316Ti Stabilized Boiler Tube

Titanium-stabilized 316Ti welded stainless tubes with thick walls for boiler applications requiring resistance to intergranular corrosion after welding. Used in high-purity steam systems. Fits HTS 7306.40.50.15 for boiler-suitable welded stainless tubes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽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.

7307.19.90Higher: 41.2% vs 35%

If carbon steel equivalents

Boiler tubes from carbon steel classify under 7307 for other tubes/pipes.

7306.40.50Same rate: 35%

If wall thickness 0.56-1.65 mm range

Precise wall thickness governs statistical suffix selection within 7306.40.

8404.20.00.00Higher: 40% vs 35%

If parts of auxiliary plant boilers

Specific boiler components may use 8404 parts provisions over tube headings.

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

Certify titanium stabilization treatment to distinguish from standard 316L grade

Provide proof of wall thickness via caliper measurements or manufacturer specs

Check AD/CVD orders specific to certain stainless tube producers

Related Products under HTS 7306.40.50.15

Welded 304 Stainless Steel Boiler Tube

These welded stainless steel tubes with circular cross-section and wall thickness over 1.65 mm are designed specifically for use in high-pressure boilers. Made from 304 grade stainless steel, they resist corrosion and high temperatures in steam generation systems. Classified under HTS 7306.40.50.15 due to their welded construction and suitability for boilers.

Cold-Drawn 316L Stainless Steel Heat Exchanger Tube

Cold-drawn welded tubes of 316L stainless steel with wall thickness of at least 1.65 mm, optimized for heat exchanger applications in chemical processing. The enhanced molybdenum content provides superior corrosion resistance in aggressive environments. Fits HTS 7306.40.50.15 for welded stainless tubes suitable for heat exchangers.

Welded 304H Stainless Superheater Tube

High-temperature resistant welded 304H stainless steel tubes with thick walls (≥1.65 mm) for superheater sections in power plant boilers. The stabilized composition prevents carbide precipitation during prolonged heat exposure. HTS 7306.40.50.15 applies to these welded stainless tubes designated for superheaters.

Duplex 2205 Stainless Condenser Tube

Welded duplex 2205 stainless steel tubes featuring high strength and corrosion resistance, with wall thickness over 1.65 mm for condenser applications in power plants. Ideal for handling cooling water with chloride content. Classified in HTS 7306.40.50.15 as welded stainless tubes for condensers.

317L Stainless Steel Feedwater Heater Tube

Corrosion-resistant welded 317L stainless tubes with thick walls for feedwater heaters in steam cycles, preventing stress corrosion cracking. The higher molybdenum content enhances pitting resistance. Meets HTS 7306.40.50.15 criteria for welded stainless tubes in feedwater heaters.

310S Stainless Refining Furnace Tube

High oxidation resistance welded 310S stainless steel tubes for petroleum refining furnace applications, featuring wall thickness ≥1.65 mm to withstand carburizing atmospheres. Provides excellent creep strength at elevated temperatures. HTS 7306.40.50.15 covers these welded stainless tubes for refining furnaces.