Ed Stainless is a prominent manufacturer and exporter of Stainless Steel 446 Nuts in Houston, Texas, USA. Ed Stainless places utmost importance on quality, strength, and accuracy and has established a firm reputation in the stainless steel fastener market. Operating in industries like petrochemicals, marine, power plants, and construction, Ed Stainless is renowned for manufacturing high-quality fasteners according to international standards. Ed Stainless Stainless Steel 446 Nuts are particularly appreciated for their incredible heat resistance and corrosion protection, making them suitable for harsh applications throughout Texas and the United States.
Stainless Steel 446 Nuts produced by Ed Stainless in Texas have a high content of chromium (23–27%), which ensures great oxidation and scaling resistance at high temperatures. These nuts are generally low in carbon content and can have traces of molybdenum and silicon added for greater mechanical hardness. They provide tensile strength of around 485 MPa, yield strength of 275 MPa, and good elongation characteristics. Excellent creep strength and thermal stability of the alloy enable it to be used in high temperature or low temperature applications where durability is a major requirement for longevity.
| 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.
Ed 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.
Ed Stainless’ Stainless Steel 446 Nuts are utilized in large numbers in high-temperature industrial applications because of their exceptional oxidation and corrosion resistance. The nuts are critical to applications such as heat treatment plants, furnaces, incinerators, power generation equipment, and chemical processing equipment. Exhaust systems, kiln supports, and thermal reactors also use them. Due to their capacity to withstand mechanical strength and structure integrity in critical conditions, such nuts are suitable for heavy-duty fastening. Ed Stainless provides consistent and guaranteed product quality to satisfy the rigid requirements of these vital industries.







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