Chuck Metals stands out as a top-notch manufacturer and supplier of Stainless Steel 304 Hollow Bars right in Singapore, with a prime location in Pulau Ujong. Renowned for their quality, precision, and dependable service, this company provides high-grade stainless steel products to various sectors, including marine, construction, food processing, petrochemical, and general engineering. Their Stainless Steel 304 Hollow Bars are crafted using cutting-edge manufacturing techniques, ensuring smooth surfaces, precise dimensions, and consistent wall thickness. With robust technical expertise and a strong focus on customer satisfaction, Chuck Metals caters to both large-scale industrial needs and specialized fabrication projects throughout Singapore and Southeast Asia.
These Stainless Steel 304 Hollow Bars are made up of about 18% chromium and 8% nickel, which grants the material its remarkable corrosion resistance and durability. Thanks to their austenitic structure, they offer excellent formability and weldability, boasting a tensile strength of around 515–750 MPa and a yield strength of about 205 MPa. They maintain their strength even at high temperatures and exhibit toughness at cryogenic levels. The hollow design is particularly advantageous in applications that require less machining time, as they come with a pre-formed internal bore while still ensuring outstanding structural integrity. Their consistent composition and surface quality make them perfect for precision machining and pressure-containing components.
| 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.
304 Stainless Steel Hollow Bars find extensive use across various industries due to their superb corrosion resistance, strength, and machinability. In the marine sector, they are commonly used for shafts, fasteners, and structural components that face saltwater exposure. The food and beverage industry relies on them for hygienic process equipment, supports, and frames. In chemical and pharmaceutical processing, they are ideal for parts that need to be corrosion-resistant and clean. Additionally, they are utilized in general engineering for hollow shafts, bushings, and machined fittings. The hollow design helps reduce material waste while maintaining high performance.






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