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Mira Fasteners, based in Kuala Lumpur, Malaysia, stands out as a top manufacturer and supplier of high-quality fasteners designed for tough environments. One of their standout products, the SMO 254 Bolts, is crafted for exceptional performance in highly corrosive and high-temperature settings. Renowned for their remarkable strength and resistance to pitting, crevice, and stress corrosion cracking, these bolts are perfect for challenging chemical and marine conditions. Adhering to international standards like ASTM A479 and ASTM F2281, Mira’s SMO 254 Bolts blend advanced metallurgy, precise machining, and strict quality control to meet the rigorous demands of the oil & gas, chemical, and desalination sectors.
SMO 254 Bolts are crafted from a high-alloy austenitic stainless steel that includes around 20% chromium, 18% nickel, 6% molybdenum, and 0.2% nitrogen. This unique blend offers exceptional corrosion resistance, particularly in environments rich in chlorides. With a minimum tensile strength of 650 MPa and a yield strength of 300 MPa, these bolts boast impressive mechanical strength. The high alloy content also provides SMO 254 with excellent resistance to pitting and crevice corrosion (PREN > 42.5). Thanks to their outstanding mechanical and chemical properties, they are perfect for demanding structural and pressure applications in harsh conditions.
| 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 % |
| 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 |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
SMO 254 Bolts find their place in various highly corrosive environments, including seawater desalination plants, offshore oil platforms, chemical processing facilities, pulp and paper operations, and marine engineering projects. Their ability to withstand chlorides and high temperatures makes them ideal for use in heat exchangers, pressure vessels, reactors, and flanges. In flue gas cleaning systems and hydrometallurgy, SMO 254 bolts maintain structural integrity even under extreme mechanical and chemical stress. They are also utilized in wastewater treatment applications, ensuring reliability in challenging conditions.
Our SMO 254 bolts at Mira Fasteners are properly packed to meet the best quality when they get to you. Every bolt is protected and packed separately in well sealed moisture proof containers to avoid damage and contamination. Proper labeling helps in identification and management of the items in the right manner. Our packaging ensures that the bolts do not lose their quality and are readily available for use which is a testimony of our quality products and services.
Mira Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kuala lumpur, Malaysia, with over 8 years of experience serving global industries.
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