Steel, stainless; casing and tubing of a kind used in drilling for oil and gas, n.e.c. in chapter 73, welded, (not seamless)

HS v2017 Code: 730621

About steel, stainless; casing and tubing of a kind used in drilling for oil and gas, n.e.c. in chapter 73, welded, (not seamless)

HS code 730621 covers steel, stainless casing and tubing used in the oil and gas drilling industry. This specialized equipment plays a crucial role in the exploration and extraction of fossil fuels, which are essential for powering the global economy. The demand for these products is closely tied to the health of the oil and gas sector, making this industry an important part of the broader energy supply chain.

Production process

The production of steel casing and tubing for oil and gas drilling involves several key steps. First, high-quality stainless steel is selected and processed through a series of rolling, welding, and finishing operations. The steel is then formed into the desired tubular shapes and sizes, with a focus on ensuring structural integrity and corrosion resistance. Advanced manufacturing techniques, such as computer-controlled cutting and precision welding, are used to ensure consistent quality and performance.

Production inputs

The main inputs required for the production of HS code 730621 products include high-grade stainless steel, specialized manufacturing equipment, and skilled labor. The steel must meet stringent quality and composition standards to withstand the demanding conditions of oil and gas drilling. Additionally, the production process requires access to advanced welding technologies, cutting tools, and other specialized machinery. A skilled workforce, trained in the intricacies of tubular product manufacturing, is also essential for ensuring the quality and reliability of the final output.

Production outputs

The primary output of HS code 730621 is steel casing and tubing used in oil and gas drilling operations. These products are essential for the construction of well casings, which provide structural support and protect the wellbore from the surrounding environment. The output of this industry is consumed by the 730610 Steel, stainless; casing and tubing of a kind used in drilling for oil or gas, seamless and 730629 Steel, stainless; casing and tubing of a kind used in drilling for oil or gas, n.e.c. in heading 7306 industries, as well as other downstream sectors involved in the oil and gas supply chain.

Revisions to 730621

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 730621. The most recent 1 version of this code (730621) is in the HS v2022 system:

This page shows a legacy version of code 730621 ( HS v2017).

Family tree for steel, stainless; casing and tubing of a kind used in drilling for oil and gas, n.e.c. in chapter 73, welded, (not seamless)

    graph LR
    A["<a href='/classifications/hs/v2017/73'>73: Iron or steel articles</a>"]
A --> B["<a href='/classifications/hs/v2017/7306'>7306: Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), n.e.c. in chapter 73</a>"]
B --> C["<a href='/classifications/hs/v2017/730621'>730621: Steel, stainless; casing and tubing of a kind used in drilling for oil and gas, n.e.c. in chapter 73, welded, (not seamless)</a>"]

    B --> D["<a href='/classifications/hs/v2017/730611'>730611: Steel; stainless; line pipe of a kind used for oil or gas pipelines n.e.c. in chapter 73, welded, (not seamless)</a>"]
B --> E["<a href='/classifications/hs/v2017/730619'>730619: Iron or steel (excluding cast iron); line pipe of a kind used for oil or gas pipelines (other than of stainless steel or seamless), n.e.c. in chapter 73</a>"]
B --> F["<a href='/classifications/hs/v2017/730629'>730629: Iron or steel (excluding cast iron); casing and tubing of a kind used in drilling for oil and gas (other than stainless steel or seamless), n.e.c. in chapter 73</a>"]
B --> G["<a href='/classifications/hs/v2017/730630'>730630: Iron or non-alloy steel (excluding cast iron); tubes and pipes (not seamless), welded, of circular cross-section, n.e.c. in chapter 73</a>"]
B --> H["<a href='/classifications/hs/v2017/730640'>730640: Steel, stainless; tubes, pipes and hollow profiles, welded, of circular cross-section, n.e.c. in chapter 73</a>"]
B --> I["<a href='/classifications/hs/v2017/730650'>730650: Steel, alloy; tubes, pipes and hollow profiles (other than stainless steel or seamless), welded, of circular cross-section, n.e.c. in chapter 73</a>"]
B --> J["<a href='/classifications/hs/v2017/730661'>730661: Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), welded, of square or rectangular cross-section, n.e.c. in chapter 73</a>"]
B --> K["<a href='/classifications/hs/v2017/730669'>730669: Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), n.e.c. in chapter 73, welded, of non-circular cross-section (not square or rectangular cross-section)</a>"]
B --> L["<a href='/classifications/hs/v2017/730690'>730690: Iron or steel (excluding cast iron); tubes, pipes and hollow profiles (not seamless), n.e.c. in chapter 73</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 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