Steel, stainless; tube or pipe fittings, flanges, of stainless steel

HS v2022 Code: 730721

About steel, stainless; tube or pipe fittings, flanges, of stainless steel

HS code 730721 covers the import and export of stainless steel tube or pipe fittings and flanges. This industry plays a crucial role in the global supply chain, providing essential components for a wide range of industries, including construction, manufacturing, and infrastructure development. Stainless steel fittings and flanges are valued for their durability, corrosion resistance, and ability to withstand high temperatures and pressures, making them indispensable in various applications.

Production process

The production of stainless steel tube or pipe fittings and flanges typically involves several key steps. First, the raw stainless steel material is sourced and processed through techniques such as casting, rolling, or forging to create the desired shapes and sizes. The components are then subjected to precision machining, where they are cut, drilled, and threaded to meet specific dimensional requirements. Finally, the fittings and flanges undergo various finishing processes, such as polishing or coating, to enhance their appearance and protective properties.

Production inputs

The main inputs required for the production of stainless steel tube or pipe fittings and flanges include high-quality stainless steel alloys, specialized machinery for shaping and machining the components, and various tools and equipment for finishing processes. Additionally, skilled labor, energy sources, and transportation infrastructure are essential for the efficient operation of this industry.

Production outputs

The primary outputs of HS code 730721 are stainless steel tube or pipe fittings and flanges, which are widely used in a variety of industries. These components are often consumed by industries such as 730610 Steel, stainless; line pipe of a kind used for oil or gas pipelines, 730620 Steel, stainless; casing, tubing and drill pipe, of a kind used in drilling for oil or gas, and 730900 (Reservoirs, tanks, vats and similar containers, of iron or steel, for any material (other than compressed or liquefied gas), of a capacity exceeding 300 l, whether or not lined or heat-insulated, but not fitted with mechanical or thermal equipment).

Revisions to 730721

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 730721. The most recent 1 version of this code (730721) is in the HS v2022 system (this version):

This page shows the most recent version of code 730721.

Family tree for steel, stainless; tube or pipe fittings, flanges, of stainless steel

    graph LR
    A["<a href='/classifications/hs/v2022/73'>73: Iron or steel articles</a>"]
A --> B["<a href='/classifications/hs/v2022/7307'>7307: Tube or pipe fittings (e.g. couplings, elbows, sleeves), of iron or steel</a>"]
B --> C["<a href='/classifications/hs/v2022/730721'>730721: Steel, stainless; tube or pipe fittings, flanges, of stainless steel</a>"]

    B --> D["<a href='/classifications/hs/v2022/730711'>730711: Cast iron; cast fittings, of non-malleable cast iron</a>"]
B --> E["<a href='/classifications/hs/v2022/730719'>730719: Iron or steel; cast fittings, other than of non-malleable cast iron</a>"]
B --> F["<a href='/classifications/hs/v2022/730722'>730722: Steel, stainless; tube or pipe fittings, threaded elbows, bends and sleeves</a>"]
B --> G["<a href='/classifications/hs/v2022/730723'>730723: Steel, stainless; tube or pipe fittings, butt welding fittings</a>"]
B --> H["<a href='/classifications/hs/v2022/730729'>730729: Steel, stainless; tube or pipe fittings, n.e.c. in item no. 7307.2</a>"]
B --> I["<a href='/classifications/hs/v2022/730791'>730791: Iron or steel; tube or pipe fittings, flanges, other than stainless steel</a>"]
B --> J["<a href='/classifications/hs/v2022/730792'>730792: Iron or steel; tube or pipe fittings, threaded elbows, bends and sleeves, other than stainless steel</a>"]
B --> K["<a href='/classifications/hs/v2022/730793'>730793: Iron or steel; tube or pipe fittings, butt welding fittings, other than stainless steel</a>"]
B --> L["<a href='/classifications/hs/v2022/730799'>730799: Iron or steel; tube or pipe fittings, n.e.c. in item no. 7307.9, other than stainless steel</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 H level6
class I level6
class J level6
class K level6
class L 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