Chung Metal offers corrosion-resistant Stainless Steel 316L Rectangular Bars, a low-carbon variant of SS 316 that is highly weldable and resistant to intergranular corrosion. SS 316L is commonly used in applications where welding is necessary and where corrosion due to chlorides or acidic chemicals is possible. Rectangular bar shape is best suited for machine frames, base plates, and chemical, marine, and food processing industrial fabrications. Chung Metal provides precision-fabricated 316L rectangular bars of consistent thickness, smooth finishes, and high structural integrity for long-term industrial applications.
SS 316L has 16–18% chromium, 10–14% nickel, 2–3% molybdenum, and up to 0.03% carbon. It provides tensile strength of 485–690 MPa, yield strength of 170–310 MPa, and elongation of 40% or higher. It is non-magnetic and retains a high corrosion resistance, particularly after welding. The flat profile offers flatness and structural stability for heavy-duty conditions. Chung Metal provides SS 316L rectangular bars in annealed, pickled, and precision cut conditions ideal for welding-rich environments.
| 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.
316L rectangular bars are applied in pharmaceutical machinery, welded vessels, marine construction, heat exchangers, pulp and paper processing, and chemical systems. The low carbon ensures that during welding there is no precipitation of carbides, making it suitable for welded pressure vessels, brine systems, and sanitary food processing equipment. The rectangular shape is conducive to frames, supports, machinery bases, and platform structures. SS 316L is used in high-corrosion and cleanability-demanding industries, for example, medical, marine, petrochemical, and food-grade production. Chung Metal provides these bars in project-specific sizes and surface finishes.






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