Mourad Metals is a trusted manufacturer and supplier of Stainless Steel 317 Flat Bars, proudly based in Tunis, Tunisia. They cater to a diverse array of industrial sectors around the globe. Known for their unwavering commitment to quality, precision in manufacturing, and a strong focus on customer satisfaction, Mourad Metals stands out in the market. The Stainless Steel 317 Flat Bars they offer are crafted using cutting-edge technology and rigorous quality control processes, guaranteeing exceptional performance, precise dimensions, and a long lifespan. With the capability to provide custom sizes, top-notch surface finishes, and prompt deliveries, Mourad Metals has become a go-to partner for high-performance stainless steel flat bar solutions.
Stainless Steel 317 Flat Bar is an austenitic stainless steel alloy that boasts higher levels of chromium, nickel, and molybdenum, which greatly boost its resistance to corrosion. The added molybdenum enhances its ability to withstand pitting and crevice corrosion, especially in chloride and acidic settings. On the mechanical side, it delivers impressive tensile and yield strength, along with excellent ductility and toughness. This alloy remains stable at high temperatures, shows good weldability, and performs reliably under continuous mechanical and thermal stress.
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 317 | 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 317 | 1.4449 | S31700 | SUS 317 | – |
Stainless Steel 317 is primarily composed of iron, chromium (about 18-20%), nickel (11-15%), and molybdenum (3-4%). It also contains small amounts of manganese, silicon, and carbon, offering excellent resistance to corrosion, especially in acidic environments.
Yes, Stainless Steel 317 Flat Bar is highly resistant to corrosion due to its high chromium and molybdenum content. It performs exceptionally well in aggressive environments, including exposure to chlorides and acidic conditions, making it suitable for harsh applications.
Yes, Stainless Steel 317 Flat Bar can be welded easily. Its composition, including high nickel and chromium, allows for good weldability. However, proper welding techniques and preheating may be necessary to prevent cracking or distortion in some cases.
These Stainless Steel 317 Flat Bars find their place in industries that require outstanding corrosion resistance and strength. Common applications include chemical processing equipment, heat exchangers, pressure vessels, and pollution control systems. They’re also frequently utilized in petrochemical plants, oil and gas facilities, marine components, and the pulp and paper industry. Furthermore, these flat bars are ideal for pharmaceutical, food processing, and power generation applications due to their durability, cleanliness, and dependable performance in harsh and high-temperature environments.






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