Lecong Stainless is a trusted manufacturer and supplier based in Da Nang, Vietnam, specializing in top-notch Stainless Steel 446 Nuts designed for a variety of industrial uses. These nuts are celebrated for their remarkable resistance to high temperatures and harsh environments, crafted with precision to ensure they provide strong, durable, and long-lasting fastening solutions. Industries that face heat, scaling, and oxidation challenges particularly appreciate Stainless Steel 446 Nuts. With state-of-the-art production facilities, rigorous quality control, and a commitment to customer satisfaction, Lecong Stainless guarantees reliable products that adhere to international standards and cater to the diverse needs of clients both in Vietnam and abroad.
Stainless Steel 446 Nuts are made with a high chromium content (23–27%) along with iron, manganese, silicon, and trace amounts of carbon, giving them exceptional resistance to oxidation, sulfidation, and scaling. Their ferritic structure boosts strength and stability at high temperatures. These nuts boast impressive mechanical properties, including high tensile strength, good hardness, and resistance to creep deformation. Their unique composition ensures they remain durable and dependable in corrosive environments, making them ideal for continuous use in extreme conditions. Stainless Steel 446 Nuts are perfect for high-performance fastening applications where both mechanical strength and corrosion resistance are crucial.
| Specifications | : | ASTM A 193 ASME SA 193 |
| Standard | : | DIN, ASTM, BS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | : | Hex Head nuts, Square nuts, Lock nuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | |
| 446 | min. | – | – | – | – | – | 23.0 | – | – | 0.10 |
| max. | 0.2 | 1.5 | 0.75 | 0.040 | 0.030 | 30.0 | – | 0.50 | 0.25 | |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| 446 | 485 | 275 | 20 | 92 | 201 |
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A corrosion-resistant product, Stainless Steel 446 nuts are available in sizes from M6 to M64. They offer excellent high-temperature oxidation resistance, making them suitable for industrial applications like furnace components and exhaust systems.
A corrosion-resistant product, Stainless Steel 446 coupling nuts, available in sizes from M6 to M36, connect two male threads securely. Their high chromium content ensures durability in high-temperature and corrosive environments.
A corrosion-resistant product, Stainless Steel 446 nylon insert nuts, or lock nuts, come in sizes from M3 to M36. The nylon insert prevents loosening under vibration, while the alloy’s resistance to scaling suits high-temperature applications.
A corrosion-resistant product, Stainless Steel 446 flange hex nuts feature an integrated flange and are available in sizes from M5 to M20. They provide even load distribution and stability in high-temperature environments.
A corrosion-resistant product, Stainless Steel 446 heavy hex nuts are available in sizes from M10 to M48. Their increased thickness and chromium content make them ideal for heavy-duty applications in extreme temperatures.
A corrosion-resistant product, Stainless Steel 446 square nuts come in sizes from M6 to M30. They offer a larger contact surface for secure fastening and stability in high-temperature and harsh industrial conditions.
Lecong Stainless offers high quality Stainless Steel 446 Nuts that have consistently passed a whole array of tests that include hardness testing, spectro analysis, PMI, and flaring tests. Micro and macro tests, pitting resistance, and IGC tests are carried out to ensure every material sold by us meets high standards of quality. In addition, the full documentary coverage, complete with commercial invoice and packaging lists stating net/gross weights of box numbers along with labels and the legalized/attested certificate of origin provided, along with Third-Party Inspection Certificates, gives one absolute assurance as regards our quest to provide excellence and unparalleled customers satisfaction.
These nuts find extensive use in industries that need fastening components capable of enduring extreme heat and challenging conditions. They’re commonly found in power generation plants, thermal processing units, petrochemical equipment, and furnace assemblies. Additionally, they are utilized in boilers, exhaust systems, heat exchangers, and incinerators, where resistance to oxidation and scaling is essential. Their strength and corrosion resistance make them a great fit for chemical industries, refineries, and high-temperature structural applications. With their robust design, Stainless Steel 446 Nuts are a reliable choice for demanding environments.
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