Lecong Stainless, located in Da Nang, Vietnam, is a well-reputed roll producer and supplier of high-grade stainless steel products for various industrial purposes. Our Stainless Steel 446 Fasteners are manufactured to specifications with the highest levels of resistance to high temperatures, oxidation, and corrosion so they are well suited for harsh environments that include furnaces, heat exchangers, and chemical plants. Flexible enough to be obtained in a range of sizes and specifications, these fasteners are produced to the highest possible standards of quality control resulting in outstanding performance and reliability. Innovation, excellence, and customer satisfaction, as we prioritize at Lecong Stainless, are what make us the industry leader for stainless steel solutions around the globe.
Stainless steel 446 fasteners comprise approximately 23.00-30.00% chromium and 1.5% aluminium, making them highly resistant to high-temperature oxidation and corrosion. They provide high strength, with a maximum operating temperature of approximately 1300°C (2372°F). They ensure reliable performance and longevity in demanding conditions with key advantages such as exceptional resistance to scaling and oxidation, excellent mechanical properties at high temperatures, durability in harsh environments, and ideal for applications in petrochemical and power generation industries.
| Standard | ASTM A193,A194 / ASME SA193,SA194 |
| Standard | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Grade | C | Mn | Si | P | S | Cr | Cb | Ni | Fe |
| SS 446 | 2.0 max | 1.5 max | 0.75 max | 0.040 max | 0.030 max | 23.00 – 30.00 | – | 0.50 max | 0.10 – 0.25 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.5 g/cm3 | 1510 °C (2750 °F) | Psi – 75,000 , MPa – 485 | Psi – 40,000 , MPa – 275 | 20 % |
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Stainless Steel 446 Nuts offer excellent corrosion resistance, particularly in high-temperature environments. Available in sizes ranging from M3 to M48, they provide robust mechanical strength and are ideal for high-temperature applications.
Stainless Steel 446 Stud Bolts are highly resistant to oxidation and corrosion. Typically available in lengths from 25mm to 1000mm and diameters from M6 to M30, they are used for high-temperature and corrosive environments.
Stainless Steel 446 Bolts provide superior corrosion resistance and high-temperature stability. Sizes range from M5 to M36, with various lengths available. They are suitable for use in severe environments where oxidation is a concern.
Stainless Steel 446 threaded rods exhibit excellent resistance to corrosion and high temperatures. Commonly available in lengths up to 3000mm and diameters from M6 to M36, they are used in demanding industrial applications.
Stainless Steel 446 screws are known for their resistance to high temperatures and corrosion. Available in sizes ranging from M2 to M12, they are used in applications requiring high strength and durability under harsh conditions.
Stainless Steel 446 washers offer outstanding corrosion resistance and durability. They come in various sizes, typically from M3 to M50, and are used to distribute loads and prevent surface damage in high-temperature applications.
Our Stainless Steel 446 Fasteners are subjected to extensive testing, such as 100% radiographic examination, strength testing, macro/micro examination, raw material acceptance checking, third-party verification, combined-mode intergranular corrosion testing, chemical analysis, and PMI examination. These all-encompassing tests guarantee excellent robustness, performance and compliance with the same‐industry standards, making sure that our fasteners comply to the strict needs of high‐temperature and corrosion‐resistant applications.
Stainless Steel 446 Fasteners are used at high temperatures because of their excellent oxidation and heat resistance. It is commonly found in industrial areas such as furnaces, boilers, and heat exchangers, where temperatures can exceed 1000°C (1832°F). These packaging materials are used in automotive exhaust systems and chemical processing equipment. Their corrosion resistance and corrosion resistance makes them suitable for corrosive environments or extreme heat, ensuring durability and reliability in demanding conditions.
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