Ferdi Fittings, located in Istanbul, Turkey, has earned a solid reputation as a reliable manufacturer and supplier of Stainless Steel 309 Pipe Fittings. They focus on creating high-quality, heat-resistant piping components. With a strong commitment to precision and quality assurance, Ferdi Fittings produces items that adhere to strict international standards. These Stainless Steel 309 pipe fittings are built to endure extreme temperatures and harsh environments, making them perfect for industries like power generation, chemical processing, and furnace construction. Ferdi Fittings guarantees durability, strength, and consistent performance, ensuring efficient and safe piping systems around the globe.
| Specifications | : | ASTM A403 ASME SA 182 |
| Tube Size | : | 1/16”OD to 2”OD, 2mm OD to 50mm OD |
| Thread | : | NPT, BSP, BSPT, UNF, ISO, SAE etc. |
| Pressure Rating | : | 6000PSI for Stainless Steel, 300/1000/3000PSI for Brass |
Stainless Steel 309 Pipe Fittings are made up of chromium (23–25%), nickel (12–15%), and have a carbon content of about 0.20%, which gives them excellent oxidation resistance at high temperatures. This austenitic stainless steel grade boasts a high tensile strength of around 515 MPa, a yield strength close to 205 MPa, and an elongation of roughly 40%. The unique composition of this alloy enhances its resistance to scaling and corrosion during thermal cycling while ensuring good weldability and mechanical stability. These characteristics make Stainless Steel 309 fittings ideal for high-temperature applications where durability and strength are essential.
| Grade | C | Mn | Si | P | S | Cr | Ni | FE |
| SS 309 | 0.20 max. | 2.00 max. | 0.75 max. | 0.045 max. | 0.03 max. | 22.0 – 24.0 | 12.0 – 15.0 | Balance |
| Grade | Density | Melting Point | Tensile Strength | Yield Strength | Elongation | Hardness (Brinell) |
| SS 309 | 7.8 g/cm3 | 1200 ℃ | 586 MPa | 310 MPa | 40 % | 202 |
Ferdi Fittings one of the largest suppliers of Stainless Steel 309 Pipe Fittings in Istanbul, Turkey. We specialize in providing a wide range of high-quality, durable fittings for various industrial applications. Our inventory includes elbows, tees, reducers, couplings, and other essential fittings designed to offer exceptional corrosion resistance and strength. Stainless Steel 309 is known for its cost-effectiveness and excellent mechanical properties, making it ideal for industries such as construction, chemical processing, and food processing. With a commitment to customer satisfaction, timely delivery, and competitive pricing, we are the trusted choice for Stainless Steel 309 Pipe Fittings in the Turkey.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 309 Pipe Fittings from Ferdi Fittings offer exceptional corrosion resistance, especially in seawater and harsh environments. They are known for their high strength, durability, and resistance to pitting and crevice corrosion, ensuring long-lasting performance. We provide precise manufacturing, quality control, and reliable service for diverse industrial applications.
| STANDARD | UNS | WNR. | AFNOR | EN | JIS | BS | GOST |
| SS 309 | S30900 | 1.4828 | – | – | SUS 309 | – | – |
| All Fittings | 90°and 45° Ells and Tees | Reducers and Lap Joint Stub | Caps | 180° Returns | Angularity Tol | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nominal Pipe Plane Size (NPS) | Outside(1) Diameter at Bevel | Inside(1) Diameter at End | Wall(2) Thickness | Centre-to- End Dimension A,B,C,M | Overall Length L | Overall Length E | Centre-to- Centre Dimension O | Back-to- Face Dimension K | Alignment at Ends U | Nominal Pipe SIze | Off Angle Q | Off Angle P |
| 1/2 TO 2-1/2 | +1/16 | ±1/32 | Not less than 87-1/2% of Normal Thickness | ±1/16 | ±1/16 | ±1/8 | ±1/4 | ±1/4 | ±1/32 | 12 to 4 | 1/32 | 1/16 |
| -1/32 | 5 to 8 | 1/16 | 1/8 | |||||||||
| 3 TO 3-1/2 | ±1/16 | ±1/16 | ±1/16 | ±1/16 | ±1/8 | ±1/4 | ±1/4 | ±1/32 | 10 to 12 | 3/32 | 3/16 | |
| 4 | ±1/16 | ±1/16 | ±1/16 | ±1/16 | ±1/8 | ±1/4 | ±1/4 | ±1/32 | 14 to 16 | 3/32 | 1/4 | |
| 5 TO 8 | +1/32 | ±1/16 | ±1/16 | ±1/16 | ±1/4 | ±1/4 | ±1/4 | ±1/32 | 18 to 24 | 1/8 | 3/8 | |
| -1/16 | ||||||||||||
| 10 TO 18 | +1/16 | ±1/8 | ±3/32 | ±3/32 | ±1/4 | ±3/8 | ±1/4 | ±1/16 | All dimensions are in inches | |||
| -1/8 | ||||||||||||
| 20 TO 24 | +1/4 | ±3/32 | ±3/32 | ±3/32 | ±1/4 | ±3/8 | ±1/4 | ±1/16 | ||||
| -3/32 | ||||||||||||
Yes, custom sizes are available for Stainless Steel 309 Pipe Fittings to meet specific requirements. We offer tailored solutions to ensure precise fit and performance for various applications. For more information, please contact us at sales@ferdifittings.com.
Stainless Steel 309 Pipe Fittings find extensive use in environments that face high temperatures and corrosive conditions. They are commonly used in furnace parts, heat exchangers, boiler components, and exhaust systems within power plants and chemical processing industries. Their outstanding oxidation resistance makes them perfect for thermal processing equipment and high-temperature ducting. Additionally, these fittings are utilized in petrochemical plants, food processing, and aerospace sectors, where dependable performance is crucial.
Get in touch with one of our Technical Sales Representatives to request a quote or get answers to any questions you may have.








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