Phehlukwayo Metal, a reputable manufacturer and supplier located in Cape Town, South Africa, proudly offers top-notch **Stainless Steel 317 Flat Bars** that are engineered for outstanding corrosion resistance, strength, and durability. Crafted with cutting-edge techniques, these flat bars guarantee precise dimensions, a smooth surface finish, and consistent mechanical properties. Renowned for their remarkable resistance to pitting, crevice corrosion, and chemical attacks, Stainless Steel 317 Flat Bars are perfect for rigorous industrial and chemical applications. Phehlukwayo Metal is dedicated to delivering stainless steel products that adhere to international standards, catering to sectors like chemical processing, petrochemical, marine, and pharmaceutical with dependable, high-performance, and long-lasting solutions.
Stainless Steel 317 Flat Bar is an austenitic stainless steel primarily made up of iron, chromium (18–20%), nickel (11–15%), molybdenum (3–4%), and a low carbon content (maximum 0.03%). This unique composition offers excellent corrosion resistance against chlorides and acidic environments, along with impressive high-temperature strength and toughness. It boasts a tensile strength of around 485–620 MPa, yield strength of 205–275 MPa, and good ductility. Its austenitic structure ensures stability, excellent weldability, and reliable mechanical properties, making it ideal for applications that require long-lasting durability, chemical resistance, and strength in challenging industrial settings.
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.
Stainless Steel 317 Flat Bar finds extensive use in applications that demand high corrosion resistance, mechanical strength, and durability. It’s commonly utilized in chemical processing equipment, heat exchangers, marine components, pumps, valves, and pharmaceutical machinery. This alloy is particularly suited for environments exposed to chlorides, acids, and other corrosive substances, ensuring long-lasting performance. Furthermore, Stainless Steel 317 Flat Bars are also employed in petrochemical plants, industrial piping systems, and food processing equipment, where reliability 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.
Phehlukwayo Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Cape Town, South Africa
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