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Located in Manama, Bahrain, Malik Fasteners has built a solid reputation as a reliable manufacturer and supplier of top-notch Duplex Steel Fasteners S31803. These fasteners are designed to deliver outstanding strength, durability, and resistance to corrosion, making them perfect for the toughest industrial, offshore, and marine environments. Malik Fasteners is committed to meeting international quality standards, ensuring that their fasteners create secure, long-lasting connections. With their ability to withstand chloride-induced corrosion, stress corrosion cracking, and high temperatures, Duplex Steel Fasteners S31803 guarantee dependable performance in critical situations. With a focus on precision engineering and customer satisfaction, Malik Fasteners provides fasteners that excel in performance, longevity, and efficiency.
Duplex Steel Fasteners S31803 boast a well-balanced austenite-ferrite microstructure, which gives them remarkable strength and corrosion resistance. Typically, they contain 22% chromium, 5–6% nickel, and 3% molybdenum, making them highly resistant to chloride-induced corrosion and stress corrosion cracking. These fasteners are known for their high tensile and yield strength, exceptional toughness, and fatigue resistance, even under extreme mechanical and thermal conditions. The blend of ductility and hardness ensures that they provide secure and long-lasting fastening. Duplex Steel Fasteners S31803 are perfect for industrial, marine, and offshore applications where reliability, mechanical performance, and resistance to harsh environments are crucial.
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| Duplex Steel S31803 | 0.030 max | 1.20 max | 0.80 max | 0.035 max | 0.020 max | 24.00 – 26.00 | 3.00 – 5.00 | 6.00 – 8.00 | 0.24 – 0.32 | 58.095 min |
| Element | Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| Duplex Steel S31803 | 7.9 g/cm3 | 1402 °C (2555 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 % |
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
Types : Nuts, Bolts, Screws, Sockets, Studs, Screw, Hex Set Screw, Socket Screw, Cap Screw, Pan Head Screw, Machine Screw, Socket Head Cap Screw, Allen Cap screw, Wing Screw
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.
Duplex Steel Fasteners S31803 find their place in various industries where strength and corrosion resistance are non-negotiable. They are particularly suited for offshore platforms, chemical and petrochemical plants, desalination facilities, oil and gas pipelines, pressure vessels, and heat exchangers. These fasteners ensure secure connections, making them a go-to choice for applications that demand durability and reliability in challenging environments.
At Malik Fasteners, we ensure that our Duplex Steel Fasteners S31803 are meticulously packaged to guarantee their integrity and quality upon delivery. Each fastener is carefully inspected and securely packed using high-quality materials to prevent damage during transit. Our packaging process includes labeling with detailed product information for easy identification. Whether you need bulk packaging or customized solutions, we prioritize your requirements, ensuring that your fasteners arrive in perfect condition, ready for immediate use.
Malik Fasteners is a leading manufacturer and supplier of high-quality fasteners in Manama, Bahrain, with over 8 years of experience serving global industries.
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