Walid Stainless, located in Tunis, Tunisia, stands out as a dependable manufacturer and supplier of top-notch stainless steel products, including SMO 254 fasteners. Known for their precision, durability, and exceptional performance, Walid Stainless provides corrosion-resistant fastening solutions tailored for tough industrial settings. These SMO 254 fasteners are crafted in line with international standards, guaranteeing consistent quality, strength, and a long lifespan. With a strong technical background and a commitment to customer satisfaction, Walid Stainless has become a trusted ally for industries in need of premium stainless steel fasteners, both in Tunisia and around the globe.
The SMO 254 fasteners are made from a super austenitic stainless steel alloy that features about 20% chromium, 18% nickel, 6% molybdenum, and 0.2% nitrogen. This cutting-edge composition offers remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. Small amounts of manganese, copper, and silicon further boost their mechanical strength and durability. These fasteners showcase high tensile and yield strength, impressive toughness, and reliable performance even in harsh chemical environments and high temperatures.
Standard : DIN, ASTM, BS and all International Standards
Size : 3 mm to 200 mm
Bolt / Screw Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Nuts Size : M3 – M56 | 3/6″ to 2″ | Custom Sizes
Washers Size : M1 – M64 | #4 to 3″ | Custom Sizes
Length : M02 to M33
| Grade | C | Mn | Si | S | Cu | Ni | Cr | N | Mo | P |
| SMO 254 | 0.02 max | 1 max | 0.8 max | 0.01 max | 0.5 – 1 | 17.5 – 18.5 | 19.5 – 20.5 | 0.18 – 0.22 | 6 – 6.5 | 0.03 max |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| SMO 254 | 8.0 g/cm3 | 1320-1390°C | 650 | 300 | 35 % |
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SMO 254 nuts offer exceptional corrosion resistance in highly aggressive environments, including seawater. Available in sizes ranging from M6 to M30 and various dimensions, they ensure secure fastening with high strength and durability.
SMO 254 Stud Bolts provide superior corrosion resistance against chloride-induced stress. They are commonly available in lengths from 50 mm to 300 mm and diameters from M6 to M30, designed for high-pressure and high-temperature applications.
SMO 254 Bolts deliver excellent resistance to pitting and crevice corrosion. Standard sizes range from M6 to M30, with lengths from 20 mm to 200 mm. These bolts are ideal for demanding environments requiring high strength and durability.
SMO 254 threaded rods offer outstanding resistance to corrosion and high temperatures. Typically available in diameters from M6 to M30 and lengths up to 3 meters, they are used for various construction and industrial applications.
SMO 254 screws provide exceptional corrosion resistance and are used in marine and chemical environments. Sizes generally range from M3 to M20, with lengths from 10 mm to 150 mm, suitable for precise fastening needs.
SMO 254 washers ensure high corrosion resistance and are used to distribute load and prevent damage. They are available in sizes from M6 to M30, with thicknesses typically ranging from 1 mm to 5 mm, suitable for various applications.
All our products undergo quality standards tests such as material tests, performances tests, and corrosion resistance tests. They are realized by thorough third-party inspections so as to ascertain their credibility. We also guarantee on-time delivery as we ensure promptness in our operations so that customers will receive orders right on time according to their project schedules and quality standards.
SMO 254 fasteners find their place in industries where outstanding corrosion resistance and mechanical reliability are crucial. Common applications include chemical processing, petrochemical plants, offshore and marine installations, power generation, and seawater desalination facilities. They are frequently used to secure flanges, pipelines, pressure vessels, structural components, and equipment that face chloride-rich and aggressive chemical conditions. With their superior strength, durability, and minimal maintenance needs, SMO 254 fasteners guarantee safe, long-lasting, and efficient performance in critical industrial applications.
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