Ranya Stainless, a prominent manufacturer and supplier located in Muscat, Oman, specializes in top-notch Stainless Steel 446 Fasteners. These fasteners are crafted for high-strength, corrosion-resistant, and durable fastening solutions, perfect for tough industrial settings. Renowned for their precision manufacturing and outstanding mechanical performance, they also boast excellent resistance to oxidation and scaling. Each fastener is made to meet international standards, guaranteeing reliable and long-lasting service. Ranya Stainless is committed to delivering consistent quality, precise threading, and sturdy construction, making their products ideal for critical applications in industries like petrochemical, power generation, automotive, and marine. With a strong emphasis on technical expertise, timely delivery, and customer satisfaction, the company has earned a reputation as a trusted provider of Stainless Steel 446 Fasteners around the globe.
These Stainless Steel 446 Fasteners are primarily made from iron with a high chromium content, along with carefully controlled amounts of carbon, nickel, and molybdenum to boost corrosion resistance, high-temperature strength, and mechanical durability. They showcase impressive tensile and yield strength, exceptional hardness, and good toughness. These fasteners maintain their structural integrity even at elevated temperatures and resist oxidation, scaling, and corrosion. The precise threading guarantees secure connections, while the material’s high strength and durability make them perfect for critical industrial applications that demand long-term reliability and resilience against harsh environmental conditions.
| Standard | ASTM A193,A194 / ASME SA193,SA194 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Grade | C | Mn | Si | P | S | Cr | Cb | Ni | Fe |
| SS 446 | 2.0 max | 1.5 max | 0.75 max | 0.040 max | 0.030 max | 23.00 – 30.00 | – | 0.50 max | 0.10 – 0.25 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.5 g/cm3 | 1510 °C (2750 °F) | Psi – 75,000 , MPa – 485 | Psi – 40,000 , MPa – 275 | 20 % |
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Stainless Steel 446 Nuts offer excellent corrosion resistance, particularly in high-temperature environments. Available in sizes ranging from M3 to M48, they provide robust mechanical strength and are ideal for high-temperature applications.
Stainless Steel 446 Stud Bolts are highly resistant to oxidation and corrosion. Typically available in lengths from 25mm to 1000mm and diameters from M6 to M30, they are used for high-temperature and corrosive environments.
Stainless Steel 446 Bolts provide superior corrosion resistance and high-temperature stability. Sizes range from M5 to M36, with various lengths available. They are suitable for use in severe environments where oxidation is a concern.
Stainless Steel 446 threaded rods exhibit excellent resistance to corrosion and high temperatures. Commonly available in lengths up to 3000mm and diameters from M6 to M36, they are used in demanding industrial applications.
Stainless Steel 446 screws are known for their resistance to high temperatures and corrosion. Available in sizes ranging from M2 to M12, they are used in applications requiring high strength and durability under harsh conditions.
Stainless Steel 446 washers offer outstanding corrosion resistance and durability. They come in various sizes, typically from M3 to M50, and are used to distribute loads and prevent surface damage in high-temperature applications.
Our Stainless Steel 446 Fasteners are subjected to extensive testing, such as 100% radiographic examination, strength testing, macro/micro examination, raw material acceptance checking, third-party verification, combined-mode intergranular corrosion testing, chemical analysis, and PMI examination. These all-encompassing tests guarantee excellent robustness, performance and compliance with the same‐industry standards, making sure that our fasteners comply to the strict needs of high‐temperature and corrosion‐resistant applications.
Stainless Steel 446 Fasteners find extensive use across various industries that prioritize strength, corrosion resistance, and high-temperature performance. In petrochemical and chemical plants, they are essential for assembling process equipment, reactors, and piping systems. Power generation facilities depend on them for turbines, boilers, and high-temperature piping assemblies. The automotive and aerospace sectors utilize these fasteners in exhaust systems, engine components, and structural assemblies.







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