Tolu Fittings, a reputable manufacturer and supplier located in Abuja, Nigeria, is known for its top-notch **SMO 254 Buttweld Fittings** that boast impressive resistance to corrosion and remarkable mechanical strength. These fittings are specifically designed to thrive in tough and demanding environments, crafted from high-quality materials and cutting-edge technology to guarantee durability, precision, and reliability. Tolu Fittings’ SMO 254 Buttweld Fittings have earned a solid reputation for their exceptional performance in chloride-rich and oxidizing conditions, making them perfect for use in the chemical, marine, and desalination sectors.
Specifications : ASTM A403 / ASME SA403
Dimensions : ASME/ANSI B16.9, ASME B16.28, MSS-SP-43
Size : 3/4″ – 12″
Type : Seamless / Welded / Fabricated
Schedule : Sch 5 TO Sch XXS.
Thickness : 20 Swg., 18 Swg., 16 Swg., 14 Swg., 12 Swg., 10 Swg., & Sch. 10, Sch. 40, Sch. 80 etc.
The composition of SMO 254 Buttweld Fittings includes about 20% chromium, 18% nickel, 6% molybdenum, along with trace amounts of nitrogen and copper. This high-alloy austenitic stainless steel delivers a tensile strength of around 680 MPa and a yield strength of roughly 300 MPa, while also offering excellent toughness and ductility. The unique makeup of this alloy provides outstanding resistance to pitting, crevice corrosion, and stress corrosion cracking, even in challenging environments like seawater and acidic conditions.
| Grade | % | Ni | Cr | Mo | Cu | N | C | Mn | Si | P | S |
| SMO 254 | Min. | 17.5 | 19.5 | 6 | 0.5 | 0.18 | |||||
| Max. | 18.5 | 20.5 | 6.5 | 1 | 0.22 | 0.02 | 1 | 0.8 | 0.03 | 0.01 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| SMO 254 | 8.0 g/cm3 | 1320-1390 ℃ | 650 | 300 | 35 % |
Tolu Fittings is a leading supplier of SMO 254 Buttweld Fittings in Abuja, Nigeria. We offer an extensive range of SMO 254 Buttweld 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 | JIS | SIS | GOST | AFNOR | EN |
| SMO 254 | 1.4547 | S31254 | – | 2378 | – | Z1 CNDU 20.18.06Az | X1CrNiMoCuN20-18-7 |
SMO 254 Buttweld Fittingsfrom 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.
SMO 254 Buttweld Fittings provide excellent resistance to pitting, crack corrosion, and stress corrosion cracking, making them ideal for harsh environments such as chemical, marine and offshore applications. These materials also provide excellent weldability and formability, resulting in reliable and durable connections. SMO 254’s ability to withstand extreme temperature and pressure fluctuations adds great versatility under challenging industrial conditions. Its overall durability and reliability reduce maintenance and replacement costs.
All dimensions given in inches for common diameters and wall thicknesses. Dimensions in accordance with ASME B16.9. Other sizes, schedules and wall thicknesses also available. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Yes, custom sizes for SMO 254 Buttweld Fittings are available at Tolu Fittings. We offer tailored solutions to meet your specific requirements, ensuring optimal performance for your projects. For more information, please contact us at sales@tolufittings.com.
SMO 254 Buttweld Fittings find extensive application in industries that deal with highly corrosive substances, such as seawater systems, pulp and paper processing, chemical and petrochemical plants, and offshore oil and gas operations. They are particularly well-suited for heat exchangers, condensers, pressure vessels, and piping systems that are exposed to harsh chemicals or saline environments. Thanks to their excellent weldability, corrosion resistance, and long service life, SMO 254 Buttweld Fittings are a dependable choice for critical industrial applications.
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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