Neil Metals stands out as a top-notch manufacturer and supplier of Stainless Steel 316L Rectangular Bars, proudly based in Kolkata, India. They specialize in delivering high-quality, corrosion-resistant stainless steel products that cater to a variety of industrial needs. SS 316L, a low-carbon variant of 316, is celebrated for its excellent weldability and remarkable resistance to intergranular corrosion, particularly after welding. These rectangular bars find their place in diverse sectors, including marine, chemical, pharmaceutical, food processing, and architecture. With a commitment to precision manufacturing and strict adherence to international quality standards, Neil Metals guarantees reliable performance, precise dimensions, and timely delivery to clients both at home and abroad.
The composition of Stainless Steel 316L Rectangular Bars includes 16–18% chromium, 10–14% nickel, and 2–3% molybdenum, with a maximum carbon content capped at 0.03%. The presence of molybdenum enhances resistance to pitting and crevice corrosion in chloride-rich environments, while the low carbon content helps reduce carbide precipitation during welding. SS 316L boasts a tensile strength of about 485 MPa and a yield strength of roughly 170 MPa, offering excellent formability, toughness, and durability across a wide range of temperatures and operating conditions.
| Grade | Stainless Steel 316L (UNS S31603) |
|---|---|
| Specification | ASTM A276/ A479, ASME SA276/SA479 |
| Round bar size | Outside Diameter in the range of 4mm to 500mm |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Surface | Cold Drawn, Bright, Sand Blasting Finished, Hot Rolled Pickled, Hairline, Polished |
| Condition | Hardened & tempered, annealed |
| Technique | 316 Stainless Steel Cold Drawn, Hot Rolled, Forged Round Bar, Rod, Cold Rolled |
| Processing | Bar cutting to 650mm |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| SS 316L | 0.3 max | 2 max | 0.75 max | 0.045 max | 0.030 max | 16 – 18 | 2 – 3 | 10 – 14 | 0.10 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1454 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 % |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 316L | 1.4404 / 1.4435 | S31603 | SUS 316L | 316S11 / 316S13 | 03Ch17N14M3 / 03Ch17N14M2 | Z3CND17‐11‐02 / Z3CND18‐14‐032 | X2CrNiMo17-12-2 / X2CrNiMo18-14-3 |
The pressure rating of Stainless Steel 316L Rectangular Bars depends on factors such as size, wall thickness, and application. Generally, they are suitable for medium to high-pressure environments, offering excellent resistance to corrosion and strength.
Yes, Stainless Steel 316L Rectangular Bars should undergo regular inspection to ensure they maintain their strength and corrosion resistance. This is particularly important in critical applications such as marine, chemical, and high-pressure environments.
When installing Stainless Steel 316L Rectangular Bars, ensure proper alignment, adequate support, and secure fastening to prevent stress or deformation. It's also crucial to avoid contamination during installation to maintain their corrosion resistance.
These Stainless Steel 316L Rectangular Bars are perfect for applications that demand outstanding corrosion resistance, structural integrity, and ease of fabrication. Common uses include frames, supports, base plates, pharmaceutical equipment, food-grade processing systems, marine fixtures, and chemical handling gear. The rectangular shape is particularly suited for load-bearing structures and components that require precision and stability. With its low-maintenance, hygienic surface and robust resistance to harsh chemicals and seawater, SS 316L is the go-to choice for industries operating in challenging or sensitive environments.






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