Luois Metals, a top-notch manufacturer and supplier located in Houston, USA, specializes in high-quality Stainless Steel 304 Hollow Bars that are known for their durability, corrosion resistance, and precision engineering. Crafted with cutting-edge technology and rigorous quality control, these hollow bars deliver exceptional dimensional accuracy, a smooth finish, and impressive mechanical strength that lasts. Designed to comply with international standards, Stainless Steel 304 Hollow Bars are a trusted choice in various industries, including chemical processing, food and beverage, pharmaceuticals, marine, and construction. Luois Metals is committed to providing reliable solutions for both custom projects and large-scale needs, making their Stainless Steel 304 Hollow Bars a go-to option for critical engineering and industrial applications.
These bars are primarily made up of 18–20% chromium and 8–10.5% nickel, along with iron and trace elements. This unique blend gives them remarkable resistance to corrosion, oxidation, and chemical exposure, while also ensuring good tensile and yield strength. They boast high toughness, excellent formability, and superior weldability, making them perfect for both fabrication and machining tasks. Their structural integrity and dimensional stability guarantee consistent performance even in challenging environments. The combination of strength and corrosion resistance makes Stainless Steel 304 Hollow Bars ideal for applications that demand durability and precision under various service conditions.
| Specifications | ASTM A276 / ASME SA 276 |
| Thickness | 0.25 – 3 mm |
| Outer Diameter | 16 to 119 mm |
| Material Grade | Stainless Steel 304 |
| Hollow Bars Types | Square, Circular, Rectangular Bars |
| Element | SS 304 |
| C | 0.08 max |
| Mn | 2 max |
| Si | 0.75 max |
| P | 0.045 max |
| S | 0.030 max |
| Cr | 18 – 20 |
| Mo | – |
| Ni | 8 – 11 |
| Element | SS 304 |
| Density | 8.0 g/cm3 |
| Melting Point | 1400 °C (2550 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
SS 304 Hollow Bars are widely used in industries for structural supports, heat exchangers, and piping systems. In construction, they provide durable frames and supports. In automotive, they serve as components for exhaust systems and fuel lines. In chemical processing, they are used for corrosion-resistant piping and reactors.
SS 304 Hollow Bar offers excellent corrosion resistance, superior to carbon steel but lower than SS 316. It's effective in mildly corrosive environments, such as atmospheric, food processing, and water systems.
SS 304 Hollow Bars are produced through extrusion, drawing, and machining. These processes refine the material's structure, enhancing strength, ductility, and surface finish, ensuring optimal mechanical properties for various applications.
Stainless Steel 304 Hollow Bars find extensive use in manufacturing shafts, tubing, fasteners, marine fittings, structural supports, food processing machinery, and chemical equipment. Their hollow design reduces weight without sacrificing strength, making them perfect for engineering and fabrication projects that require both efficiency and reliability. These bars are also widely utilized in architectural applications, heat exchanger components, and industrial assemblies that face harsh conditions. Luois Metals is dedicated to ensuring that its Stainless Steel 304 Hollow Bars meet the highest standards for quality and performance.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Louis Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Houston, USA
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