Chapter 73 covers articles of iron or steel, including plates, rods, tubes, profiles of iron or steel, and various finished articles of iron or steel. This chapter ranges from raw steel semi-finished products to final steel products, but excludes ferrous waste and scrap (Chapter 72) and specifically named machinery, vehicles, etc. (Chapters 84-87). Heading 7304 pertains to seamless steel tubes and hollow profiles, an important branch of steel tubular products, widely used in petroleum, chemical, boiler, machinery manufacturing and other fields. Heading 7304 covers seamless steel tubes and hollow profiles, including seamless tubes made of steel, whether or not further worked by cold-drawing, cold-rolling, etc. Under this heading, it is subdivided into multiple subheadings by use and material, such as oil drilling pipes, boiler tubes, geological drilling pipes, etc. Heading 7304 does not include welded tubes (7305/7306) or cast iron tubes (7303), nor does it include tube fittings made into specific articles (such as 7307 pipe fittings). First 2 digits 73: represents Chapter 73 'Articles of iron or steel', covering all finished steel products, distinguished from Chapter 72 'Iron and steel' raw materials. Digits 3-4: 04 represents heading 7304 'Seamless steel tubes and hollow profiles', referring to seamless tubes made by piercing, hot-rolling, cold-drawing and other processes. Digits 5-6: 41 represents subheading 730441, specifically 'Seamless tubes of stainless steel, cold-drawn or cold-rolled', i.e., stainless steel seamless tubes processed by cold-drawing (cold-rolling), with high precision of outer diameter and wall thickness and good surface finish. This subheading can be further subdivided by outer diameter, wall thickness, etc., but the first 6 digits of the HS code are internationally uniform. This commodity is a stainless steel cold-drawn tube, which is a seamless tube and has been cold-drawn, conforming to the description of heading 7304. The stainless steel material excludes ordinary carbon steel, and the cold-drawing process excludes hot-rolled tubes, so it is classified under 730441. If it were a welded stainless steel tube, it should be classified under 7305 or 7306; if it were a hot-rolled stainless steel seamless tube, it would be classified under 730449 (other seamless tubes of stainless steel).
Chapter
Chapter 73 covers articles of iron or steel, including plates, rods, tubes, profiles of iron or steel, and various finished articles of iron or steel. This chapter ranges from raw steel semi-finished products to final steel products, but excludes ferrous waste and scrap (Chapter 72) and specifically named machinery, vehicles, etc. (Chapters 84-87). Heading 7304 pertains to seamless steel tubes and hollow profiles, an important branch of steel tubular products, widely used in petroleum, chemical, boiler, machinery manufacturing and other fields.
Heading
Heading 7304 covers seamless steel tubes and hollow profiles, including seamless tubes made of steel, whether or not further worked by cold-drawing, cold-rolling, etc. Under this heading, it is subdivided into multiple subheadings by use and material, such as oil drilling pipes, boiler tubes, geological drilling pipes, etc. Heading 7304 does not include welded tubes (7305/7306) or cast iron tubes (7303), nor does it include tube fittings made into specific articles (such as 7307 pipe fittings).
Digit Breakdown
First 2 digits 73: represents Chapter 73 'Articles of iron or steel', covering all finished steel products, distinguished from Chapter 72 'Iron and steel' raw materials. Digits 3-4: 04 represents heading 7304 'Seamless steel tubes and hollow profiles', referring to seamless tubes made by piercing, hot-rolling, cold-drawing and other processes. Digits 5-6: 41 represents subheading 730441, specifically 'Seamless tubes of stainless steel, cold-drawn or cold-rolled', i.e., stainless steel seamless tubes processed by cold-drawing (cold-rolling), with high precision of outer diameter and wall thickness and good surface finish. This subheading can be further subdivided by outer diameter, wall thickness, etc., but the first 6 digits of the HS code are internationally uniform.
Classification Basis
This commodity is a stainless steel cold-drawn tube, which is a seamless tube and has been cold-drawn, conforming to the description of heading 7304. The stainless steel material excludes ordinary carbon steel, and the cold-drawing process excludes hot-rolled tubes, so it is classified under 730441. If it were a welded stainless steel tube, it should be classified under 7305 or 7306; if it were a hot-rolled stainless steel seamless tube, it would be classified under 730449 (other seamless tubes of stainless steel).
📝 Declaration Elements
Product name: The specific name of the declared commodity, which should include key information such as material, processing technique, tube type, e.g., 'stainless steel cold-drawn seamless tube'. Material: Fill in the specific grade or composition of stainless steel, such as 304, 316L, etc., which must comply with standards. Processing technique: Indicate cold-drawing, cold-rolling or hot-rolling, etc. Cold-drawn tubes must clearly state 'cold-drawn'. Outer diameter: The outer diameter dimension of the tube, in millimeters, must be consistent with the contract. Wall thickness: The wall thickness dimension of the tube, in millimeters, must be consistent with the contract. Use: The final use of the tube, such as oil drilling, boiler, machining, etc. Length: The length or length range of the tube, in millimeters or meters. Product name: Stainless steel cold-drawn seamless tube; Material: 304; Processing technique: Cold-drawn; Outer diameter: 25mm; Wall thickness: 2mm; Length: 6000mm; Use: For machining. Failure to indicate 'seamless', mistakenly classified as welded tube. Material only written as 'stainless steel' without providing grade, causing classification difficulties. Processing technique confused between 'cold-drawn' and 'cold-rolled', although they belong to the same subheading, it affects declaration accuracy.
Product name
The specific name of the declared commodity, which should include key information such as material, processing technique, tube type, e.g., 'stainless steel cold-drawn seamless tube'.
⚠️ Only writing 'stainless steel tube' without indicating seamless and cold-drawn, leading to classification disputes.
Material
Fill in the specific grade or composition of stainless steel, such as 304, 316L, etc., which must comply with standards.
⚠️ Only writing 'stainless steel' without providing the specific grade, affecting classification and tax rate.
Processing technique
Indicate cold-drawing, cold-rolling or hot-rolling, etc. Cold-drawn tubes must clearly state 'cold-drawn'.
⚠️ Confusing cold-drawing with cold-rolling, or failing to indicate the process, resulting in classification under different subheadings.
Outer diameter
The outer diameter dimension of the tube, in millimeters, must be consistent with the contract.
⚠️ Wrong unit (e.g., written as centimeters), or failure to provide outer diameter, affecting subheading subdivision.
Wall thickness
The wall thickness dimension of the tube, in millimeters, must be consistent with the contract.
⚠️ Wall thickness does not match outer diameter, or failure to provide wall thickness, making classification impossible.
Use
The final use of the tube, such as oil drilling, boiler, machining, etc.
⚠️ Use description too broad, such as 'industrial use', which may affect classification.
Length
The length or length range of the tube, in millimeters or meters.
⚠️ Failure to provide length, or inconsistency with the contract, affecting inspection.
Failure to indicate 'seamless', mistakenly classified as welded tube.
Material only written as 'stainless steel' without providing grade, causing classification difficulties.
Processing technique confused between 'cold-drawn' and 'cold-rolled', although they belong to the same subheading, it affects declaration accuracy.
🎯 Classification Logic
The core basis for classification is: 1) material is stainless steel; 2) seamless tube; 3) processed by cold-drawing or cold-rolling. Meeting the above three points classifies it under 730441. If it is a hot-rolled stainless steel seamless tube, classify under 730449; if it is a welded stainless steel tube, classify under 7305 or 7306. Cold-drawing and cold-rolling are regarded as the same subheading in HS, but must be truthfully filled in during declaration. 730449 Other seamless tubes of stainless steel: 730449 is hot-rolled or other non-cold-drawn (cold-rolled) stainless steel seamless tubes, while 730441 specifically refers to cold-drawn or cold-rolled stainless steel seamless tubes. 730531 Welded tubes of stainless steel: 730531 is welded stainless steel tube, with weld seam, while 730441 is seamless tube, without weld seam, different processing techniques. 730640 Welded tubes of stainless steel (other): 730640 is other welded stainless steel tubes, also with weld seam, different classification from seamless tubes. 730722 Tube fittings of stainless steel: 730722 is tube fittings of stainless steel (such as joints, elbows), made into specific shapes, while 730441 is the tube itself. Is it clearly made of stainless steel? Is it a seamless tube? Has it been cold-drawn or cold-rolled? Are the outer diameter and wall thickness declared accurately? Is the use specific?
Basis
The core basis for classification is: 1) material is stainless steel; 2) seamless tube; 3) processed by cold-drawing or cold-rolling. Meeting the above three points classifies it under 730441. If it is a hot-rolled stainless steel seamless tube, classify under 730449; if it is a welded stainless steel tube, classify under 7305 or 7306. Cold-drawing and cold-rolling are regarded as the same subheading in HS, but must be truthfully filled in during declaration.
Confused Codes：
730449 - Other seamless tubes of stainless steel
730449 is hot-rolled or other non-cold-drawn (cold-rolled) stainless steel seamless tubes, while 730441 specifically refers to cold-drawn or cold-rolled stainless steel seamless tubes.
730531 - Welded tubes of stainless steel
730531 is welded stainless steel tube, with weld seam, while 730441 is seamless tube, without weld seam, different processing techniques.
730640 - Welded tubes of stainless steel (other)
730640 is other welded stainless steel tubes, also with weld seam, different classification from seamless tubes.
730722 - Tube fittings of stainless steel
730722 is tube fittings of stainless steel (such as joints, elbows), made into specific shapes, while 730441 is the tube itself.
Self-Check：
✓ Is it clearly made of stainless steel?
✓ Is it a seamless tube?
✓ Has it been cold-drawn or cold-rolled?
✓ Are the outer diameter and wall thickness declared accurately?
✓ Is the use specific?
❓ FAQ
How to inquire about the import tax rate for 730441? You can inquire about the MFN rate, agreement rate, etc. through the official website of the General Administration of Customs, China International Trade Single Window, or third-party tariff inquiry platforms by entering HS code 730441 and the country of origin. Note that tax rates are subject to policy adjustments, and it is recommended to rely on the customs system at the time of declaration. What is the main difference between 730441 and 730449? The main difference lies in the processing technique: 730441 specifically refers to cold-drawn or cold-rolled stainless steel seamless tubes, with high dimensional precision and smooth surface; 730449 refers to stainless steel seamless tubes of other processes (such as hot-rolled). When classifying, proof of processing technique must be provided. What is the most common mistake when declaring stainless steel cold-drawn tubes? The most common mistake is failure to indicate 'seamless' and 'cold-drawn', resulting in classification as welded tubes or hot-rolled tubes. In addition, failure to provide the specific grade of material (such as 304, 316) can also easily lead to classification disputes. It is recommended to fully declare the product name, material, process, dimensions and use. If my tube is cold-drawn and then welded, which code should it be classified under? If the tube has been welded, it is a welded tube and should be classified under 7305 or 7306, not 730441. 730441 requires seamless, and the welding process will change the classification. Does 730441 require declaration of outer diameter and wall thickness? Yes, outer diameter and wall thickness are important declaration elements, affecting subheading subdivision and inspection. They should be accurately filled in during declaration, in millimeters, and consistent with the contract and invoice. Can 730441 be used for cross-border e-commerce export of stainless steel cold-drawn tubes? Yes, but it is necessary to ensure that the commodity conforms to the description of 730441. Cross-border e-commerce exports also require truthful declaration of HS code. If it is a seamless cold-drawn stainless steel tube, it is classified under 730441. It is recommended to consult a professional customs broker. What are the regulatory conditions for 730441? Regulatory conditions vary by country. China's imports may involve licenses, commodity inspection, etc. For details, you can consult the 'Customs Import and Export Tariff of the People's Republic of China' or consult the local customs. Exports usually have no special regulation, but must comply with the requirements of the destination country. How to determine whether a stainless steel cold-drawn tube is 'seamless'? Seamless tubes are made by piercing, cold-drawing and other processes, without weld seam; welded tubes have visible weld seams. It can be confirmed by visual inspection, ultrasonic testing or checking the quality assurance certificate. When declaring, a production process description must be provided.
Q: How to inquire about the import tax rate for 730441?
A: You can inquire about the MFN rate, agreement rate, etc. through the official website of the General Administration of Customs, China International Trade Single Window, or third-party tariff inquiry platforms by entering HS code 730441 and the country of origin. Note that tax rates are subject to policy adjustments, and it is recommended to rely on the customs system at the time of declaration.
Q: What is the main difference between 730441 and 730449?
A: The main difference lies in the processing technique: 730441 specifically refers to cold-drawn or cold-rolled stainless steel seamless tubes, with high dimensional precision and smooth surface; 730449 refers to stainless steel seamless tubes of other processes (such as hot-rolled). When classifying, proof of processing technique must be provided.
Q: What is the most common mistake when declaring stainless steel cold-drawn tubes?
A: The most common mistake is failure to indicate 'seamless' and 'cold-drawn', resulting in classification as welded tubes or hot-rolled tubes. In addition, failure to provide the specific grade of material (such as 304, 316) can also easily lead to classification disputes. It is recommended to fully declare the product name, material, process, dimensions and use.
Q: If my tube is cold-drawn and then welded, which code should it be classified under?
A: If the tube has been welded, it is a welded tube and should be classified under 7305 or 7306, not 730441. 730441 requires seamless, and the welding process will change the classification.
Q: Does 730441 require declaration of outer diameter and wall thickness?
A: Yes, outer diameter and wall thickness are important declaration elements, affecting subheading subdivision and inspection. They should be accurately filled in during declaration, in millimeters, and consistent with the contract and invoice.
Q: Can 730441 be used for cross-border e-commerce export of stainless steel cold-drawn tubes?
A: Yes, but it is necessary to ensure that the commodity conforms to the description of 730441. Cross-border e-commerce exports also require truthful declaration of HS code. If it is a seamless cold-drawn stainless steel tube, it is classified under 730441. It is recommended to consult a professional customs broker.
Q: What are the regulatory conditions for 730441?
A: Regulatory conditions vary by country. China's imports may involve licenses, commodity inspection, etc. For details, you can consult the 'Customs Import and Export Tariff of the People's Republic of China' or consult the local customs. Exports usually have no special regulation, but must comply with the requirements of the destination country.
Q: How to determine whether a stainless steel cold-drawn tube is 'seamless'?
A: Seamless tubes are made by piercing, cold-drawing and other processes, without weld seam; welded tubes have visible weld seams. It can be confirmed by visual inspection, ultrasonic testing or checking the quality assurance certificate. When declaring, a production process description must be provided.
⚠️ 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.