Seamless Steel Medical Gas Pipes

Thin-walled seamless nonalloy steel pipes (<4 mm) certified for medical oxygen and gas delivery systems. HTS 7304.90.50.00 covers these clean, seamless tubes of iron/nonalloy steel.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+17.5%17.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

9018.90.75Higher: 35% vs 17.5%

If parts of medical gas systems

Specialized medical delivery tubes become Chapter 90 instruments.

7306.50.10Higher: 35% vs 17.5%

If welded medical grade tubing

Welded stainless dominates medical gas applications.

7304.19.10.60Higher: 35% vs 17.5%

If stainless steel variants

Medical gases prefer corrosion-resistant alloys.

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

Include USP or pharma certifications for medical gas cleanliness

Avoid pre-connected manifolds, which classify as medical equipment

Document seamless integrity critical for sterilization validation

Related Products under HTS 7304.90.50.00

Seamless Steel Hydraulic Tubing

Thin-walled seamless tubes of nonalloy steel used in hydraulic systems for machinery and equipment. These pipes have a wall thickness under 4 mm and are classified under HTS 7304.90.50.00 due to their seamless construction from iron or nonalloy steel, distinguishing them from welded pipes.

Nonalloy Steel Boiler Flue Pipes

Seamless thin-walled pipes of iron or nonalloy steel designed for conveying hot gases in boiler systems. Wall thickness less than 4 mm qualifies them for HTS 7304.90.50.00 as seamless hollow profiles of nonalloy steel.

Precision Seamless Steel Instrument Tubing

High-precision seamless tubes of nonalloy steel with wall thickness under 4 mm, used for instrumentation and control lines in industrial applications. Fits HTS 7304.90.50.00 for seamless, thin-walled iron/nonalloy steel pipes.

Automotive Seamless Steel Brake Lines

Seamless nonalloy steel tubes with thin walls (<4 mm) for hydraulic brake systems in vehicles. Classified in HTS 7304.90.50.00 as seamless pipes of iron/nonalloy steel, not as vehicle parts.

Industrial Seamless Steel Condenser Tubes

Thin-walled seamless pipes of nonalloy steel (<4 mm wall) for heat exchanger condensers in power plants. HTS 7304.90.50.00 applies to these seamless hollow profiles of iron/nonalloy steel.

Nonalloy Steel Furniture Frame Tubes

Seamless thin-walled tubes (<4 mm) of nonalloy steel used in metal furniture construction like chair and table legs. HTS 7304.90.50.00 covers these as seamless pipes suitable for structural hollow profiles.