Request For Our Latest Prices On Duplex Steel Nuts S31803 in Doha, Qatar!
Murad Fasteners has established itself as a reliable manufacturer and supplier in Doha, Qatar, specializing in top-notch Duplex Steel Nuts S31803 designed for demanding industrial applications. With cutting-edge manufacturing technology and rigorous quality control, these nuts deliver exceptional strength, corrosion resistance, and long-lasting reliability. Murad Fasteners guarantees precise threading, accurate dimensions, and adherence to international standards, making Duplex Steel Nuts S31803 perfect for critical infrastructure and industrial projects. Renowned for their durability and performance in tough environments, these nuts are extensively utilized in the energy, petrochemical, marine, and construction sectors throughout Qatar and the Middle East, providing secure and trustworthy fastening solutions.
Crafted from a dual-phase austenitic-ferritic stainless steel alloy that includes chromium, nickel, molybdenum, and nitrogen, Duplex Steel Nuts S31803 boast high tensile and yield strength, remarkable toughness, and outstanding resistance to stress corrosion cracking. Their mechanical properties feature enhanced load-bearing capacity, good fatigue resistance, and stability even under high pressure and temperature changes. Additionally, these nuts are highly resistant to pitting and crevice corrosion, ensuring dependable performance in aggressive, chloride-rich, and harsh operating conditions.
| S31803 | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
| S31803 | C | N | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| 1.0 | 0.03 | 0.02 | 2.0 | 3.0 – 3.5 | 22.0 – 23.0 | 0.03 | 4.5 – 6.5 | 0.14 – 0.2 | Bal |
| Specifications | ASTM A479 / ASME SA479 |
| Standards | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | Hex Head Bolts, Square Bolts, U bolts, Eyebolts, T bolt, Hex Bolt, Lag Bolts, Countersunk Bolts, Hex Head nuts, Square nuts, Locknuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts |
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 Nuts S31803 find their place in industries that demand high strength and corrosion resistance. They are commonly used in oil and gas pipelines, offshore platforms, petrochemical plants, refineries, and chemical processing equipment. Their applications extend to marine structures, desalination plants, heat exchangers, pressure vessels, and heavy structural assemblies. Thanks to their durability, reliability, and minimal maintenance requirements, Duplex Steel Nuts S31803 are the go-to choice for flanged joints, critical bolted connections, and industrial installations that face harsh environmental and operational challenges.
At Murad Fasteners, Duplex Steel Nuts S31803 are meticulously packaged to ensure their integrity and quality during transit. Each nut is individually inspected and wrapped in protective materials to prevent damage. For bulk orders, nuts are securely packed in durable, corrosion-resistant containers. Our packaging solutions are designed to maintain product excellence, safeguarding against environmental factors and ensuring that the nuts arrive in optimal condition. Trust Murad Fasteners for secure and reliable packaging of your high-quality components.
Murad Fasteners is a leading manufacturer and supplier of high-quality fasteners in Doha, Qatar, with over 8 years of experience serving global industries.
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