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Ramu Fasteners is a well-respected manufacturer and supplier of Stainless Steel 442 Nuts, proudly based in Hyderabad, India. The company focuses on crafting top-notch fastening solutions that boast impressive strength, durability, and resistance to high temperatures and corrosive environments. With state-of-the-art manufacturing facilities, rigorous quality control measures, and a team of skilled experts, Ramu Fasteners guarantees precision and consistent performance in every product they offer. Their Stainless Steel 442 Nuts are specifically designed to provide reliable fastening even under thermal stress and in challenging industrial conditions. Catering to both regional and national markets, the company delivers trustworthy solutions for power generation, industrial machinery, and high-temperature engineering applications.
These Stainless Steel 442 Nuts are made from high-chromium ferritic stainless steel, which gives them outstanding resistance to oxidation, scaling, and corrosion at elevated temperatures. They showcase excellent tensile strength, hardness, and wear resistance, along with stable mechanical properties when faced with thermal stress. The dimensional stability and reliable load-bearing capacity of Stainless Steel 442 ensure they resist deformation in high-temperature settings. The alloy’s mechanical integrity and durability make these nuts ideal for demanding applications where heat resistance and structural stability are paramount.
| 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 % |
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 442 Nuts find their place in various industries that require fastening solutions capable of withstanding high temperatures and oxidation. Common applications include power generation equipment, furnaces, heat exchangers, exhaust systems, boilers, and industrial machinery that operate under elevated temperatures. They are also utilized in petrochemical and chemical processing plants where heat and moderate corrosion are factors. With their long service life, low maintenance needs, and dependable performance, Stainless Steel 442 Nuts are essential for critical industrial and engineering applications that require secure fastening and durability.
As a leading manufacturer, supplier, and exporter, we adhere to strict standards for our Stainless Steel 442 Nuts. Each nut is rigorously tested for hardness, chemical composition, Positive Material Identity (PMI), and corrosion resistance. We also conduct thorough inspections to ensure compliance with industry standards. Our nuts are carefully packaged to endure transportation and storage conditions, ensuring they arrive in perfect condition. This dedication guarantees that each nut meets our high standards for performance, durability, and reliability.
Ramu Fasteners is a leading manufacturer and supplier of high-quality fasteners in Hyderabad, India, with over 8 years of experience serving global industries.
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