Khuliso Fittings is a trusted manufacturer and supplier of SMO 254 Pipe Fittings in Cape Town, South Africa, known for their exceptional corrosion resistance and high strength. SMO 254, a super-austenitic stainless steel alloy, is designed to withstand harsh environments such as marine, chemical, and oil and gas industries. These fittings offer superior performance in highly corrosive conditions, ensuring long-term durability and reliability. We are committed to delivering top-quality SMO 254 pipe fittings that meet industry standards for demanding applications.
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.
Khuliso Fittings stands out as a reliable manufacturer and supplier of SMO 254 Pipe Fittings right here in Cape Town, South Africa. We pride ourselves on providing top-notch solutions for industries that require exceptional corrosion resistance and mechanical strength. Our SMO 254 fittings are specifically designed to thrive in extreme environments, making them perfect for applications that come into contact with seawater, chlorides, and harsh chemicals. Renowned for their quality and precision, Khuliso Fittings caters to a diverse array of industries, including marine, chemical processing, pulp and paper, and offshore oil and gas. With a strong emphasis on durability, performance, and customer satisfaction, we ensure our products not only meet international standards but also exceed the expectations of our clients throughout Southern Africa.
| 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 % |
Crafted from a high-alloy austenitic stainless steel, our SMO 254 Pipe Fittings boast remarkable resistance to pitting, crevice corrosion, and chloride stress corrosion cracking. The typical makeup includes 20% chromium, 18% nickel, 6% molybdenum, and nitrogen to enhance strength. These fittings deliver impressive mechanical properties, featuring a tensile strength of about 650 MPa and a yield strength of roughly 300 MPa. Additionally, SMO 254 is known for its outstanding toughness and weldability. This unique blend of strength and corrosion resistance makes it a dependable choice for highly corrosive and high-pressure settings, especially in situations where 316L or 904L might not hold up.
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 SMO 254 Pipe Fittings from Khuliso 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.
You’ll find SMO 254 Pipe Fittings widely utilized in industries that face highly corrosive conditions, such as seawater desalination, offshore oil platforms, marine engineering, and chemical processing plants. These fittings are particularly well-suited for heat exchangers, process piping, pressure vessels, and flue gas cleaning systems. Thanks to their resistance to chloride-induced corrosion, SMO 254 fittings are also a go-to option in power plants and the pulp and paper industry, where high chloride concentrations are a common challenge.
Yes, custom sizes are available for Stainless Steel SMO 254 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@khulisofittings.co.za.
| 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 Pipe Fittings are widely used in industries where high resistance to corrosion is critical. They are commonly employed in marine applications, including offshore oil rigs and shipbuilding, due to their excellent seawater resistance. The chemical and petrochemical industries use them for handling aggressive fluids and gases. They are also ideal for applications in pulp and paper mills, food processing, and desalination plants. Their superior resistance to chloride stress corrosion and pitting makes SMO 254 fittings a top choice for demanding environments requiring long-lasting durability and reliability.
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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