Ranya Stainless, a prominent manufacturer and supplier located in Muscat, Oman, specializes in high-performance Stainless Steel 348 Fasteners designed for tough industrial settings. These fasteners are celebrated for their remarkable resistance to intergranular corrosion, particularly at high temperatures, making them perfect for applications that involve constant heat exposure. With a commitment to precision manufacturing and rigorous quality control, Ranya Stainless guarantees that every SS 348 Fastener provides exceptional strength, durability, and a long lifespan. Their reliability and stability under thermal stress make them a go-to choice for industries like petrochemical, power generation, chemical processing, and high-temperature engineering.
The composition of Stainless Steel 348 Fasteners includes iron, chromium, and nickel, along with columbium and tantalum, which boost their stability against carbide precipitation during welding and high-temperature use. These elements contribute to their excellent resistance to intergranular corrosion and oxidation. On the mechanical side, SS 348 fasteners deliver high tensile and yield strength, impressive creep resistance, and consistent performance during thermal cycling. Their outstanding mechanical integrity, coupled with strong weldability and durability, makes them perfect for critical fastening applications that face heat, pressure, 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 offer exceptional corrosion resistance, particularly in harsh environments. They are available in various sizes, typically from M3 to M30, with standard dimensions conforming to ISO or ANSI specifications, ensuring secure fastening in industrial applications.
Stainless Steel 348 Stud Bolts provide superior corrosion resistance and are ideal for high-temperature applications. They usually come in sizes from M6 to M36 and lengths from 50 mm to 300 mm, meeting industrial standards for strength and durability.
Stainless Steel 348 Bolts are known for their high corrosion resistance and high-temperature performance. They are available in sizes from M6 to M30 and can be found in various lengths, complying with ANSI or ISO standards, and are suitable for heavy-duty applications.
Stainless Steel 348 Threaded Rods offer excellent resistance to oxidation and corrosion. They are commonly available in diameters from M6 to M30 and lengths ranging from 100 mm to 1000 mm. They are used in applications requiring continuous threading and high strength.
Stainless Steel 348 Screws provide robust corrosion resistance, particularly in aggressive environments. Available in sizes from M3 to M20 and lengths from 10 mm to 100 mm, they are used for precise and secure fastening in various mechanical assemblies.
Stainless Steel 348 Washers offer superior corrosion resistance and are used to distribute the load of a screw or bolt. They come in sizes from M4 to M36 and various thicknesses, adhering to standard dimensions for reliable performance in harsh conditions.
We provide essential documents such as commercial invoices, packaging lists, certificates of origin, and guarantee letters to ensure smooth transactions. Additionally our Third Party Inspection Certificate guarantees the quality and compliance of our products, ensuring complete client satisfaction. These documents are vital for transparency, traceability and assurance of the product’s quality and origin offering our clients peace of mind and confidence in their purchases.
Industries that need heat-resistant and corrosion-resistant fastening solutions widely use Stainless Steel 348 Fasteners. They’re commonly found in petrochemical plants, refineries, boilers, heat exchangers, and furnace components where thermal stability is crucial. Power generation facilities depend on them for turbine systems, superheaters, and high-temperature piping networks. Additionally, they’re utilized in chemical processing, food processing, and pharmaceutical equipment due to their cleanliness and resistance to oxidation. Their durability, stability, and reliable performance in extreme conditions make SS 348 fasteners an excellent choice for demanding applications.
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