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Wind Farm Foundation Alloy Steel Transition Pipe

Longitudinally welded alloy steel pipe >406.4mm connecting monopile to tower in offshore wind foundations. HTS 7305.31.60 large welded tubes. API 2W Grade 50.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+75.0%75%
🇲🇽MexicoFree+50.0%50%
🇨🇦CanadaFree+50.0%50%
🇩🇪GermanyFree+50.0%50%
🇯🇵JapanFree+50.0%50%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

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

7304.19.10Same rate: 75%

If seamless wind piling

Monopiles often seamless → 7304.

7306Lower: 50% vs 75%

If non-circular profiles

Tapered/non-circular → profiles.

8410.90.00Lower: 53.8% vs 75%

If turbine-specific towers

Tower sections → Chapter 84 parts.

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Import Tips & Compliance

DNVGL certification for offshore

Note transition cone if any → may affect

No anodes attached or → 7308