Maduka Metals, a top-notch manufacturer and supplier located in Abuja, Nigeria, specializes in high-quality Stainless Steel 317L Flat Bars. These bars are designed to offer exceptional corrosion resistance, durability, and mechanical strength. Crafted to meet international standards, they ensure reliable performance even in tough environments like chemical, petrochemical, marine, and industrial settings. Maduka Metals caters to a variety of industries, including power generation, manufacturing, aerospace, and pharmaceuticals, delivering cutting-edge stainless steel solutions. With a focus on precision manufacturing and strict quality control, each Stainless Steel 317L Flat Bar boasts superior mechanical properties, long-lasting reliability, and resistance to pitting, crevice corrosion, and oxidation, making them perfect for critical high-performance applications.
The Stainless Steel 317L Flat Bars are primarily made from austenitic stainless steel, containing around 18–20% chromium, 11–15% nickel, 3–4% molybdenum, along with trace amounts of manganese and silicon. This low-carbon makeup not only enhances weldability but also provides excellent corrosion resistance in acidic and chloride-heavy environments. In terms of mechanical properties, 317L flat bars show tensile strengths ranging from 500–700 MPa, yield strengths between 200–450 MPa, and an elongation of up to 40%, making them ideal for industrial applications that demand strength, durability, and chemical resistance.
Standard ASTM A276, A479 / ASME SA276, SA479
Range 3.17 MM TO 350 MM DIA
Diameter 25mm to 152mm
Size Tolerance h8, h9(DIN 671), h10, h11, ASTM A484, DIN 1013
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
Other Services Machining (CNC), Centreless Grinding (CG), Heat Treatment, Anneling, Pickling, Polish, Rolling, Forging, Cutting, Bending, Minor Fabrication
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| SS 317L | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 18.00 – 20.00 | 3.00 – 4.00 | 11.00 – 15.00 | 57.845 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|---|
| 7.9 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
|---|---|---|---|---|
| SS 317L | 1.4449 | S31700 | SUS 317 | – |
Stainless Steel 317L is primarily composed of iron, with high levels of chromium (18-20%) and nickel (11-15%), along with molybdenum (3-4%) for enhanced corrosion resistance. It also contains small amounts of carbon, manganese, silicon, and phosphorus.
Yes, Stainless Steel 317L Flat Bar is highly resistant to corrosion, especially in harsh environments. Its high chromium, nickel, and molybdenum content enhances resistance to pitting, crevice corrosion, and general oxidation, making it ideal for chemical and marine applications.
Yes, Stainless Steel 317L Flat Bar can be welded easily using standard welding techniques such as TIG, MIG, and SMAW. Its low carbon content minimizes carbide precipitation during welding, ensuring strong joints and excellent corrosion resistance in the weld area.
These Stainless Steel 317L Flat Bars find extensive use in industries that require materials that are corrosion-resistant, durable, and strong. In the chemical and petrochemical sectors, they are utilized for reactors, heat exchangers, piping systems, and storage tanks that come into contact with aggressive substances. In marine applications, they are essential for desalination plants, offshore platforms, and components used in shipbuilding. The power generation and manufacturing sectors rely on 317L flat bars for turbines, pumps, and structural elements. Furthermore, these bars are perfect for pharmaceuticals, food processing, and engineering applications where resistance to corrosion is crucial.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Maduka Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Abuja, Nigeria
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