Latham Steel, located in Hamilton, New Zealand, has built a solid reputation as a reliable manufacturer and supplier of Stainless Steel 317 Flat Bars. These high-quality materials are crafted to offer exceptional corrosion resistance, strength, and durability. Stainless Steel 317 is a molybdenum-enriched austenitic grade that excels in resisting pitting, crevice corrosion, and chemical attacks, making it perfect for tough industrial settings. Latham Steel guarantees that each flat bar adheres to strict international standards, ensuring precise dimensions, consistent quality, and long-lasting performance across various industries, including chemical processing, petrochemical, marine engineering, and pharmaceuticals.
The composition of Stainless Steel 317 Flat Bars includes about 18–20% chromium, 11–15% nickel, and 3–4% molybdenum, which boosts their resistance to acidic and chloride-rich environments. On the mechanical side, they boast a tensile strength ranging from 515 to 750 MPa, a yield strength of 205 to 450 MPa, along with impressive ductility and toughness. The flat bar shape makes them easy to fabricate, allowing for precise machining and maintaining uniform structural integrity, which is ideal for both structural and high-performance industrial uses.
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 a variety of applications, including chemical and petrochemical plants, desalination units, marine equipment, pharmaceutical machinery, heat exchangers, and structural frameworks that face harsh or corrosive conditions. Their unique blend of high corrosion resistance, mechanical strength, and dimensional accuracy ensures they deliver reliable performance over the long haul, requiring minimal maintenance. Engineers and manufacturers often turn to 317 flat bars for demanding applications that call for durable, high-performance stainless steel solutions.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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