Nakamura Stainless is a reputable manufacturer and supplier based in Pulau Ujong, Singapore, known for delivering top-notch stainless steel products that are built to last, resist corrosion, and perform reliably. Among their specialized offerings, Stainless Steel 348 Fasteners stand out for their remarkable corrosion resistance, impressive strength, and toughness. This particular grade of austenitic stainless steel is designed to ensure consistent performance in various chemical, petrochemical, and industrial settings. Adhering to international standards, Nakamura Stainless promises that their Stainless Steel 348 Fasteners provide secure, durable, and efficient fastening solutions suitable for a wide array of industrial and engineering applications.
These fasteners are made from austenitic stainless steel, which includes 18–20% chromium, 8–10% nickel, along with trace amounts of molybdenum and nitrogen. This unique blend gives them exceptional corrosion resistance, high tensile and yield strength, and solid toughness. The austenitic structure guarantees stability in dimensions, resistance to stress corrosion cracking, and durability even under high mechanical loads and moderately corrosive conditions.
| 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.
Stainless Steel 348 Fasteners are extensively utilized in industries that demand strong, corrosion-resistant, and long-lasting fastening solutions. You’ll often find them in chemical processing equipment, petrochemical facilities, pumps, valves, heat exchangers, and various types of industrial machinery. They’re also well-suited for marine environments, food processing, and general engineering applications where reliability, strength, and resistance to corrosion are crucial. With their blend of toughness, high strength, and corrosion resistance, Stainless Steel 348 Fasteners deliver dependable and enduring performance in challenging industrial environments.
Stainless Steel 348 fasteners are prized for their exceptional corrosion resistance particularly in high-temperature environments. They are commonly used in aerospace, chemical processing and power generation industries. And excel in applications involving high-stress and corrosive conditions. These fasteners are ideal for use in exhaust systems, turbine engines, and reactors due to their resistance to oxidation and stress corrosion cracking. Their high strength and stability make them suitable for demanding applications where reliability and longevity are critical.
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