Turbine Casing Segments
Segmented high-pressure casings that contain turbine stages in non-aircraft gas turbines for electricity generation. Cast from high-strength steel alloys with machined mounting flanges. Classified HTS 8411.91.90.40 for non-aircraft turbine components.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If industrial gas turbine casings not for turbojets
Other gas turbine parts in 8411.99 vs turbojet/turboprop specific in 8411.91.
If unfinished cast steel housings
Cast articles of iron/steel classify under 7325 before turbine-specific finishing.
If part of complete generating sets
Generator set parts may classify under Chapter 85 when supplied as matched sets.
Not sure which classification is right?
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Import Tips & Compliance
• Supply CAD models showing casing internal geometry matching turbine rotor profile
• Certify pressure containment ratings suitable only for industrial turbine operating conditions
Related Products under HTS 8411.91.90.40
Turbine Blade Cooling Inserts
Internal inserts that enhance air cooling passages within turbine blades of non-aircraft gas turbines. Made from porous high-temperature alloys for power generation service. HTS 8411.91.90.40 includes these specialized non-aircraft turbine parts.
Turbine Interstage Seals
Labyrinth seals preventing gas leakage between turbine stages in non-aircraft gas turbines for oil & gas compression. Manufactured from abrasion-resistant alloys with precise tooth geometry. HTS 8411.91.90.40 covers non-aircraft turbine sealing parts.
Turbine Blade Root Fixtures
Specialized fixtures and locking hardware securing turbine blade roots in rotor disks of non-aircraft gas turbines. High-strength alloys preventing blade release under centrifugal loads. HTS 8411.91.90.40 includes these retention parts.
Gas Turbine Torque Tubes
Hollow torque transmitting tubes connecting turbine stages in non-aircraft gas turbines for mechanical drive applications. Precision balanced alloy tubes for petrochemical service. Under HTS 8411.91.90.40 as non-aircraft turbine parts.
Turbine Rotor Blades
High-precision rotor blades designed for non-aircraft gas turbines used in power generation plants. These blades are made from heat-resistant alloys to withstand extreme temperatures and rotational speeds in turbine engines. Classified under HTS 8411.91.90.40 as essential parts of non-aircraft turbines.
Gas Turbine Combustion Liners
Cylindrical liners that line the combustion chamber of non-aircraft gas turbines, protecting the casing from high-temperature gases. Constructed from nickel-based superalloys for industrial power generation applications. Falls under HTS 8411.91.90.40 as specialized parts of non-aircraft turbines.