Rupal Metals, a reputable manufacturer and supplier located in Delhi, India, specializes in high-quality Stainless Steel 304 Rectangular Bars, celebrated for their outstanding corrosion resistance and versatility. Our SS 304 rectangular bars are crafted with precision to meet international standards, guaranteeing durability and top-notch mechanical performance. These bars are widely utilized across various sectors, including chemical processing, food and beverage, pharmaceuticals, and construction. With a strong emphasis on quality and timely delivery, Rupal Metals is dedicated to providing dependable stainless steel solutions tailored to our clients’ specific needs, making us a preferred choice in the Indian market.
Stainless Steel 304 Rectangular Bars are made up of roughly 18–20% chromium and 8–10.5% nickel, with a carbon content of up to 0.08%. They also contain trace elements like manganese, silicon, phosphorus, and sulfur. This alloy boasts a tensile strength of about 520 MPa, a yield strength of around 215 MPa, and an elongation of nearly 40%. SS 304 is an austenitic stainless steel known for its excellent toughness, corrosion resistance, and good weldability. It remains non-magnetic in its annealed state, making it suitable for a variety of structural and pressure-bearing applications.
| Specifications | ASTM A 276 / SA 276 |
|---|---|
| Dimensions | ASTM, ASME |
| Range | 3.17 MM TO 350 MM DIA |
| Diameter | 25mm to 152m |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Finish | Bright, Polish & Black |
| Form | Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wiremesh, Billet, Ingot, Forging Etc., |
| Condition | Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished |
| Grade | C | Mn | Si | P | S | Cr | Ni |
| SS 304 | 0.08 max | 2 max | 1.00 max | 0.045 max | 0.030 max | 18 – 20 | 8 – 11 |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 304 | 515 | 205 | 40 | 92 | 201 |
| STANDARD | UNS | WERKSTOFF NR. | AFNOR | EN | JIS | BS | GOST |
| SS 304 | S30400 | 1.4301 | Z7CN18‐09 | X5CrNi18-10 | SUS 304 | 304S31 | 08Х18Н10 |
Stainless Steel 304 rectangular bars typically do not require corrosion protection coatings due to their inherent corrosion resistance. However, coatings may be used in extremely harsh environments to enhance protection.
When selecting Stainless Steel 304 rectangular bars, consider factors like strength, corrosion resistance, and the intended environment of use. Additionally, evaluate the required machining, fabrication, and surface finish requirements for the specific application.
Yes, Stainless Steel 304 rectangular bars can be recycled after use due to their high metal recovery value. Recycling helps conserve resources and reduces environmental impact.
Stainless Steel 304 Rectangular Bars are widely used in industries that demand reliable corrosion resistance and mechanical strength. They are often found in the production of valves, pumps, flanges, fittings, and pressure vessels within the chemical, petrochemical, and food processing sectors. Thanks to their resistance to oxidation and acids, SS 304 bars are also employed in architectural structures, kitchen equipment, and pharmaceutical manufacturing. Additional uses include water treatment facilities, marine environments, and automotive components. Their blend of durability, formability, and corrosion resistance ensures they perform reliably in demanding conditions.






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