Machinery, plant and laboratory equipment; parts of equipment for treating materials by a process involving a change of temperature

HS v2022 Code: 841990

About machinery, plant and laboratory equipment; parts of equipment for treating materials by a process involving a change of temperature

HS code 841990 covers a diverse range of machinery, plant, and laboratory equipment used for treating materials through processes involving temperature changes. This industry plays a vital role in various sectors, from manufacturing and processing to scientific research and development. The equipment and machinery classified under this code are essential for a wide array of industries, contributing to the broader economy through their ability to facilitate efficient and precise temperature-based treatments.

Production process

The production techniques for the equipment and machinery classified under HS code 841990 can vary widely depending on the specific application and design. However, common manufacturing processes often involve precision engineering, metalworking, and the integration of advanced electronic and control systems. Manufacturers may utilize techniques such as computer-numerical control (CNC) machining, welding, and advanced assembly methods to ensure the quality, reliability, and performance of the final products.

Production inputs

The main inputs required for the production of equipment and machinery under HS code 841990 include a range of raw materials, such as metals, plastics, and specialized components. Manufacturers may also rely on advanced electronic and control systems, as well as specialized tools and equipment for the fabrication and assembly processes. Additionally, skilled labor, engineering expertise, and research and development efforts are crucial inputs for this industry.

Production outputs

The equipment and machinery classified under HS code 841990 are used in a wide variety of industries, including 841950 Food processing machinery, 842119 Centrifuges, including centrifugal dryers, and 842119 Filtering or purifying machinery and apparatus for gases. These products are essential for processes involving temperature changes, such as heating, cooling, drying, and distillation, which are fundamental to many manufacturing, processing, and research activities. The outputs of this industry contribute to the efficient and effective treatment of materials across a diverse range of economic sectors.

Revisions to 841990

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 841990. The most recent 1 version of this code (841990) is in the HS v2022 system (this version):

This page shows the most recent version of code 841990.

Family tree for machinery, plant and laboratory equipment; parts of equipment for treating materials by a process involving a change of temperature

    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/v2022/8419'>8419: Machinery, plant (not domestic), or laboratory equipment; electrically heated or not, (excluding items in 85.14) for the treatment of materials by a process involving change of temperature; including instantaneous or non electric storage water heaters</a>"]
B --> C["<a href='/classifications/hs/v2022/841990'>841990: Machinery, plant and laboratory equipment; parts of equipment for treating materials by a process involving a change of temperature</a>"]

    B --> D["<a href='/classifications/hs/v2022/841911'>841911: Heaters; instantaneous gas water heaters, for domestic or other purposes</a>"]
B --> E["<a href='/classifications/hs/v2022/841912'>841912: Heaters; solar water heaters, non-electric</a>"]
B --> F["<a href='/classifications/hs/v2022/841919'>841919: Heaters; instantaneous or storage water heaters, non-electric, (other than instantaneous gas or solar water heaters)</a>"]
B --> G["<a href='/classifications/hs/v2022/841920'>841920: Sterilizers; for medical, surgical or laboratory use, not used for domestic purposes</a>"]
B --> H["<a href='/classifications/hs/v2022/841933'>841933: Dryers; lyophilisation apparatus, freeze drying units and spray dryers, not used for domestic purposes</a>"]
B --> I["<a href='/classifications/hs/v2022/841934'>841934: Dryers; for agricultural products, not used for domestic purposes</a>"]
B --> J["<a href='/classifications/hs/v2022/841935'>841935: Dryers; for wood, paper pulp, paper or paperboard, not used for domestic purposes</a>"]
B --> K["<a href='/classifications/hs/v2022/841939'>841939: Dryers; for products n.e.c. in heading no. 8419, not used for domestic purposes</a>"]
B --> L["<a href='/classifications/hs/v2022/841940'>841940: Distilling or rectifying plant; not used for domestic purposes</a>"]
B --> M["<a href='/classifications/hs/v2022/841950'>841950: Heat exchange units; not used for domestic purposes</a>"]
B --> N["<a href='/classifications/hs/v2022/841960'>841960: Machinery; for liquefying air or gas, not used for domestic purposes</a>"]
B --> O["<a href='/classifications/hs/v2022/841981'>841981: Machinery, plant and equipment; for making hot drinks, for cooking or heating food</a>"]
B --> P["<a href='/classifications/hs/v2022/841989'>841989: Machinery, plant and laboratory equipment; for treating materials by change of temperature, other than for making hot drinks or cooking or heating food</a>"]

    

    %% Color coordination by level

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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 K level6
class L level6
class M level6
class N level6
class O level6
class P 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