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    333519 - Rolling Mill and Other Metalworking Machinery Manufacturing

    Introduction

    NAICS Code 333519 represents a vital segment in the Manufacturing sector, focusing on the production of rolling mills and other metalworking machinery. These machines are the backbone of metal fabrication and processing industries, playing a critical role in shaping, cutting, and forming metal products used in countless applications. Whether it’s for constructing buildings, automotive parts, or industrial equipment, businesses under NAICS 333519 supply the advanced machinery essential for metalworking success.

    What is NAICS Code 333519?

    NAICS 333519 pertains to establishments primarily engaged in manufacturing rolling mills and various other metalworking machines. These machines include a diverse array of equipment such as bar mills, billet mills, coil winding machines, cold rolling mills, pickling lines, and more — all designed to manipulate metal into desired forms and specifications.

    Key aspects covered under this code:

    • Rolling mill machinery manufacturing
    • Metal shaping and cutting machine production
    • Fabrication equipment essential for metal processing industries

    Sector Overview and Business Activities

    Sector: Manufacturing
    This industry belongs to the broader manufacturing sector, with a specialized focus on metalworking machinery.

    Typical Business Activities

    Organizations classified under NAICS 333519 often engage in:

    • Designing and producing rolling mills – machines that roll metal into sheets, bars, rods, or other shapes
    • Manufacturing machines used for cutting, forming, and shaping metal components
    • Assembling specialized equipment such as wire drawing machines and galvanizing lines
    • Developing custom machinery for clients in steel production, automotive, aerospace, and construction sectors

    Examples of Businesses

    • Rolling mill manufacturers
    • Metalworking machinery producers
    • Manufacturers of metal forming and cutting machines
    • Specialized equipment fabricators for wire drawing and galvanizing

    Size Standards for NAICS 333519

    Businesses classified under NAICS Code 333519 typically have a size standard threshold of 500 employees for eligibility in federal contracts and small business programs. This means that companies with 500 or fewer employees generally qualify as small businesses within this classification.

    Detailed Code Activities Table

    Code Detail Description
    Assembly machines (wire making equipment) Manufacturing machines that assist in wire production assembly
    Bar mill machinery, metalworking Producing machinery that forms metal bars
    Billet mill machinery, metalworking Manufacturing equipment used in billet forming
    Blooming and slabbing mill machinery Producing machines for blooming/slabbing processes
    Coil winding and cutting machinery Manufacturing coil winding and cutting equipment
    Cold rolling mill machinery, metalworking Producing machinery that performs cold rolling
    Cradle assembly machinery (wire making) Manufacturing assembly machines for wire making
    Draw bench machines Machines for drawing metal into wire or other profiles
    Galvanizing machinery Producing machines used for metal galvanizing
    Hot strip mill machinery, metalworking Manufacturing machinery for hot strip processing
    Hot-rolling mill machinery, metalworking Producing equipment that performs hot rolling
    Marking machines, metal Manufacturing machines for metal marking
    Picklers and pickling machinery, metalworking Manufacturing machines used in metal pickling
    Pipe and tube rolling mill machinery, metalworking Producing rolling mill machines for pipes/tubes
    Plate rolling mill machinery, metalworking Manufacturing plate rolling machines
    Propeller straightening presses Producing presses that straighten propellers
    Rod rolling mill machinery, metalworking Manufacturing rod forming rolling mill machinery
    Rolling mill machinery and equipment, metalworking Producing various rolling mill machines
    Rolling mill roll machines, metalworking Manufacturing rolls used in rolling mills
    Scarfing units, rolling mill machinery, metalworking Producing scarfing units for rolling mills
    Screwdowns and boxes machinery, metal Manufacturing adjusting devices in rolling mills
    Screwdriving machines Producing screwdriving equipment
    Structural rolling mill machinery, metalworking Manufacturing rolling equipment for structural shapes
    Tube rolling mill machinery, metalworking Producing rolling machinery for tubes
    Wire drawing and fabricating machinery & equipment (except dies) Manufacturing wire drawing machines excluding the dies

    Frequently Asked Questions (FAQ)

    What types of machinery are manufactured under NAICS 333519?

    This NAICS code includes rolling mills, bar and billet mills, coil winding, cold and hot rolling mills, galvanizing machines, pickling equipment, wire drawing machinery, and other metalworking machines.

    Which industries rely on NAICS 333519 machinery?

    Industries like steel manufacturing, automotive, aerospace, construction, and wire fabrication heavily rely on these machines for shaping, cutting, and forming metal.

    What is the employee size standard for this NAICS code?

    Businesses are considered small under NAICS 333519 if they have 500 or fewer employees.

    Can small businesses participate in government contracts with NAICS 333519?

    Yes, small businesses under this code can qualify for government contracts if they meet the size standard.

    How does NAICS 333519 differ from other metalworking machinery codes?

    NAICS 333519 specifically focuses on rolling mills and other related metalworking machines, whereas other codes might cover separate types of metal fabrication machinery.

    Conclusion

    NAICS Code 333519 covers a crucial niche within the Manufacturing sector, dedicated to producing rolling mills and various metalworking machinery. These machines support major industrial processes in metal fabrication, shaping the backbone of many manufacturing value chains. Whether you’re a business looking to classify your operations or a contractor searching for specialized manufacturers, understanding NAICS 333519 is key to navigating this essential industrial segment.


    Use this guide to optimize your government contracting strategy or business classification related to rolling mill and metalworking machinery manufacturing under NAICS 333519.