Ranya Stainless, a well-respected manufacturer and supplier located in Muscat, Oman, specializes in high-quality Stainless Steel 442 Nuts that are designed for outstanding durability and performance, even in the toughest conditions. With a keen emphasis on precision manufacturing and adherence to international quality standards, the company delivers fastening solutions that guarantee reliability, corrosion resistance, and a long lifespan. Ranya Stainless’s Stainless Steel 442 Nuts are trusted across various industries for their exceptional thermal stability and mechanical strength. The company proudly serves both local and global markets with products crafted to endure harsh environments while providing consistent and reliable fastening performance.
These Stainless Steel 442 Nuts are made with a high chromium content, typically between 17–19%, along with moderate levels of carbon, manganese, silicon, and trace alloying elements that boost their resistance to corrosion and oxidation. They boast impressive mechanical properties, including high tensile strength, good hardness, and excellent creep resistance, especially at elevated temperatures. Their ferritic structure ensures stability during thermal cycling, while the well-balanced composition offers toughness and resistance to deformation. Stainless Steel 442 Nuts provide reliable mechanical integrity for applications that require heat resistance and long-lasting durability.
| Material | Specification | Standards | Length | Size |
| 442 Stainless Steel Fasteners | IS BS ASTM | DIN, ISO, JIS, GB, IS, BS, ASTM | 3 mm to 200 mm | M 02 to M 160 |
| Component | Wt. % |
| C | 0.23 |
| Cr | 12.5 |
| Fe | 83 |
| Mn | 0.5 |
| Mo | 1 |
| Ni | 0.8 |
| P | 0.02 |
| S | 0.015 |
| Si | 0.38 |
| V | 0.23 |
| W | 1 |
| Mechanical Properties | Metric | English | Comments |
| Hardness, Brinell | 290 | 290 | Estimated from Rockwell C value for Brinell test with 3000 kg load/10 mm diameter ball |
| Hardness, Knoop | 315 | 315 | Estimated from Rockwell C value. |
| Hardness, Rockwell C | 30 | 30 | |
| Hardness, Vickers | 304 | 304 | Estimated from Rockwell C value. |
| Tensile Strength, Ultimate | 897 MPa | 130000 psi | |
| Tensile Strength, Yield | 828 MPa | 120000 psi | 0.2% Offset |
| Elongation at Break | 15 % | 15 % | |
| Reduction of Area | 40 % | 40 % |
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A corrosion-resistant product, Stainless Steel 442 nuts are available in sizes from M6 to M64. They are designed for high-temperature applications, providing excellent oxidation resistance and durability in harsh environments like industrial furnaces and heat exchangers.
A corrosion-resistant product, Stainless Steel 442 coupling nuts, used to join two male threads, come in sizes from M6 to M36. Their high-temperature and oxidation resistance make them ideal for extended connections in thermal processing and industrial applications.
A corrosion-resistant product, Stainless Steel 442 nylon insert nuts, or lock nuts, are available in sizes from M3 to M36. The nylon insert secures the nut against vibration and movement, suitable for high-temperature environments requiring secure and reliable fastening.
A corrosion-resistant product, Stainless Steel 442 flange hex nuts feature an integrated flange and come in sizes from M5 to M20. They distribute load over a larger area, enhancing stability and performance in high-temperature and corrosive environments.
A corrosion-resistant product, Stainless Steel 442 heavy hex nuts are available in sizes from M10 to M48. Their increased thickness and strength make them suitable for heavy-duty and high-temperature applications, ensuring robust and secure fastening.
A corrosion-resistant product, Stainless Steel 442 square nuts offer a larger surface area for contact, available in sizes from M6 to M30. They are ideal for high-temperature and heavy clamping applications, providing stability and reliable performance in challenging environments.
Ranya Stainless offers the best quality in its Stainless Steel 442 Nuts through hardness, spectrochemical analysis, PMI, micro and macro testing, flaring, pitting resistance, and IGC tests, all of which are provided as proofs that make it reach the very highest standards. We are able to offer full documentations-detailed commercial invoices, accurate packaging list, box number, and labels-and the legalized Certificate of Origin, Third-Party Inspection Certificate reflect the transparency of products. Our commitment to excellence and detailed processes ensure 100% client satisfaction in the quality and pricing of our products.
You’ll find Stainless Steel 442 Nuts widely used in industries that need secure fastening solutions capable of performing under high temperatures and in corrosive environments. They are commonly found in furnace components, heat exchangers, boilers, and industrial ovens due to their resistance to oxidation. Additionally, these nuts are essential in petrochemical processing, power generation plants, exhaust systems, and chemical equipment where strength and stability are crucial. Their ability to withstand scaling, thermal shock, and corrosive gases makes Stainless Steel 442 Nuts the perfect choice for heavy-duty industrial applications that demand consistent performance.
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