In the heart of Kinshasa, Mbemba Stainless stands as a trusted partner for industrial growth, providing robust solutions for demanding applications. We take pride in our role as a premier manufacturer and supplier, with a dedicated focus on the integrity of our Stainless Steel 321 Flanges. Our commitment is to deliver components that not only meet but exceed the rigorous standards required by Congo’s dynamic industries, ensuring reliability and longevity in every connection we help forge.
The strength of our Stainless Steel 321 Flanges begins with their unique composition, stabilized with titanium to resist corrosion from harsh chemicals and high temperatures. This careful metallurgy gives the flanges exceptional mechanical properties, including impressive tensile strength and excellent creep resistance. They are designed to maintain their structural integrity and performance under sustained stress, making them a fundamentally dependable choice for challenging environments where failure is not an option.
| Standard | ASTM A182 / ASME SA182 |
| Dimensions | ANSI/ASME B16.5, B 16.47 A & B, B16.48, BS4504, BS 10, EN-1092, DIN |
| Standard | ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges |
| Size | 1/2″ (15 NB) to 48″ (1200NB) |
| Class/Pressure | 150#, 300#, 600#, 900#, 1500#, 2500#, PN6, PN10, PN16, PN25, PN40, PN64 |
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ) |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
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We offers the best quality Stainless Steel 321 Flanges Mbemba Stainless,which has undergone intense testing to produce top quality and performance. The flange is thoroughly tested for meeting international standards and specifications. Products supplied by us are certified by recognized authorities for traceability and reliability in each batch. With modern technology and strict quality control, we ensure durability, corrosion resistance, and good mechanical properties. Mbemba Stainless stands by the delivery of flanges with the highest level of industry standards in functionality and safety.
SS 321 slip-on flanges are designed for high-temperature and corrosion-resistant applications. Made from stainless steel, they provide reliable connections in piping systems, offering ease of installation and durability.
SS 321 weld neck flanges are engineered for high-stress applications, providing strong, reliable connections in piping systems. Crafted from stainless steel, they offer excellent resistance to high temperatures and corrosion.
SS 321 socket weld flanges are ideal for high-pressure and high-temperature applications. Made from stainless steel, they offer strong, reliable connections with ease of installation and excellent resistance to corrosion.
SS 321 blind flanges are used to seal the end of a piping system. Crafted from stainless steel, they provide a robust, corrosion-resistant solution for maintaining system integrity and pressure.
SS 321 ring type joint flanges offer a secure, leak-proof seal in high-pressure environments. Made from stainless steel, they feature a ring groove design for reliable, corrosion-resistant performance in demanding applications.
SS 321 forged flanges are crafted from stainless steel for high strength and durability. They are ideal for demanding applications, offering excellent resistance to high temperatures, corrosion, and mechanical stress.
These flanges are indispensable in sectors where safety and durability are paramount. You’ll find them forming critical seals in petroleum refineries, chemical processing plants, and power generation facilities, effectively handling corrosive acids and intense heat. Their reliability also extends to vital roles in pipelines, aerospace components, and food processing equipment, proving their versatility. Essentially, wherever conditions are too demanding for standard materials, our Stainless Steel 321 Flanges provide a proven and secure solution.







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