Iron or steel; structures and parts thereof, towers and lattice masts

HS v2017 Code: 730820

About iron or steel; structures and parts thereof, towers and lattice masts

HS code 730820 covers the import and export of iron or steel structures, including towers and lattice masts. This industry plays a vital role in the construction and infrastructure sectors, providing essential components for a wide range of projects, from communication networks to power transmission systems. As a key contributor to the broader economy, the 730820 industry supports economic growth and development across various industries.

Production process

The production of iron or steel structures, towers, and lattice masts typically involves a multi-step process. This includes the fabrication of individual components, such as beams, columns, and connectors, through processes like cutting, welding, and assembly. Specialized equipment, such as cranes and lifting devices, is often used to handle and assemble the larger structural elements. Quality control measures, including inspections and testing, are also an integral part of the production process to ensure the safety and reliability of the final products.

Production inputs

The main inputs required for the 730820 industry include raw materials such as iron and steel, as well as various fasteners, connectors, and other hardware components. Specialized machinery and equipment, such as welding machines, cutting tools, and lifting devices, are also essential for the production process. Additionally, skilled labor, including engineers, fabricators, and construction workers, is a critical input for this industry.

Production outputs

The primary outputs of the 730820 industry are iron or steel structures, towers, and lattice masts, which are used in a wide range of applications. These products are often consumed by other industries, such as 271010 Electricity generation, transmission and distribution, 421010 Construction of buildings, and 422010 Civil engineering, where they are incorporated into various infrastructure and construction projects. The outputs of the 730820 industry can also be further processed or combined with other components to create more complex structures and systems.

Revisions to 730820

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 730820. The most recent 1 version of this code (730820) is in the HS v2022 system:

This page shows a legacy version of code 730820 ( HS v2017).

Older versions

Family tree for iron or steel; structures and parts thereof, towers and lattice masts

    graph LR
    A["<a href='/classifications/hs/v2017/73'>73: Iron or steel articles</a>"]
A --> B["<a href='/classifications/hs/v2017/7308'>7308: Structures of iron or steel and parts thereof; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures</a>"]
B --> C["<a href='/classifications/hs/v2017/730820'>730820: Iron or steel; structures and parts thereof, towers and lattice masts</a>"]

    B --> D["<a href='/classifications/hs/v2017/730810'>730810: Iron or steel; structures and parts thereof, bridges and bridge-sections</a>"]
B --> E["<a href='/classifications/hs/v2017/730830'>730830: Iron or steel; structures and parts thereof, doors, windows and their frames and thresholds for doors</a>"]
B --> F["<a href='/classifications/hs/v2017/730840'>730840: Iron or steel; structures and parts thereof, props and similar equipment for scaffolding, shuttering or pit-propping</a>"]
B --> G["<a href='/classifications/hs/v2017/730890'>730890: Iron or steel; structures and parts thereof, n.e.c. in heading 7308</a>"]

    

    %% Color coordination by level

    classDef level1 color:#000,fill:#a8f9ff,stroke:#333,stroke-width:2px
    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 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