Ferdi Fittings, located in Istanbul, Turkey, has earned a solid reputation as a reliable manufacturer and supplier of top-notch Stainless Steel 310H Forged Fittings. Renowned for their precision engineering and durability, this company produces fittings that not only meet international standards but also cater to the demands of various industries. The Stainless Steel 310H forged fittings are designed to withstand high temperatures and resist corrosion, making them dependable for critical applications. They find extensive use in the petrochemical, power generation, and chemical sectors, where Ferdi Fittings combines cutting-edge manufacturing techniques with rigorous quality control to ensure their products deliver long-lasting performance, safety, and efficiency even in the toughest environments.
Specifications : ASTM A403 / ASME SA403
Dimensions : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size : 1/8” NB TO 48” NB. (Seamless & 100% X-Ray Welded, Fabricated)
Type : Seamless / Welded / Fabricated
Bending Radius : R=1D, 2D, 3D, 5D, 6D, 8D, 10D or Custom
Thickness : Sch 5s, Sch 10s, Sch 40s, Sch 80s, Sch 160s, Sch XXS
These fittings are primarily made up of iron, chromium (24–26%), and nickel (19–22%), along with small amounts of carbon, manganese, and silicon. The increased carbon content boosts their strength at high temperatures, making them perfect for extended exposure to heat. They boast impressive mechanical properties, with a tensile strength of around 515 MPa, a yield strength of about 205 MPa, and an elongation of 30%. With excellent oxidation resistance up to 1150°C and a strong resistance to carburization, these fittings provide toughness, thermal stability, and corrosion resistance in extreme conditions.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| SS 310H | 0.04 – 0.10 | 2.0 max | 1.00 max | 0.045 max | 0.030 max | 24.00 – 26.00 | – | 19.00 – 21.00 | 53.885 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.9 g/cm3 | 1402 °C (2555 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 % |
Ferdi Fittings is a leading supplier of Stainless Steel 310H Forged Fittings in Istanbul, Turkey. We offer an extensive range of Stainless Steel 310H Forged Fittings, renowned for their excellent corrosion resistance and high strength, which makes them perfect for demanding industrial applications like chemical processing, marine environments, and high-temperature systems. With a commitment to quality and reliable delivery, we ensure our clients receive top-tier products tailored to meet the specific needs of various industries.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| STANDARD | WERKSTOFF NR. | UNS |
| SS 310H | 1.4845 | S31009 |
Choose Stainless Steel 310H Forged Fittings from Ferdi Fittings for superior quality, exceptional corrosion resistance, and reliable performance in extreme conditions. We offer customized solutions backed by expert support and industry experience.
Stainless steel 310H forged fittings offer many advantages, including excellent resistance to high temperature oxidation and corrosion, making them ideal for harsh environments Strength and integrity are maintained at temperatures up to 1100°C ( 2012°F), ensuring reliable operation in high- temperature applications. The high chromium and nickel content of the alloy provides exceptional resistance to carburizing and sulphidation. These fittings also provide excellent weldability and formability, increasing their versatility in manufacturing. It is widely used in petrochemical, power plants, furnace construction and other industries, providing durability, durability and minimal maintenance.
Yes, custom sizes for Stainless Steel 310H Forged Fittings are available at Ferdi Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@ferdifittings.com
| ASME b16.9 Fittings Normal Pipe Size | ANSI b16 9 Pipe Fitting O D Y | Wall Thickness T (Pipe Elbow Sch.) | LR 45 Deg Elbows Centre to Face B | SR 45 Deg Elbows Weight | LR 90 Deg Elbows Centre to Face A | LR 90 Deg Elbows Weight In Below | SR 90 Deg Elbows Centre to Face A | SR 90 Deg Elbows Weight In Below | ||
|---|---|---|---|---|---|---|---|---|---|---|
| millimeter | inch. | millimeter | millimeter | Schedule | millimeter | kilogram | millimeter | kilogram | millimeter | kilogram |
| 15 | 1/2” | 21.3 | 2.78 | STD | 15.9 | 0.04 | 38.1 | 0.08 | – | – |
| 3.73 | X.S | 15.9 | 0.05 | 38.1 | 0.10 | – | – | |||
| 20 | 3/4” | 26.7 | 2.87 | STD | 11.1 | 0.04 | 28.6 | 0.08 | – | – |
| 3.91 | X.S | 11.1 | 0.05 | 28.6 | 0.11 | – | – | |||
| 25 | 1” | 33.4 | 3.38 | STD | 22.2 | 0.09 | 38.1 | 0.15 | 25.4 | 0.11 |
| 4.55 | X.S | 22.2 | 0.11 | 38.1 | 0.19 | 25.4 | 0.14 | |||
| 32 | 11/4” | 42.2 | 3.56 | STD | 25.4 | 0.14 | 47.6 | 0.28 | 31.75 | 0.18 |
| 4.85 | X.S | 25.4 | 0.2 | 47.6 | 0.39 | 31.75 | 0.24 | |||
| 40 | 11/2” | 48.3 | 3.68 | STD | 28.6 | 0.2 | 57.1 | 0.4 | 38.1 | 0.26 |
| 5.08 | X.S | 28.6 | 0.25 | 57.1 | 0.5 | 38.1 | 0.35 | |||
| 50 | 2” | 60.3 | 3.91 | STD | 34.9 | 0.36 | 76.2 | 0.72 | 50.8 | 0.5 |
| 5.54 | X.S | 34.9 | 0.5 | 76.2 | 1.0 | 50.8 | 0.68 | |||
| 65 | 21/2” | 73.0 | 5.16 | STD | 44.4 | 0.73 | 95.2 | 1.46 | 63.5 | 0.95 |
| 7.01 | X.S | 44.4 | 0.91 | 95.2 | 1.82 | 63.5 | 1.27 | |||
| 80 | 3” | 88.9 | 5.49 | STD | 50.8 | 1.1 | 114.3 | 2.18 | 76.2 | 1.45 |
| 7.62 | X.S | 50.8 | 1.45 | 114.3 | 2.86 | 76.2 | 1.95 | |||
| 100 | 4” | 114.3 | 6.02 | STD | 63.5 | 2.1 | 152.4 | 4.2 | 101.6 | 2.8 |
| 8.56 | X.S | 63.5 | 2.9 | 152.4 | 5.7 | 101.6 | 3.9 | |||
| 125 | 5” | 141.3 | 6.65 | STD | 79.4 | 3.4 | 190.0 | 6.8 | 127.0 | 4.8 |
| 9.5 | X.S | 79.4 | 5.0 | 190.0 | 10.0 | 127.0 | 6.5 | |||
| 150 | 6” | 168.3 | 7.11 | STD | 95.2 | 5.1 | 229.0 | 10.1 | 152.4 | 6.8 |
| 10.97 | X.S | 95.2 | 7.7 | 229.0 | 15.3 | 152.4 | 10.2 | |||
| 200 | 8” | 219.1 | 8.18 | STD | 127.0 | 10.2 | 305.0 | 20.4 | 203.0 | 13.6 |
| 12.7 | X.S | 127.0 | 15.5 | 305.0 | 30.9 | 203.0 | 20.9 | |||
| 250 | 10” | 273.9 | 9.27 | STD | 159.0 | 18.1 | 381.0 | 36.1 | 254.0 | 24.1 |
| 12.7 | X.S | 159.0 | 24.4 | 381.0 | 48.8 | 254.0 | 32.5 | |||
| 300 | 12” | 323.9 | 9.52 | STD | 190.0 | 26.6 | 457.0 | 53.1 | 305.0 | 35.4 |
| 12.7 | X.S | 190.0 | 35.0 | 457.0 | 70.0 | 305.0 | 46.7 | |||
| 350 | 14” | 355.6 | 9.52 | STD | 222.0 | 34.1 | 533.0 | 68.1 | 356.0 | 45.4 |
| 12.7 | X.S | 222.0 | 45.0 | 533.0 | 90.0 | 356.0 | 60.0 | |||
| 400 | 16” | 406.4 | 9.52 | STD | 254.0 | 45.0 | 610.0 | 89.3 | 406.0 | 59.5 |
| 12.7 | X.S | 254.0 | 59.0 | 610.0 | 118.0 | 406.0 | 78.7 | |||
| 450 | 18” | 457.0 | 9.52 | STD | 286.0 | 56.5 | 686.0 | 113.0 | 457.0 | 75.6 |
| 12.7 | X.S | 286.0 | 75.0 | 686.0 | 150.0 | 457.0 | 100.0 | |||
| 500 | 20” | 508.0 | 9.52 | STD | 318.0 | 85.0 | 762.0 | 140.0 | 508.0 | 93.5 |
| 12.7 | X.S | 318.0 | 112.5 | 762.0 | 186.0 | 508.0 | 124.0 | |||
| 600 | 24” | 610.00 | 9.52 | STD | 381.0 | 101.5 | 914.0 | 203.0 | 610.0 | 135.0 |
| 12.7 | X.S | 381.0 | 134.5 | 914.0 | 269.0 | 610.0 | 179.0 | |||
| NPS (inch) | Pipe Schedule. | OD (inch) | Wall Thick. (in) | Temperature | ||||
| 100 Fitting | 200 Fitting | 300 Fitting | 400 Fitting | 500 Fitting | ||||
| Allowable Stress | ||||||||
| 16700 | 16700 | 16700 | 15500 | 14400 | ||||
| 1″ | 40 | 1.315 | 0.133 | 2205 | 2205 | 2205 | 2047 | 1902 |
| 80 | 1.315 | 0.179 | 3061 | 3061 | 3061 | 2841 | 2640 | |
| 160 | 1.315 | 0.250 | 4493 | 4493 | 4493 | 4170 | 3874 | |
| 1 1/2″ | 40 | 1.900 | 0.145 | 1629 | 1629 | 1629 | 1512 | 1404 |
| 80 | 1.900 | 0.200 | 2303 | 2303 | 2303 | 2138 | 1986 | |
| 160 | 1.900 | 0.281 | 3362 | 3362 | 3362 | 3120 | 2899 | |
| 2″ | 40 | 2.375 | 0.154 | 1371 | 1371 | 1371 | 1272 | 1182 |
| 80 | 2.375 | 0.218 | 1985 | 1985 | 1985 | 1843 | 1712 | |
| 160 | 2.375 | 0.344 | 3283 | 3283 | 3283 | 3047 | 2831 | |
| 3″ | 40 | 3.500 | 0.216 | 1301 | 1301 | 1301 | 1208 | 1122 |
| 80 | 3.500 | 0.300 | 1844 | 1844 | 1844 | 1712 | 1590 | |
| 160 | 3.500 | 0.438 | 2787 | 2787 | 2787 | 2587 | 2403 | |
| 4″ | 40 | 4.500 | 0.237 | 1102 | 1102 | 1102 | 1023 | 950 |
| 80 | 4.500 | 0.337 | 1596 | 1596 | 1596 | 1482 | 1377 | |
| 160 | 4.500 | 0.531 | 2611 | 2611 | 2611 | 2424 | 2552 | |
| 5″ | 40 | 5.563 | 0.258 | 965 | 965 | 965 | 896 | 832 |
| 80 | 5.563 | 0.375 | 1428 | 1428 | 1428 | 1325 | 1231 | |
| 160 | 5.563 | 0.625 | 2474 | 2474 | 2474 | 2296 | 2133 | |
| 6″ | 40 | 6.625 | 0.280 | 877 | 877 | 877 | 814 | 756 |
| 80 | 6.625 | 0.432 | 1379 | 1379 | 1379 | 1280 | 1189 | |
| 160 | 6.625 | 0.719 | 2382 | 2382 | 2382 | 2211 | 2054 | |
| 8″ | 40 | 8.625 | 0.322 | 771 | 771 | 771 | 716 | 665 |
| 80 | 8.625 | 0.500 | 1218 | 1218 | 1218 | 1131 | 1050 | |
| 160 | 8.625 | 0.906 | 2298 | 2298 | 2298 | 2133 | 1982 | |
| 10″ | 40 | 10.750 | 0.365 | 699 | 699 | 699 | 649 | 603 |
| 80 | 10.750 | 0.594 | 1159 | 1159 | 1159 | 1075 | 999 | |
| 160 | 10.750 | 1.125 | 2289 | 2289 | 2289 | 2124 | 1974 | |
Ideal for industries that demand durability in high-temperature and corrosive environments, these fittings are commonly found in petrochemical plants, refineries, chemical processing units, and power generation facilities. They are often used in piping systems that transport hot gases, steam, and corrosive liquids, ensuring leak-proof connections even under thermal stress. Their strength and reliability make them perfect for applications in boilers, heat exchangers, and furnace components. Additionally, they are utilized in food processing, pharmaceutical equipment, and industrial ovens, delivering long-term performance where heat resistance and corrosion protection are 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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