Adam Stainless is your go-to source for top-notch SMO 254 fasteners, proudly manufactured in Canberra, Australia. These fasteners are designed to excel in tough environments where corrosion and high stress are a concern. Crafted with precision and care, they meet international quality standards, ensuring that you get reliable, long-lasting connections for critical industrial applications. Renowned for their strength, precise dimensions, and superb surface finish, Adam Stainless’s SMO 254 fasteners offer exceptional durability and resistance to even the harshest conditions.
What sets SMO 254 fasteners apart is their unique composition—a super austenitic stainless steel alloy that includes around 20% chromium, 18% nickel, 6% molybdenum, and 0.2% nitrogen. This impressive blend provides remarkable resistance to pitting, crevice corrosion, and stress corrosion cracking, even in environments rich in chlorides and acids. On the mechanical side, SMO 254 boasts a tensile strength of about 690 MPa and a yield strength close to 310 MPa, making it a fantastic choice for demanding mechanical and structural applications.
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.
You’ll find SMO 254 fasteners widely used across various industries, including marine, offshore oil and gas, desalination, chemical processing, and pulp and paper. They’re perfect for securing equipment and structures that face exposure to seawater, high salinity, or aggressive chemicals. With their outstanding reliability and corrosion resistance, Adam Stainless’s SMO 254 fasteners provide strong, maintenance-free connections that not only enhance safety but also extend the lifespan of critical systems in challenging industrial settings.
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