Walid Stainless is a dependable manufacturer and supplier of Stainless Steel 348 Flanges, based in Tunis, Tunisia. The company delivers stabilized stainless steel flanges designed to perform under high temperatures, pressure, and continuous service conditions. With disciplined manufacturing processes, precision machining, and strict quality control, Walid Stainless supplies flanges that hold their integrity where lesser materials fail. Known for technical reliability, consistent quality, and on-time delivery, the company supports power, petrochemical, and industrial systems that demand strength, stability, and long-term performance.
Stainless Steel 348 is an austenitic stainless steel stabilized with columbium and tantalum, enhancing resistance to intergranular corrosion during prolonged exposure to high temperatures. Its chromium and nickel content provides strong oxidation resistance, toughness, and corrosion protection. The material offers good tensile and yield strength, excellent creep resistance, and reliable mechanical stability under thermal cycling. Stainless Steel 348 Flanges maintain structural integrity in welded and high-temperature applications where consistent performance is critical.
| Standard | ASTM A182 / ASME SA182 |
| Dimensions | ANSI/ASME B16.5, B 16.47 Series 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 348 | 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 348 Flanges Walid 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. Walid Stainless stands by the delivery of flanges with the highest level of industry standards in functionality and safety.
SS 348 blind flanges are used to seal the end of a piping system. Crafted from stainless steel, they offer high strength, corrosion resistance, and durability, making them suitable for high-pressure applications.
SS 348 ring type joint flanges ensure a secure, leak-proof seal in high-pressure applications. Constructed from stainless steel, they feature a precision-machined ring groove for enhanced sealing performance and durability.
SS 348 forged flanges are high-strength components designed for demanding applications. Made from stainless steel through a forging process, they offer superior durability, corrosion resistance, and reliability in high-pressure systems.
Stainless Steel 348 Flanges are used in systems that operate under extreme heat, pressure, and continuous flow. They are widely applied in power generation plants, heat exchangers, superheaters, and boiler piping systems. The alloy is also trusted in petrochemical units, refinery piping, and high-temperature process lines. Its resistance to intergranular corrosion makes it ideal for welded assemblies exposed to long-term heat. When secure connections and long service life are non-negotiable, Stainless Steel 348 Flanges deliver dependable performance.
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