Tolu Fittings, a reputable manufacturer and supplier based in Abuja, Nigeria, specializes in high-quality Stainless Steel 309H Pipe Fittings designed for high-temperature and industrial piping needs. These fittings are celebrated for their outstanding resistance to oxidation, scaling, and corrosion, ensuring reliable, leak-proof connections even in tough conditions. Crafted to exact specifications and international standards, 309H Pipe Fittings are perfect for applications in chemical processing, petrochemical, power generation, and heat treatment sectors. With their exceptional strength and thermal stability, these fittings promise long-lasting durability, efficient fluid transport, and safety in pipelines that face high temperatures and corrosive environments.
| Size Range | (Seamless): 1/2″ NB – 24″ NB(ERW): 1/2″ NB – 24″ NB(EFW): 6″ NB – 100″ NB |
| Wall thikness | Schedule 5S – Schedule XXS (heavier on request) |
| Form | Seamless / ERW / Welded In Round & Square |
| Grade | ASTM A312 Grade Tp309H |
Stainless Steel 309H Pipe Fittings are mainly made up of 23–25% chromium, 12–15% nickel, and a carefully controlled high carbon content to boost their strength at high temperatures. This alloy showcases remarkable resistance to oxidation and scaling when exposed to elevated temperatures. In terms of mechanical properties, 309H boasts a tensile strength of around 620 MPa, a yield strength of 275 MPa, along with good ductility and toughness. The material’s stability at high temperatures, paired with its corrosion resistance, makes it an excellent choice for piping systems that endure thermal stress, pressure changes, and moderately corrosive industrial settings.
|
Grade |
C |
Mn |
Si |
P |
S |
Cr |
Fe |
Ni |
|
|
309H |
0.04-0.10 |
2 |
0.75 |
0.045 |
0.03 |
22-24 |
58-63 |
12-15 |
|
Grade | Tensile Str (MPa) min | Yield Str 0.2% Proof (MPa) min | Elong (% in 50mm) min | Hardness | |
Rockwell B (HR B) max | Brinell (HB) max | ||||
309H
| 515 | 205 | 40 | 95 | 217 |
Tolu Fittings one of the largest suppliers of Stainless Steel 309H Pipe Fittings in Abuja, Nigeria. 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 309H 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 309H Pipe Fittings in the Nigeria.
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 309H Pipe Fittings from Tolu 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 | WERKSTOFF NR. | UNS |
| SS 309H | 1.4833 | S30909 |
Stainless Steel 309H Pipe Fittings offer enhanced strength and stability due to their higher carbon content, making them ideal for high-temperature applications. They provide excellent resistance to oxidation and corrosion, ensuring long-term durability in harsh environments. These fittings perform well under thermal cycling conditions and maintain structural integrity in temperatures exceeding 1000°C. Their superior creep resistance ensures reliability in pressure and stress-bearing applications. Easy to fabricate and weld, Stainless Steel 309H Pipe Fittings are suitable for industries like petrochemical, power generation, and chemical processing, delivering exceptional performance and longevity.
| Nominal PipeSize | Outside Diameter | 90° Elbows | 45° Elbows | 180° Returns | ||||
|---|---|---|---|---|---|---|---|---|
| (inches) | – | Long Radius | Short Radius | Long Radius | Long Radius | |||
| (mm) | (inches) | Center to Face (inches) | Center to Face (inches) | Center to Face (inches) | Radius (inches) | Center to Center (inches) | Back to face (inches) | |
| 1/2 | 21.3 | 0.840 | 1 1/2 | – | 5/8 | 2 | 1 7/8 | |
| 3/4 | 26.7 | 1.050 | 1 1/8 | 7/16 | 2 1/4 | 1 11/16 | ||
| 1 | 33.4 | 1.315 | 1 1/2 | 1 | 7/8 | 3 | 2 3/16 | |
| 1 1/4 | 42.2 | 1.660 | 1 7/8 | 1 1/4 | 1 | 3 3/4 | 2 3/4 | |
| 1 1/2 | 48.3 | 1.900 | 2 1/4 | 1 1/2 | 1 1/8 | 3 | 4 1/2 | 3 1/4 |
| 2 | 60.3 | 2.375 | 3 | 2 | 1 3/8 | 4 | 6 | 4 3/16 |
| 2 1/2 | 73.0 | 2.875 | 3 3/4 | 2 1/2 | 1 3/4 | 5 | 7 1/2 | 5 3/16 |
| 3 | 88.9 | 3.500 | 4 1/2 | 3 | 2 | 6 | 9 | 6 1/4 |
| 3 1/2 | 101.6 | 4.000 | 5 1/4 | 3 1/2 | 2 1/4 | 7 | 10 1/2 | 7 1/4 |
| 4 | 114.3 | 4.500 | 6 | 4 | 2 1/2 | 8 | 12 | 8 1/4 |
| 5 | 141.3 | 5.563 | 7 1/2 | 5 | 3 1/8 | 10 | 15 | 10 5/16 |
| 6 | 168.3 | 6.625 | 9 | 6 | 3 3/4 | 12 | 18 | 12 5/16 |
| 8 | 219.1 | 8.625 | 12 | 8 | 5 | 12 | 24 | 16 5/16 |
| 10 | 273.1 | 10.750 | 15 | 10 | 6 1/4 | 15 | 30 | 20 3/8 |
| 12 | 323.9 | 12.750 | 18 | 12 | 7 1/2 | 18 | 36 | 24 3/8 |
Yes, custom sizes are available for Stainless Steel 309H 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@tolufittings.com.
| NPS (inch) | Pipe Sch. | Wall Thk. (in) | OD (inch) | Temperature | ||||
|---|---|---|---|---|---|---|---|---|
| 100 | 200 | 300 | 400 | 500 | ||||
| Allowable Stress (Pressure Rating) | ||||||||
| 16700 | 16700 | 16700 | 15500 | 14400 | ||||
| 1″ | 40 | 0.133 | 1.315 | 2205 | 2205 | 2205 | 2047 | 1902 |
| 80 | 0.179 | 1.315 | 3061 | 3061 | 3061 | 2841 | 2640 | |
| 160 | 0.250 | 1.315 | 4493 | 4493 | 4493 | 4170 | 3874 | |
| 1 1/2″ | 40 | 0.145 | 1.900 | 1629 | 1629 | 1629 | 1512 | 1404 |
| 80 | 0.200 | 1.900 | 2303 | 2303 | 2303 | 2138 | 1986 | |
| 160 | 0.281 | 1.900 | 3362 | 3362 | 3362 | 3120 | 2899 | |
| 2″ | 40 | 0.154 | 2.375 | 1371 | 1371 | 1371 | 1272 | 1182 |
| 80 | 0.218 | 2.375 | 1985 | 1985 | 1985 | 1843 | 1712 | |
| 160 | 0.344 | 2.375 | 3283 | 3283 | 3283 | 3047 | 2831 | |
| 3″ | 40 | 0.216 | 3.500 | 1301 | 1301 | 1301 | 1208 | 1122 |
| 80 | 0.300 | 3.500 | 1844 | 1844 | 1844 | 1712 | 1590 | |
| 160 | 0.438 | 3.500 | 2787 | 2787 | 2787 | 2587 | 2403 | |
| 4″ | 40 | 0.237 | 4.500 | 1102 | 1102 | 1102 | 1023 | 950 |
| 80 | 0.337 | 4.500 | 1596 | 1596 | 1596 | 1482 | 1377 | |
| 160 | 0.531 | 4.500 | 2611 | 2611 | 2611 | 2424 | 2552 | |
| 5″ | 40 | 0.258 | 5.563 | 965 | 965 | 965 | 896 | 832 |
| 80 | 0.375 | 5.563 | 1428 | 1428 | 1428 | 1325 | 1231 | |
| 160 | 0.625 | 5.563 | 2474 | 2474 | 2474 | 2296 | 2133 | |
| 6″ | 40 | 0.280 | 6.625 | 877 | 877 | 877 | 814 | 756 |
| 80 | 0.432 | 6.625 | 1379 | 1379 | 1379 | 1280 | 1189 | |
| 160 | 0.719 | 6.625 | 2382 | 2382 | 2382 | 2211 | 2054 | |
| 8″ | 40 | 0.322 | 8.625 | 771 | 771 | 771 | 716 | 665 |
| 80 | 0.500 | 8.625 | 1218 | 1218 | 1218 | 1131 | 1050 | |
| 160 | 0.906 | 8.625 | 2298 | 2298 | 2298 | 2133 | 1982 | |
| 10″ | 40 | 0.365 | 10.750 | 699 | 699 | 699 | 649 | 603 |
| 80 | 0.594 | 10.750 | 1159 | 1159 | 1159 | 1075 | 999 | |
| 160 | 1.125 | 10.750 | 2289 | 2289 | 2289 | 2124 | 1974 | |
Tolu Fittings’ Stainless Steel 309H Pipe Fittings are extensively utilized in high-temperature service applications, including furnaces, boilers, heat exchangers, and exhaust systems. They are particularly suited for chemical and petrochemical plants, power generation facilities, and industrial piping systems that demand thermal stability and corrosion resistance. These fittings effectively manage steam, hot gases, and moderately corrosive media, ensuring leak-proof performance even under extreme conditions. 309H Pipe Fittings deliver secure and durable connections for high-temperature piping systems.
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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