Walid Stainless, located in Tunis, Tunisia, is a reputable manufacturer and supplier of top-notch stainless steel products, including SMO 254 bolts. Renowned for their precision, durability, and outstanding performance, Walid Stainless provides corrosion-resistant and dependable fastening solutions for critical industrial applications. These SMO 254 bolts are crafted to meet international standards, guaranteeing consistent strength, durability, and long-lasting performance. With a wealth of technical expertise and a strong commitment to customer satisfaction, Walid Stainless has established itself as a go-to partner for companies in search of premium stainless steel bolts for challenging environments, both in Tunisia and beyond.
SMO 254 bolts are made from a super austenitic stainless steel alloy that includes around 20% chromium, 18% nickel, 6% molybdenum, and 0.2% nitrogen. This unique blend offers remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking. Additionally, small amounts of manganese, copper, and silicon boost their mechanical strength and durability. These bolts showcase high tensile and yield strength, impressive hardness, and reliable performance even in aggressive chemical environments and high temperatures, making them perfect for demanding industrial applications.
| Specifications of 254 SMO Fasteners | ASTM A479 & ASME SA479 |
| Standard of 254 SMO Fasteners | DIN, ASTM, BS and all International Standards |
| Length of 254 SMO Fasteners | 3 mm to 200 mm |
| 254 SMO Nuts Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| 254 SMO Bolt / Screw Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| 254 SMO Machine Screws Size | M1.6 – M12 |
| 254 SMO Washers Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Stainless Steel Grades | SMO 254 |
| 254 SMO Fasteners Type | Socket Screw, Hex Set Screw, Cap Screw, Machine Screw, Wing Screw, Spring Washers, Washers, Studs, Marine Anchors, Anchors, Hexagon Nut,U- Bolts, Anchor Bolt, Mushroom Head Square Neck Bolts, J Bolts,Eye Bolt,Structural Bolts, Bolts, Nuts, Sockets, Screws, Allen Cap screw, Nut, Hex Coupling Nut, Hex Nut, Square Nut, Hex Domed Cap Nuts, Hex Head Bolts, Stud Bolts, Socket Hexagon Head Screw, Pan Head Screw, Socket Head Cap Screw, Wing Screw, T-Head Bolts, Foundation Bolts,Screw, Studs |
| SMO 254 | Ni | C | Mo | Mn | Si | Fe | Cu | S | P | Cr |
| 17.5 – 18.5 | 0.02 max | 6 – 6.5 | 1 max | 0.8 max | – | 0.5 – 1 | 0.01 max | 0.03 max | 19.5 – 20.5 |
| Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 8.0 g/cm3 | 1320-1390 ℃ | 300 | 650 | 35 % |
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SMO 254 bolts are high-performance fasteners made from super duplex stainless steel, offering exceptional corrosion resistance and strength. Ideal for marine, chemical, and high-temperature applications, they ensure durability and reliability.
F44 SMO 254 bolts are high-performance fasteners made from super duplex stainless steel grade F44. They offer superior corrosion resistance and strength, suitable for marine, chemical, and high-temperature applications.
ASTM A479 UNS S31254 bolts are high-strength fasteners made from super duplex stainless steel. They provide excellent corrosion resistance and durability, suitable for demanding applications in marine, chemical, and high-temperature environments.
UNS S31254 hex bolts are high-strength fasteners made from super duplex stainless steel. They feature a hexagonal head for secure tightening and offer excellent corrosion resistance in demanding marine and industrial applications.
F44 SMO 254 hex bolts are high-performance fasteners made from super duplex stainless steel F44. They feature a hexagonal head, offering superior corrosion resistance and strength for marine and chemical applications.
1.4547 bolts are made from super duplex stainless steel, offering exceptional corrosion resistance and strength. Ideal for harsh environments like marine and chemical industries, they provide durability and high performance.
Our quality control team conducts very intensive destructive and non-destructive tests after manufacture. Bolt efficiency and reliability have been guaranteed utilizing advanced tools and techniques on SMO 254 bolts. These quality controls ensure that each bolt meets the highest applicable standards for industrial applications. Once approved bolts, we pack them up tightly and in using suitable materials for safety in transit. We ensure smooth and timely delivery for our valued customers without any delay. Besides, we provide all the required documentation at the time of delivery for the customer’s convenience, to further build trust and transparency.
SMO 254 bolts find their place in industries where corrosion resistance, mechanical strength, and durability are crucial. They are commonly used in chemical processing, petrochemical plants, offshore and marine structures, power generation, and desalination plants. These bolts are ideal for securing flanges, pipelines, pressure vessels, and equipment that face harsh chemicals and chloride-rich environments. With their excellent mechanical properties and long-term reliability, SMO 254 bolts offer safe, efficient, and low-maintenance fastening solutions for critical industrial operations.
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