Kyaw Stainless is a well-respected manufacturer and supplier located in Naypyidaw, Myanmar, known for its top-notch Stainless Steel 446 Nuts. These nuts are crafted for outstanding performance in high-temperature and corrosive settings, making them a go-to choice for industrial assemblies that require exceptional durability. Kyaw Stainless takes pride in ensuring that every product adheres to international standards of precision and reliability. With cutting-edge manufacturing technology and rigorous quality control, the company delivers Stainless Steel 446 Nuts that boast remarkable resistance to oxidation, scaling, and thermal fatigue—perfect for heavy-duty applications across various industries.
The composition of Stainless Steel 446 Nuts includes iron, 23–27% chromium, along with trace amounts of manganese, silicon, and nickel. The elevated chromium content significantly boosts their resistance to oxidation and scaling, even at high temperatures. They have a tensile strength of about 550 MPa and a yield strength of roughly 275 MPa, ensuring they maintain structural integrity. These nuts are known for their excellent hardness, decent ductility, and superior corrosion resistance in sulfuric and acidic environments. Their magnetic properties and impressive creep strength make them ideal for high-temperature service conditions.
| 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.
446 Stainless Steel Nuts are extensively utilized in applications that involve high-temperature and corrosion-resistant nuts, e.g., power plants, heat exchangers, and furnace parts. They find important applications in petrochemical complexes, cement plants, and incinerators because of their capacity to resist oxidation and scaling at elevated temperatures. They also find widespread applications in exhaust systems, refractory anchoring systems, and other thermal processing units. Their advanced durability, good mechanical stability, and heat resistance make them suitable for harsh industrial uses.
Stainless Steel 446 Nuts find extensive use in industries that demand exceptional heat and corrosion resistance. They’re commonly found in furnace components, exhaust systems, heat exchangers, boiler equipment, and power generation units. Additionally, these nuts perform reliably in petrochemical plants, cement industries, and refineries, where they often face oxidizing atmospheres and high thermal stress. Their durability under fluctuating temperatures makes them perfect for high-temperature fastenings and mechanical assemblies. Kyaw Stainless’s 446 Nuts are trusted for critical operations that require longevity, precision, and resistance to scaling and oxidation.
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