Ronwen Flanges, located in the vibrant city of Cape Town, South Africa, stands out as a top-notch manufacturer and supplier of high-quality industrial flanges, with a particular focus on **SMO 254 flanges**. Renowned for their remarkable corrosion resistance and outstanding durability, Ronwen Flanges caters to a variety of industries, including chemical processing, petrochemical, oil and gas, and marine engineering. Their SMO 254 flanges are crafted to meet stringent international standards, guaranteeing reliable performance even in highly corrosive and challenging environments. By merging cutting-edge production methods with thorough quality control, Ronwen Flanges provides flanges that ensure secure connections, a long service life, and consistent performance, making them the go-to choice for critical industrial applications.
SMO 254 flanges are primarily made of iron, featuring 20–22% chromium, 18–20% nickel, 4–6% molybdenum, along with trace amounts of nitrogen, manganese, and copper. This high-alloy austenitic stainless steel offers exceptional resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in chloride-rich settings. Typical mechanical properties include a tensile strength ranging from 700–850 MPa, yield strength between 350–500 MPa, and an elongation of 30–40%. The material showcases high toughness, excellent ductility, and superior corrosion resistance, making SMO 254 flanges perfect for aggressive chemical and marine applications.
| Range | : | 1/2”~60” |
| Specification | : | ASTM A812 / ASME SA812 |
| Dimensions | : | ANSI/ASME B16.5, B16.48, BS4504, BS 10, EN-1092, DIN, etc. |
| Standards | : | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, etc. |
| Class/Pressure | : | 150#, 300#, 600#, 900#, 1500#, 2500# | PN6, PN10, PN16, PN25, PN40, PN64 etc. |
| Flange Face Type | : | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| Element | C | Si | Mn | P | S | Cr | Ni | Mo | N | Cu |
| SMO 254 | ≤0.020 | ≤0.80 | ≤1.00 | ≤0.030 | ≤0.010 | 20 | 18 | 6.1 | 0.20 | 0.7 |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| SMO 254 | 8.0 g/cm3 | 1320-1390 ℃ | 650 | 300 | 35 % |
Ronwen Flanges, a leading supplier in Cape Town, South Africa, offers an extensive selection of SMO 254 Flanges, including weld neck flanges, slip-on flanges, blind flanges, threaded flanges, and lap joint flanges. Designed for diverse industrial applications, our high-quality inventory and commitment to exceptional service make us a trusted choice for flange products in the region.
| STandARD | WERKSTOFF NR. | UNS | AFNOR | EN |
| SMO 254 | 1.4547 | S31254 | Z1 CNDU 20.18.06Az | X1CrNiMoCuN20-18-7 |
You’ll find SMO 254 flanges widely utilized in chemical processing plants, desalination systems, marine equipment, petrochemical industries, and high-performance piping networks where resistance to chloride-induced corrosion is crucial. They are particularly suited for pressure vessels, heat exchangers, and pipelines that handle strong acids, chlorides, and other aggressive chemicals. These flanges guarantee leak-proof connections and long-term reliability in demanding industrial settings. With their robust design and corrosion-resistant features, SMO 254 flanges are indispensable for applications that require both mechanical strength and chemical durability.
Yes, we offer custom sizes for SMO 254 Flanges to meet specific project needs. Our team at Ronwen Flanges is committed to providing tailored solutions for all your requirements. For more details, contact us at sales@ronwenflanges.co.za.
We are renowned for delivering products with precise, accurate dimensions. Each product undergoes thorough testing, both destructive and non-destructive, to ensure quality before being shipped to our customers.
Our team is ready to assist you. Contact us for any queries or personalized solutions.
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