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Nestled in the heart of Doha, Qatar, Murad Fasteners stands out as a trusted manufacturer and supplier of ASTM A182 F51 fasteners, crafted to meet the rigorous demands of various industrial applications. With state-of-the-art manufacturing facilities, a team of skilled professionals, and a commitment to quality assurance, Murad Fasteners produces duplex stainless steel fasteners that strike the perfect balance between strength, corrosion resistance, and durability. Catering to sectors like oil and gas, petrochemical, marine, construction, and power generation, the company guarantees consistent quality, timely deliveries, and tailored solutions, supporting vital projects throughout Qatar and the Middle East with reliable, standards-compliant fastening solutions that excel in tough operating conditions.
ASTM A182 F51 fasteners are crafted from duplex stainless steel, typically UNS S31803 or S32205, showcasing a unique dual-phase microstructure of austenite and ferrite. Their chemical makeup includes chromium, molybdenum, nickel, and nitrogen, which together enhance resistance to corrosion and stress corrosion cracking. On the mechanical side, F51 fasteners deliver superior yield and tensile strength compared to austenitic stainless steels, while also offering good ductility, impact toughness, and fatigue resistance. This ensures they perform reliably under high pressure, elevated stress, and in moderately to severely corrosive environments typical in industrial settings.
| Element | Content (%) |
|---|---|
| Chromium, Cr | 21 – 23 |
| Nickel, Ni | 4.5 – 6.5 |
| Phosphorous, P | 0.03 Max |
| Carbon, C | 0.03 max |
| Sulfur, S | 0.02 Max |
| Molybdenum, Mo | 2.5 – 3.5 |
| Manganese, Mn | 2.0 Max |
| Silicon, Si | 1 Max |
| Copper, Cu | Balance |
| Nitrogen, N | 0.80 – 0.20 |
| Iron, Fe | Balance |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) | Hardness Rockwell C (HR C) |
|---|---|---|---|---|
| Alloy GR F51 | 105 | 43 | 35 | 255 |
| Grade | ASTM A182 GR.F51 |
| Specifications | ASTM A 182 / ASME SA 182 |
| Dimension | DIN, ASTM, BS and all International Standards |
| Length | 3mm to 200mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Types | Bolts, Nuts, Washers, Anchor Fasteners, Stud Bolts, Eye Bolt, Stud, Threaded Rod, Cotter Pin, Socket Screw, Fine Fasteners & Spares, Foundation Fasteners, Hexagon Castle Nuts, Hexagon Domed Cap Bolts, Hexagon Thin Nuts et |
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.
ASTM A182 F51 fasteners find extensive use in industries that demand a blend of high mechanical strength and outstanding corrosion resistance. They are commonly employed in oil and gas production equipment, refineries, offshore platforms, pipelines, valves, flanges, pumps, and heat exchangers. Additionally, these fasteners are widely utilized in chemical processing plants, marine components, desalination facilities, power generation systems, and structural applications. Their versatility and reliability make them a go-to choice for critical applications across various sectors, ensuring safety and efficiency in challenging environments.
Our products such as ASTM A182 F51 Fasteners are meticulously packed to ensure they remain undamaged throughout transportation. For international shipments, standard export packaging involves sturdy wooden boxes or cases, adhering strictly to international packing standards. Each fastener is prominently marked with our trademark (Company’s LOGO), Grade (ASTM A182 F51), Size, and Lot No. Upon customer request, we offer customized product marking. Our packaging includes essential documentation such as Manufacturer Test Certificate as per EN 10204-3.1 or EN 10204-3.2, Raw Materials Certificate, NABL approved Lab Test Report, 100% Radiography Test Report, and Third-Party Inspection Report.
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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