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Siemens SGT6-8000H Steam Turbine

Siemens SGT6-8000H is an advanced vapor turbine exceeding 40 MW output, optimized for combined-cycle power plants using superheated steam. Classified in HTS 8406.81.90.00 for other large vapor turbines used in utility-scale electricity generation.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+37.5%37.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

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

8406.81.10Higher: 44.2% vs 37.5%

If specifically designed as a steam turbine

Pure steam turbines have a dedicated subheading, while 'other' covers mixed vapor types.

8479.89.95Higher: 40% vs 37.5%

If integrated into a complete power generation machine set

Machines with integrated turbines for multiple functions classify under unlisted machinery.

8406.90.20.00Higher: 42.5% vs 37.5%

If for turbine housings or diaphragms sold separately

Specific cast-iron parts move to the parts provisions rather than complete units.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Provide ASME or ISO certification confirming output capacity over 40 MW to avoid reclassification

• Label entries clearly as 'vapor turbine' with steam parameters to distinguish from other engines

• Watch for pitfalls in combined-cycle setups; separate gas and steam components for accurate HTS