P22 Grade Heat Exchanger Tube 110mm OD

Seamless P22 alloy steel tube (2.25Cr-1Mo), 110 mm OD, for high-temperature heat exchangers in refineries. Meets criteria for HTS 7304.59.20.45 with its size, seamless form, and refining/heat exchanger suitability.

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.

7305.11.10Same rate: 35%

If welded alloy steel

Welded long. submerged arc tubes in 7305.11.

7304.41.60Lower: 17.5% vs 35%

If stainless heat exchanger types

Stainless seamless cold-drawn in separate subhead.

7304.59Same rate: 35%

If other unspecified end uses

Lack of boiler/exchanger proof may default to general alloy tubes.

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 chemical analysis reports confirming P22 composition per ASTM A335

Declare intended refining furnace or exchanger use explicitly

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