the subheading (7304.49), and finally the subdivision (such as 7304.49.10). This product is a hot-rolled stainless steel pipe, belongs to seamless pipes, is made of stainless steel, and the process is hot rolling. Therefore, it is classified under 7304.49 (other seamless pipes of stainless steel, hot-rolled or hot-drawn), rather than 7304.41 (cold-drawn or cold-rolled seamless pipes of stainless steel) or 7304.51 (seamless pipes of other alloy steel). It differs from welded pipes (7305, 7306) in that it uses a seamless process.
Chapter
Chapter 73 covers articles of iron or steel, including steel pipes, hollow profiles, steel structures, containers, cables, etc. This chapter ranges from 7301 to 7326 and involves steel products made by casting, forging, rolling, welding, and other processes. 7304 to 7307 are steel pipes and hollow profiles; 7304 specifically refers to seamless pipes and hollow profiles, as distinct from welded pipes (7305, 7306).
Heading
Heading 7304 covers seamless steel pipes and hollow profiles, including hot-rolled, cold-drawn, cold-rolled, and other processes. It specifically includes pipes for oil and gas drilling, boiler tubes, geological drilling pipes, precision tubes, etc. Under 7304, it is further subdivided by use and material, such as 7304.1 for oil and gas drilling pipes, 7304.2 for boiler tubes, 7304.3 for geological drilling pipes, and 7304.4 for pipes for other uses. 7304.49 is other seamless pipes of stainless steel, hot-rolled or hot-drawn.
Digit Breakdown
Code 730449 is a 6-digit subheading. The first 2 digits 73: Chapter 73, articles of iron or steel. Digits 3-4 04: heading 7304, seamless steel pipes and hollow profiles. Digits 5-6 49: subheading 7304.49, other seamless pipes of stainless steel, but note that 7304.49 is further subdivided into 7304.49.10 (hot-rolled or hot-drawn) and 7304.49.90 (other). The 730449 provided by the user is actually a 6-digit subheading, but the actual 8-digit or 10-digit code must be determined according to the specific specifications. When classifying, first determine the chapter (73), then the heading (7304), then the subheading (7304.49), and finally the subdivision (such as 7304.49.10).
Classification Basis
This product is a hot-rolled stainless steel pipe, belongs to seamless pipes, is made of stainless steel, and the process is hot rolling. Therefore, it is classified under 7304.49 (other seamless pipes of stainless steel, hot-rolled or hot-drawn), rather than 7304.41 (cold-drawn or cold-rolled seamless pipes of stainless steel) or 7304.51 (seamless pipes of other alloy steel). It differs from welded pipes (7305, 7306) in that it uses a seamless process.
📝 Declaration Elements
Product name: The declared commodity name should be accurately described as "hot-rolled stainless steel pipe" or "seamless hot-rolled stainless steel pipe." Material: Indicate the stainless steel grade, such as 304, 316, 321, etc., as well as the content of main components. Specifications and model: Includes dimensions such as outer diameter, wall thickness, and length, as well as shape such as round pipe or square pipe. Processing technology: Clearly state hot-rolled, hot-drawn, or cold-drawn, etc., and indicate whether it is seamless. Use: Explain the specific use, such as oil pipelines, boilers, structural parts, etc. Brand or manufacturer: Provide the brand or manufacturer name; if there is no brand, enter "none." GTIN: Fill in if there is a Global Trade Item Number; otherwise leave blank. Product name: hot-rolled seamless stainless steel pipe; Material: 304 stainless steel; Specifications: outer diameter 89 mm, wall thickness 6 mm, length 6 m; Processing technology: hot-rolled; Use: oil pipeline; Brand: none; GTIN: none. Mistakenly declaring hot-rolled pipes as cold-rolled pipes, resulting in incorrect classification. Failing to indicate "seamless," which may lead to classification as welded pipes. The material does not provide a specific grade, affecting classification.
Product name
The declared commodity name should be accurately described as "hot-rolled stainless steel pipe" or "seamless hot-rolled stainless steel pipe."
⚠️ Only writing "stainless steel pipe" without indicating hot-rolled and seamless.
Material
Indicate the stainless steel grade, such as 304, 316, 321, etc., as well as the content of main components.
⚠️ Only writing "stainless steel" without providing the specific grade.
Specifications and model
Includes dimensions such as outer diameter, wall thickness, and length, as well as shape such as round pipe or square pipe.
⚠️ Incomplete specifications, missing wall thickness or length.
Processing technology
Clearly state hot-rolled, hot-drawn, or cold-drawn, etc., and indicate whether it is seamless.
⚠️ Confusing hot rolling with cold rolling, or failing to indicate seamless.
Use
Explain the specific use, such as oil pipelines, boilers, structural parts, etc.
⚠️ The use is too general, such as "industrial use."
Brand or manufacturer
Provide the brand or manufacturer name; if there is no brand, enter "none."
⚠️ Omitting brand information.
GTIN
Fill in if there is a Global Trade Item Number; otherwise leave blank.
Mistakenly declaring hot-rolled pipes as cold-rolled pipes, resulting in incorrect classification.
Failing to indicate "seamless," which may lead to classification as welded pipes.
The material does not provide a specific grade, affecting classification.
🎯 Classification Logic
Classification basis: 1. The material is stainless steel; 2. The process is hot rolling or hot drawing; 3. It is a seamless pipe. It meets the notes to Chapter 73 and subheading notes of the Import and Export Tariff. According to General Rules 1 and 6 for the interpretation of the Harmonized System, it is classified under 7304.49. 7304.41 Cold-drawn or cold-rolled seamless pipes of stainless steel: The processing technology is different; 7304.41 is cold-drawn or cold-rolled, while 7304.49 is hot-rolled or hot-drawn. 7304.51 Seamless pipes of other alloy steel: The material is different; 7304.51 is other alloy steel, not stainless steel. 7305 Other steel pipes with circular cross-section (welded): 7305 is welded pipes, while 7304 is seamless pipes. 7306 Other steel pipes and hollow profiles (welded): 7306 is welded pipes, while 7304 is seamless pipes. Is the material stainless steel? Is the process hot rolling or hot drawing? Is it a seamless pipe? Are the specifications complete? Is the use clear?
Basis
Classification basis: 1. The material is stainless steel; 2. The process is hot rolling or hot drawing; 3. It is a seamless pipe. It meets the notes to Chapter 73 and subheading notes of the Import and Export Tariff. According to General Rules 1 and 6 for the interpretation of the Harmonized System, it is classified under 7304.49.
Confused Codes：
7304.41 - Cold-drawn or cold-rolled seamless pipes of stainless steel
The processing technology is different; 7304.41 is cold-drawn or cold-rolled, while 7304.49 is hot-rolled or hot-drawn.
7304.51 - Seamless pipes of other alloy steel
The material is different; 7304.51 is other alloy steel, not stainless steel.
7305 - Other steel pipes with circular cross-section (welded)
7305 is welded pipes, while 7304 is seamless pipes.
7306 - Other steel pipes and hollow profiles (welded)
7306 is welded pipes, while 7304 is seamless pipes.
Self-Check：
✓ Is the material stainless steel?
✓ Is the process hot rolling or hot drawing?
✓ Is it a seamless pipe?
✓ Are the specifications complete?
✓ Is the use clear?
❓ FAQ
How can I check the import tariff rate for 730449? You can check through the official website of the General Administration of Customs or the International Trade Single Window by entering HS code 730449 to view the most-favored-nation rate, general rate, etc. Note that tariff rates may change. What is the difference between 730449 and 730441? 730441 is cold-drawn or cold-rolled seamless pipes of stainless steel, while 730449 is hot-rolled or hot-drawn seamless pipes of stainless steel; the processes are different. Is material certification required at the time of declaration? It is recommended to provide material certification to prove the stainless steel grade and avoid classification disputes. How are hot-rolled pipes and cold-rolled pipes distinguished in classification? According to the processing technology, hot-rolled pipes are classified under 730449, and cold-rolled pipes under 730441. What are the main uses of hot-rolled stainless steel pipes? They are used in petroleum, chemicals, boilers, heat exchangers, structural parts, etc. If the pipe is welded, under which code should it be classified? Welded stainless steel pipes are classified under 7305 or 7306, depending on the cross-sectional shape and use. What are the regulatory conditions for 730449? It may involve import licenses, commodity inspection, etc.; check the customs regulatory conditions for details. How can one determine whether a stainless steel pipe is seamless? It can be determined by appearance and process documents; seamless pipes have no weld seam.
Q: How can I check the import tariff rate for 730449?
A: You can check through the official website of the General Administration of Customs or the International Trade Single Window by entering HS code 730449 to view the most-favored-nation rate, general rate, etc. Note that tariff rates may change.
Q: What is the difference between 730449 and 730441?
A: 730441 is cold-drawn or cold-rolled seamless pipes of stainless steel, while 730449 is hot-rolled or hot-drawn seamless pipes of stainless steel; the processes are different.
Q: Is material certification required at the time of declaration?
A: It is recommended to provide material certification to prove the stainless steel grade and avoid classification disputes.
Q: How are hot-rolled pipes and cold-rolled pipes distinguished in classification?
A: According to the processing technology, hot-rolled pipes are classified under 730449, and cold-rolled pipes under 730441.
Q: What are the main uses of hot-rolled stainless steel pipes?
A: They are used in petroleum, chemicals, boilers, heat exchangers, structural parts, etc.
Q: If the pipe is welded, under which code should it be classified?
A: Welded stainless steel pipes are classified under 7305 or 7306, depending on the cross-sectional shape and use.
Q: What are the regulatory conditions for 730449?
A: It may involve import licenses, commodity inspection, etc.; check the customs regulatory conditions for details.
Q: How can one determine whether a stainless steel pipe is seamless?
A: It can be determined by appearance and process documents; seamless pipes have no weld seam.
⚠️ Disclaimer: HS code classification, declaration elements, tariff rates and regulatory conditions on this page are for reference only and do not constitute legal advice on customs classification. Tariff rates and regulations are subject to change; the latest announcements from the General Administration of Customs and on-site determinations shall prevail. Please consult professional customs brokers or customs authorities before import/export.