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Mazin Fasteners, located in Muscat, Oman, has earned a solid reputation as a reliable manufacturer and supplier of top-notch fasteners, with a focus on stainless steel components. One of their standout products is the Stainless Steel 347 Nuts, engineered to perform exceptionally well in tough industrial settings. These nuts are celebrated for their durability, resistance to corrosion, and overall reliability. They’re crafted to meet international standards, ensuring they provide a long-lasting service life. Catering to industries like oil and gas, construction, and marine, Mazin Fasteners blends cutting-edge manufacturing techniques with rigorous quality control, making them a go-to choice for engineers and procurement specialists looking for trustworthy fastening solutions in Oman and beyond.
The Stainless Steel 347 Nuts are made from a high-performance austenitic stainless steel alloy that includes 17–19% chromium, 9–13% nickel, and stabilizing niobium to prevent carbide precipitation. This unique composition offers outstanding resistance to intergranular corrosion, even post-welding. On the mechanical side, these nuts boast high tensile strength, toughness, and good elongation, allowing them to handle heavy loads and extreme temperatures with ease. They maintain their structural integrity in both acidic and high-temperature environments, ensuring reliability in critical applications, while also providing excellent fatigue resistance for a longer operational life.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | 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, Eye bolts, T bolt, Hex Bolt, Lag Bolts, Counter sunk Bolts, Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 347 | min. | – | – | – | – | – | 17.0 | 2.00 | 9.0 | – |
| max. | 0.08 | 2.0 | 1.00 | 0.045 | 0.030 | 20.0 | 3.00 | 13.0 | – | |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 347 | 515 | 205 | 40 | 95 | 201 |
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.
Stainless steel 347 Nuts are important where high corrosion resistance and thermal stability are required. Because of their ability to withstand extreme conditions, they are widely used in aerospace, chemical processing, and power generation. These fruits are also used in petroleum refining and extraction, where they resist oxidation. The stainless steel 347 grains are also suitable for food processing and pharmaceutical industries, providing reliable performance and purity in essential components.
These Stainless Steel 347 Nuts find their place in industries that demand durability and resistance to harsh conditions. They are frequently used in oil and gas equipment, chemical processing plants, power generation facilities, and marine installations, where they often face high temperatures, corrosive chemicals, or saltwater. Additionally, they are suitable for structural applications, pipelines, and industrial machinery. Their superb weldability and thermal stability make them perfect for high-temperature equipment and critical assemblies.
Mazin Fasteners is a leading manufacturer and supplier of high-quality fasteners in Muscat, OMAN, with over 8 years of experience serving global industries.
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