Welcome to Akor Stainless, your trusted partner for premium stainless steel solutions right here in Abuja, Nigeria. We specialize in providing high-integrity components like Stainless Steel 309S nuts, designed to meet the demanding needs of various industries. Our commitment is to deliver not just products, but reliability and durability, ensuring your projects are built on a foundation of quality and local expertise you can count on.
The strength of 309S nuts comes from their specific makeup, featuring a higher chromium and nickel content than standard grades, along with a touch of silicon. This composition gives them outstanding resistance against oxidation and corrosion, especially under high temperatures. They are engineered to maintain their integrity and mechanical strength in challenging thermal environments, making them a robust choice for critical applications where failure is not an option.
Element | Content (%) |
Iron, Fe | 60 |
Chromium, Cr | 23 |
Nickel, Ni | 14 |
Manganese, Mn | 2 |
Silicon, Si | 1 |
Carbon, C | 0.20 |
Phosphorous, P | 0.045 |
Sulfur, S | 0.030 |
Properties | Metric | Imperial |
Tensile strength | 620 MPa | 89900 psi |
Yield strength (@ strain 0.200%) | 310 MPa | 45000 psi |
Izod impact | 120 – 165 J | 88.5 – 122 ft-lb |
Shear modulus (typical for steel) | 77 GPa | 11200 ksi |
Elastic modulus | 200 GPa | 29008 ksi |
Poisson’s ratio | 0.27-0.30 | 0.27-0.30 |
Elongation at break (in 50 mm) | 45% | 45% |
Hardness, Brinell | 147 | 147 |
Hardness, Rockwell B | 85 | 85 |
Hardness, Vickers (converted from Rockwell B hardness) | 169 | 169 |
Contact us to get a quick quote for your requirement.
Corrosion-resistant product designed for high-temperature environments. Stainless Steel 309S Nuts are available in sizes from M6 to M36, ideal for furnace components and industrial applications requiring excellent heat and oxidation resistance.
Stainless Steel 309S Coupling Nuts are used to connect threaded rods in high-temperature settings. Sizes range from M6 to M36, suitable for furnace and kiln applications where durability and heat resistance are essential.
Stainless Steel 309S Nylon Insert Nuts feature a nylon insert to prevent loosening under high temperatures. Available in sizes from M6 to M24, they are ideal for securing components in industrial machinery and furnace applications.
Stainless Steel 309S Flange Hex Nuts offer enhanced load distribution with integrated flanges. Sizes range from M6 to M24, suitable for high-temperature environments such as kilns and industrial equipment, providing both strength and corrosion resistance.
Stainless Steel 309S Heavy Hex Nuts are designed for high-stress, high-temperature applications. Available in sizes from M6 to M36, they are ideal for use in industrial machinery and furnace components, ensuring exceptional strength and thermal stability.
Stainless Steel 309S Square Nuts provide a large surface area for effective torque application. Sizes range from M6 to M24, suitable for high-temperature and industrial applications, ensuring durability and stability in demanding environments.
We are providing a wide variety of certifications with our Stainless Steel 309S Nuts in order to satisfy a high quality standard. In our package, commercial invoices, packing lists, fumigation certificates, heat treatment charts, quality assurance plans, and approved laboratory test reports are provided. Besides, test certificate varying specifically for our Stainless Steel 309S Nuts. The set of certificates used by us consists of MTC as per EN 10204/3.1b, PMI Test Certificate, 100% radiography test report, and Third-Party Inspection Certificate. It will ensure full satisfaction and satisfaction for our customers and clients that these products carry complete certifications.
You’ll typically find these nuts hard at work in high-temperature settings, such as in the construction of industrial furnaces, heat exchangers, and exhaust systems. They are also essential in the petrochemical and power generation industries, where equipment is constantly exposed to extreme heat and corrosive atmospheres. Their ability to perform reliably under such stress makes them indispensable for ensuring the safety and longevity of vital machinery and infrastructure.







©2024 Akor Stainless All Rights Reserved.