Turbines; parts of turbo-jets and turbo-propellers

HS v2022 Code: 841191

About turbines; parts of turbo-jets and turbo-propellers

HS code 841191 covers turbines, as well as parts of turbo-jets and turbo-propellers. These components are essential for the aviation and aerospace industries, powering a wide range of aircraft and providing the thrust necessary for flight. The global market for turbines and related parts is substantial, with significant demand driven by the continuous growth and modernization of the commercial and military aviation sectors worldwide.

Production process

The production of turbines and their components involves complex manufacturing processes. Key steps include precision casting or forging of the turbine blades and disks, followed by meticulous machining and assembly. Advanced materials, such as high-strength alloys, are often used to ensure durability and performance under extreme operating conditions. Quality control and testing procedures are critical to ensure the safety and reliability of these critical aviation components.

Production inputs

The manufacture of turbines and related parts requires a range of specialized inputs, including high-grade metals, advanced composites, and precision engineering tools and equipment. Suppliers of raw materials, such as 720410 Stainless steel in ingots or other primary forms and 810120 Molybdenum and articles thereof, play a crucial role in supporting this industry. Additionally, specialized machinery, such as CNC machines and welding equipment, are essential for the intricate fabrication processes involved.

Production outputs

The primary outputs of HS code 841191 are turbines, turbo-jet engines, and turbo-propeller engines, which are then incorporated into a wide range of aircraft, including commercial airliners, military jets, and helicopters. These components are essential for the 8411 Turbo-jets, turbo-propellers and other gas turbine engines industry, as well as the broader 8412 Other engines and motors sector, which includes a variety of power generation and propulsion systems.

Revisions to 841191

Classification codes are adjusted frequently. The code may have been revised or replaced between system versions. The table below shows the history (newest to oldest) of the code 841191. The most recent 1 version of this code (841191) is in the HS v2022 system (this version):

This page shows the most recent version of code 841191.

Family tree for turbines; parts of turbo-jets and turbo-propellers

    graph LR
    A["<a href='/classifications/hs/v2022/84'>84: Machinery and mechanical appliances, boilers, nuclear reactors; parts thereof</a>"]
A --> B["<a href='/classifications/hs/v2022/8411'>8411: Turbo-jets, turbo-propellers and other gas turbines</a>"]
B --> C["<a href='/classifications/hs/v2022/841191'>841191: Turbines; parts of turbo-jets and turbo-propellers</a>"]

    B --> D["<a href='/classifications/hs/v2022/841111'>841111: Turbo-jets; of a thrust not exceeding 25kN</a>"]
B --> E["<a href='/classifications/hs/v2022/841112'>841112: Turbo-jets; of a thrust exceeding 25kN</a>"]
B --> F["<a href='/classifications/hs/v2022/841121'>841121: Turbo-propellers; of a power not exceeding 1100kW</a>"]
B --> G["<a href='/classifications/hs/v2022/841122'>841122: Turbo-propellers; of a power exceeding 1100kW</a>"]
B --> H["<a href='/classifications/hs/v2022/841181'>841181: Turbines; gas-turbines (excluding turbo-jets and turbo-propellers), of a power not exceeding 5000kW</a>"]
B --> I["<a href='/classifications/hs/v2022/841182'>841182: Turbines; gas-turbines (excluding turbo-jets and turbo-propellers), of a power exceeding 5000kW</a>"]
B --> J["<a href='/classifications/hs/v2022/841199'>841199: Turbines; parts of gas turbines (excluding turbo-jets and turbo-propellers)</a>"]

    

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    classDef level2 color:#000,fill:#e0a458,stroke:#333,stroke-width:1px
    classDef level3 color:#000,fill:#419d78,stroke:#333,stroke-width:1px
    classDef level4 color:#000,fill:#c04abc,stroke:#333,stroke-width:1px
    classDef level5 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef level6 color:#000,fill:#f1c40f,stroke:#333,stroke-width:1px
    classDef highlight color:#000,fill:#fff,stroke:#000,stroke-width:5px



  %% Apply classes
  class A level2
class B level4
class C level6
class D level6
class E level6
class F level6
class G level6
class H level6
class I level6
class J level6

  class C highlight

  %% class A level1
  %% class B,C level2
  %% class D,E,F,G,H,I level2
  %% class J,K,L,M,N,O,P level3
  %% class C highlight