Akor Stainless is a reputable manufacturer and supplier based in Abuja, Nigeria, known for its top-notch Stainless Steel 348 Nuts that cater to the rigorous demands of industrial and engineering applications. These nuts are made from high-quality stainless steel, providing outstanding resistance to intergranular corrosion and high-temperature oxidation. Akor Stainless takes pride in its precision manufacturing, ensuring that every product is durable and performs consistently. Their Stainless Steel 348 Nuts find extensive use in sectors like petrochemical, power generation, and construction, where strength, reliability, and corrosion resistance are crucial for long-lasting service.
The composition of Stainless Steel 348 Nuts includes iron, chromium (17–19%), nickel (9–13%), and niobium, which enhances stability and prevents carbide precipitation at high temperatures. With a tensile strength of about 550 MPa and a yield strength of 240 MPa, these nuts offer excellent resistance to creep and stress rupture. They also demonstrate good ductility, hardness, and oxidation resistance up to 900°C, making them ideal for high-temperature and corrosive environments.
| Element | Content (%) |
|---|---|
| Iron, Fe | 66 |
| Chromium, Cr | 18 |
| Nickel, Ni | 10 |
| Manganese, Mn | 2.0 |
| Silicon, Si | 1.0 |
| Nb + Ta | 0.8 |
| Cobalt, Co | 0.2 |
| Tantalum, Ta | 0.1 |
| Carbon, C | 0.080 |
| Phosphorous, P | 0.045 |
| Sulfur, S | 0.030 |
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 655 MPa | 95000 psi |
| Yield strength (@ strain 0.200%) | 275 MPa | 39900 psi |
| Izod impact | 120 – 160 J | 88.5 – 118 ft-lb |
| Charpy impact | 160 J | 118 ft-lb |
| Shear modulus (typical for steel) | 77.0 GPa | 11200 ksi |
| Elastic modulus | 190-210 GPa | 27557-30458 ksi |
| Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
| Elongation at break (in 50 mm) | 45% | 45% |
| Hardness, Brinell (converted from Rockwell B hardness) | 147 | 147 |
| Hardness, Knoop (converted from Rockwell B hardness) | 164 | 164 |
| Hardness, Rockwell B | 85 | 85 |
| Hardness, Vickers (converted from Rockwell B hardness) | 169 | 169 |
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Stainless steel 348 nuts are ideal for high temperature applications. Available in sizes from M6 to M36, these nuts are highly resistant to corrosion and oxidation, making them suitable for nuclear reactors and chemical devices.
The stainless steel 348 coupling nuts are designed to connect threaded rods in harsh environments. Sizes range from M6 to M36, making them ideal for applications in hot and humid environments, such as medical plants and power plants
Stainless steel 348 nylon insert nuts have nylon inserts for secure fastening. Available in sizes from M6 to M24, they offer high thermal stability and resistance, suitable for use in aerospace and industrial equipment.
Stainless steel 348 flange hex nuts for enhanced weight distribution with integrated flanges. Available in sizes from M6 to M24, these panels are used in complex applications such as furnace components and heat exchangers, providing strong support.
Heavy duty stainless steel 348 hex nuts are designed for high stress and high temperature environments. Available in sizes from M6 to M36, they are ideal for use in industrial equipment and nuclear reactors, providing exceptional strength and durability.
Stainless steel 348 square nuts provide large surface area for efficient torque application. Sizes range from M6 to M24, making it suitable for secure communications in hot environments, such as chemical applications and space applications.
You’ll find Stainless Steel 348 Nuts commonly used in chemical processing plants, the food and beverage industry, heat exchangers, and exhaust systems. They are particularly suited for high-temperature applications in aerospace, power generation, and refinery settings. Their exceptional corrosion resistance makes them a great choice for marine equipment and structural assemblies that face harsh conditions. Additionally, these nuts are frequently used in boilers, pressure vessels, and turbine components, ensuring safety and performance even under extreme operating conditions.
Stainless steel 348 nut is commonly used in warm and humid climates. It has a very excellent design to be used in nuclear reactors as the radiation and thermal resistance is an important requirement in the design of nuclear reactors. These are also used in the synthesis of chemicals as it gives hardness and durability in extreme conditions. They are appropriate for aerospace and ensure great stability and reliability. Additionally, it is applied in heat exchangers and furnace parts for performance and durability in extreme temperatures and warm surroundings.
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