Latham Steel, located in Hamilton, New Zealand, has built a solid reputation as a reliable manufacturer and supplier of Stainless Steel 317 Rectangular Bars. They offer top-notch materials designed for outstanding 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 every rectangular 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.
These Stainless Steel 317 Rectangular Bars contain about 18–20% chromium, 11–15% nickel, and 3–4% molybdenum, which enhances their resistance to acidic and chloride-rich environments. In terms of mechanical properties, 317 rectangular bars boast a tensile strength ranging from 515 to 750 MPa and a yield strength between 205 and 450 MPa, along with excellent ductility and toughness. Their rectangular shape makes them easy to fabricate, allows for precise machining, and ensures uniform structural integrity, making them suitable for both structural and high-performance industrial applications.
Standard : 317 / 1.4449
Range : 3.17mm to 350mm dia
Designation : ASTM A276, ASME SA276
Finish : Bright, Black, Polish
Thickness: 4.0mm – 100mm
Type: Bright Bar, Black Bars, Hex Bar, Square Bar, Rods, Polish Bar, Forged Bar, Round Bar
Length : Random, Fix & Cut Length
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| 317 | 0.08 max | 2 max | 1 max | 0.040 max | 0.03 max | 18 – 20 | 3 – 4 | 11 – 14 | – |
| Density | 8.0 g/cm3 |
| Melting Point | 1454 °C (2650 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000 , MPa – 205 |
| Elongation | 35 % |
| Standard | SS 317 |
| UNS | S31700 |
| WERKSTOFF NR. / DIN | 1.4449 |
Stainless Steel 317 Rectangular Bars generally offer excellent corrosion resistance due to their alloy composition, but additional protective coatings may be beneficial in highly aggressive environments. For most applications, coatings are not necessary unless exposed to extreme conditions.
Choose Stainless Steel 317 Rectangular Bars based on factors like required corrosion resistance, strength, and the specific environmental conditions. Ensure the dimensions and grades meet the mechanical and chemical requirements of your application.
Yes, Stainless Steel 317 Rectangular Bars can be welded using standard welding techniques like TIG and MIG. However, proper heat control is essential to prevent carbide precipitation and maintain corrosion resistance.
You’ll find Stainless Steel 317 Rectangular Bars commonly used in chemical and petrochemical plants, desalination systems, marine structures, pharmaceutical equipment, heat exchangers, and structural frameworks that face aggressive or corrosive conditions. Their unique combination of high corrosion resistance, mechanical strength, and dimensional accuracy guarantees long-term reliability, minimal maintenance, and consistent performance. Engineers and manufacturers often choose 317 rectangular bars for demanding applications that require 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.
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