Mitchell Stainless, a reputable manufacturer and supplier located in Hamilton, New Zealand, is well-known for crafting top-notch Stainless Steel 446 Nuts that are perfect for tough industrial applications. With a strong focus on precision engineering and durability, the company guarantees that every product adheres to strict international standards. The Stainless Steel 446 Nuts from Mitchell Stainless offer outstanding heat resistance, oxidation stability, and corrosion protection, making them a great fit for harsh working environments. Supported by state-of-the-art manufacturing facilities and a customer-centric approach, Mitchell Stainless is dedicated to providing reliable fastening solutions that can handle extreme temperatures and challenging conditions.
Stainless Steel 446 Nuts are primarily made up of high chromium content, usually around 23–27%, along with low carbon and added ferritic stabilizers that boost oxidation and scaling resistance. This alloy showcases impressive mechanical properties, including high tensile strength, good creep resistance, and remarkable performance at elevated temperatures. SS 446 nuts maintain stability in environments reaching up to 1100°C, ensuring exceptional durability and structural integrity. Their ferritic microstructure provides strong resistance to corrosion, thermal fatigue, and chemical attack, making them ideal for applications that demand long-term reliability under extreme thermal stress.
| 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.
Mitchell Stainless, a reputable manufacturer and supplier located in Hamilton, New Zealand, is well-known for crafting top-notch Stainless Steel 446 Nuts that are perfect for tough industrial applications. With a strong focus on precision engineering and durability, the company guarantees that every product adheres to strict international standards. The Stainless Steel 446 Nuts from Mitchell Stainless offer outstanding heat resistance, oxidation stability, and corrosion protection, making them a great fit for harsh working environments. Supported by state-of-the-art manufacturing facilities and a customer-centric approach, Mitchell Stainless is dedicated to providing reliable fastening solutions that can handle extreme temperatures and challenging conditions.
Stainless Steel 446 Nuts find their place in various industries that function in high-temperature and corrosive settings. They are crucial components in furnaces, heat exchangers, exhaust systems, and thermal processing equipment, thanks to their excellent resistance to scaling and oxidation. Chemical plants, petrochemical units, and power generation facilities depend on SS 446 nuts for secure fastening in high-stress and elevated-temperature conditions. Additionally, they are utilized in kiln machines, ensuring that operations run smoothly even in the most demanding environments.
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