Product Name	Stainless Steel Square Bar
Material	201 202 301 304 304L 316 316L 309S 310S 321 410 420 430 2205 904L etc.
Standard	ASTM,AISI,SUS,JIS,EN,DIN,BS,GB
Technique	Cold drawn/hot drawn
Surface	Pickled,bright,polished
Size	3*3-800*800mm
Length	6m,12m or custom

    Our stainless steel square bar is a high performance structural and machining material widely used in global industrial and construction projects. Made from premium 304/316 stainless steel, it features outstanding corrosion resistance, high strength, and excellent formability, complying with international standards including ASTM A276, A484, EN, and JIS.
    Available in cold drawn, bright, polished, and black surface finishes, our square bars offer precise dimensions and tight tolerances to meet machining, welding, and assembly requirements. Common sizes range from 3mm to 800mm, with custom lengths and sizes available upon request.
    304 stainless steel square bar is ideal for general engineering, food equipment, and architectural applications. 316 grade provides stronger chloride and saltwater resistance, making it perfect for marine, chemical, and coastal projects. Both grades deliver long service life, low maintenance, and stable performance in harsh environments.
    Our stainless steel square bar is widely applied in machinery parts, frame structures, automotive components, kitchenware, medical devices, and offshore engineering. We support wholesale, customized processing, and fast global delivery, with full material test certificates (MTC) to ensure quality and traceability for every batch.


    Stainless steel square bar is widely used in machinery manufacturing, construction, and industrial production due to its high strength, corrosion resistance, and good machinability. It is an essential material for producing structural parts, support frames, and mechanical components.
    In architectural and engineering projects, stainless steel square bar is applied to building frames, decorative structures, railings, and support systems, providing stable performance and long service life. It also plays an important role in food processing equipment, medical devices, and kitchenware manufacturing, meeting hygiene and durability standards.
    For marine and offshore applications, 316 stainless steel square bar offers excellent saltwater and chloride resistance, making it suitable for marine hardware, ship components, and coastal engineering. In automotive and automation industries, it is used for precision parts, brackets, and transmission components.
    Our stainless steel square bar supports customized sizes and processing, ensuring reliable performance in various demanding environments.